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| <div class="title">future.hpp</div> </div> |
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| <a href="future_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// You may obtain a copy of the License at</span></div> |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div> |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div> |
| <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div> |
| <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div> |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// See the License for the specific language governing permissions and</span></div> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// limitations under the License</span></div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div> |
| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#ifndef __PROCESS_FUTURE_HPP__</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor"></span><span class="preprocessor">#define __PROCESS_FUTURE_HPP__</span></div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor"></span></div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <assert.h></span></div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <atomic></span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <list></span></div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <memory></span> <span class="comment">// TODO(benh): Replace shared_ptr with unique_ptr.</span></div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <set></span></div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <type_traits></span></div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <utility></span></div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <vector></span></div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <glog/logging.h></span></div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <<a class="code" href="clock_8hpp.html">process/clock.hpp</a>></span></div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include <<a class="code" href="latch_8hpp.html">process/latch.hpp</a>></span></div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <<a class="code" href="owned_8hpp.html">process/owned.hpp</a>></span></div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <<a class="code" href="3rdparty_2libprocess_2include_2process_2pid_8hpp.html">process/pid.hpp</a>></span></div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include <<a class="code" href="timer_8hpp.html">process/timer.hpp</a>></span></div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include <<a class="code" href="abort_8hpp.html">stout/abort.hpp</a>></span></div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include <<a class="code" href="stout_2include_2stout_2check_8hpp.html">stout/check.hpp</a>></span></div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include <<a class="code" href="duration_8hpp.html">stout/duration.hpp</a>></span></div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include <<a class="code" href="error_8hpp.html">stout/error.hpp</a>></span></div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include <<a class="code" href="lambda_8hpp.html">stout/lambda.hpp</a>></span></div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include <<a class="code" href="none_8hpp.html">stout/none.hpp</a>></span></div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include <<a class="code" href="option_8hpp.html">stout/option.hpp</a>></span></div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include <<a class="code" href="preprocessor_8hpp.html">stout/preprocessor.hpp</a>></span></div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include <<a class="code" href="result_8hpp.html">stout/result.hpp</a>></span></div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#include <<a class="code" href="result__of_8hpp.html">stout/result_of.hpp</a>></span></div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#include <<a class="code" href="synchronized_8hpp.html">stout/synchronized.hpp</a>></span></div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#include <<a class="code" href="try_8hpp.html">stout/try.hpp</a>></span></div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor">#include <<a class="code" href="strerror_8hpp.html">stout/os/strerror.hpp</a>></span></div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">namespace </span><a class="code" href="namespaceos.html#ae19e4161a51b86a1f330f3bf1dc75389">process</a> {</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> </div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment">// Forward declarations (instead of include to break circular dependency).</span></div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="keyword">template</span> <<span class="keyword">typename</span> G></div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="keyword">struct </span>_Deferred;</div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html"> 56</a></span> <span class="keyword">class </span><a class="code" href="classprocess_1_1Future.html">Future</a>;</div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">namespace </span>internal {</div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="structprocess_1_1internal_1_1wrap.html"> 62</a></span> <span class="keyword">struct </span><a class="code" href="structprocess_1_1internal_1_1wrap.html">wrap</a>;</div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="structprocess_1_1internal_1_1unwrap.html"> 65</a></span> <span class="keyword">struct </span><a class="code" href="structprocess_1_1internal_1_1unwrap.html">unwrap</a>;</div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span> } <span class="comment">// namespace internal {</span></div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment">// Forward declaration of Promise.</span></div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="classprocess_1_1Promise.html"> 72</a></span> <span class="keyword">class </span><a class="code" href="classprocess_1_1Promise.html">Promise</a>;</div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment">// Forward declaration of WeakFuture.</span></div> |
| <div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="classprocess_1_1WeakFuture.html"> 77</a></span> <span class="keyword">class </span><a class="code" href="classprocess_1_1WeakFuture.html">WeakFuture</a>;</div> |
| <div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment">// Forward declaration of Failure.</span></div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="keyword">struct </span><a class="code" href="structprocess_1_1Failure.html">Failure</a>;</div> |
| <div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="keyword">struct </span><a class="code" href="structprocess_1_1ErrnoFailure.html">ErrnoFailure</a>;</div> |
| <div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div> |
| <div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div> |
| <div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment">// Definition of a "shared" future. A future can hold any</span></div> |
| <div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment">// copy-constructible value. A future is considered "shared" because</span></div> |
| <div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="comment">// by default a future can be accessed concurrently.</span></div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="keyword">class </span><a class="code" href="classprocess_1_1Future.html">Future</a></div> |
| <div class="line"><a name="l00089"></a><span class="lineno"> 89</span> {</div> |
| <div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="keyword">public</span>:</div> |
| <div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="comment">// Constructs a failed future.</span></div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keyword">static</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a> <a class="code" href="classprocess_1_1Future.html#ac24932d40d46827beb624695ff08a428">failed</a>(<span class="keyword">const</span> std::string& message);</div> |
| <div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <a class="code" href="classprocess_1_1Future.html#a8c5011603de16950bdcbb5bd137ef956">Future</a>();</div> |
| <div class="line"><a name="l00095"></a><span class="lineno"> 95</span> </div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="comment">/*implicit*/</span> <a class="code" href="classprocess_1_1Future.html#a8c5011603de16950bdcbb5bd137ef956">Future</a>(<span class="keyword">const</span> T& _t);</div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span> </div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> U></div> |
| <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="comment">/*implicit*/</span> <a class="code" href="classprocess_1_1Future.html#a8c5011603de16950bdcbb5bd137ef956">Future</a>(<span class="keyword">const</span> U& u);</div> |
| <div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="comment">/*implicit*/</span> <a class="code" href="classprocess_1_1Future.html#a8c5011603de16950bdcbb5bd137ef956">Future</a>(<span class="keyword">const</span> <a class="code" href="structprocess_1_1Failure.html">Failure</a>& <a class="code" href="classprocess_1_1Future.html#ae649c56b07f44c05e4b7aa3620133ff9">failure</a>);</div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="comment">/*implicit*/</span> <a class="code" href="classprocess_1_1Future.html#a8c5011603de16950bdcbb5bd137ef956">Future</a>(<span class="keyword">const</span> <a class="code" href="structprocess_1_1ErrnoFailure.html">ErrnoFailure</a>& <a class="code" href="classprocess_1_1Future.html#ae649c56b07f44c05e4b7aa3620133ff9">failure</a>);</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">/*implicit*/</span> <a class="code" href="classprocess_1_1Future.html#a8c5011603de16950bdcbb5bd137ef956">Future</a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& that);</div> |
| <div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="comment">/*implicit*/</span> <a class="code" href="classprocess_1_1Future.html#a8c5011603de16950bdcbb5bd137ef956">Future</a>(<a class="code" href="classprocess_1_1Future.html">Future<T></a>&& that);</div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span> </div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="comment">/*implicit*/</span> <a class="code" href="classprocess_1_1Future.html#a8c5011603de16950bdcbb5bd137ef956">Future</a>(<span class="keyword">const</span> <a class="code" href="classTry.html">Try<T></a>& t);</div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div> |
| <div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <a class="code" href="classprocess_1_1Future.html#ae0483b70dae75d7a75c97839130f6886">~Future</a>() = <span class="keywordflow">default</span>;</div> |
| <div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div> |
| <div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="comment">// Futures are assignable (and copyable). This results in the</span></div> |
| <div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="comment">// reference to the previous future data being decremented and a</span></div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="comment">// reference to 'that' being incremented.</span></div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a32e4b21c80168bb3f809da93b669b98f">operator=</a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& that);</div> |
| <div class="line"><a name="l00117"></a><span class="lineno"> 117</span> </div> |
| <div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="comment">// Comparison operators useful for using futures in collections.</span></div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#ad4dabb526ca4f366ac1fb06192a40d0f">operator==</a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& that) <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#a1e09668bb029e2e3cc3a2d9cf1075812">operator!=</a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& that) <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordtype">bool</span> operator<(const Future<T>& that) <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="comment">// Helpers to get the current state of this future.</span></div> |
| <div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#af23884cf963eb5ec061595eb2e288903">isPending</a>() <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#a68f241961e700d0cecf982d9cc0043d7">isReady</a>() <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#abc89036db733a417b7b383b091efaf3c">isDiscarded</a>() <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#a493227e57f8848e37777b89c0f81e2ec">isFailed</a>() <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#a18f97963e0636071b54401b200fedfc2">hasDiscard</a>() <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="comment">// Discards this future. Returns false if discard has already been</span></div> |
| <div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="comment">// called or the future has already completed, i.e., is ready,</span></div> |
| <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="comment">// failed, or discarded. Note that a discard does not terminate any</span></div> |
| <div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="comment">// computation but rather acts as a suggestion or indication that</span></div> |
| <div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="comment">// the caller no longer cares about the result of some</span></div> |
| <div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="comment">// computation. The callee can decide whether or not to continue the</span></div> |
| <div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="comment">// computation on their own (where best practices are to attempt to</span></div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="comment">// stop the computation if possible). The callee can discard the</span></div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="comment">// computation via Promise::discard which completes a future, at</span></div> |
| <div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="comment">// which point, Future::isDiscarded is true (and the</span></div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="comment">// Future::onDiscarded callbacks are executed). Before that point,</span></div> |
| <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="comment">// but after calling Future::discard, only Future::hasDiscard will</span></div> |
| <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="comment">// return true and the Future::onDiscard callbacks will be invoked.</span></div> |
| <div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#a4012f3faa6191fc13874dca62c14ced0">discard</a>();</div> |
| <div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div> |
| <div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="comment">// Waits for this future to become ready, discarded, or failed.</span></div> |
| <div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#a49b738b9755c0623a57e575ae2fb6431">await</a>(<span class="keyword">const</span> <a class="code" href="classDuration.html">Duration</a>& duration = <a class="code" href="classSeconds.html">Seconds</a>(-1)) <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00147"></a><span class="lineno"> 147</span> </div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="comment">// Return the value associated with this future, waits indefinitely</span></div> |
| <div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="comment">// until a value gets associated or until the future is discarded.</span></div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keyword">const</span> T& <span class="keyword">get</span>() <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keyword">const</span> T* <a class="code" href="classprocess_1_1Future.html#ade35e2593ea7486d0d6cd26584960704">operator-></a>() <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00152"></a><span class="lineno"> 152</span> </div> |
| <div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="comment">// Returns the failure message associated with this future.</span></div> |
| <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keyword">const</span> std::string& <a class="code" href="classprocess_1_1Future.html#ae649c56b07f44c05e4b7aa3620133ff9">failure</a>() <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div> |
| <div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="comment">// Type of the callback functions that can get invoked when the</span></div> |
| <div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="comment">// future gets set, fails, or is discarded.</span></div> |
| <div class="line"><a name="l00158"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a7f793e67f309787ba34f3ed29652599c"> 158</a></span>  <span class="keyword">typedef</span> lambda::function<void()> <a class="code" href="classprocess_1_1Future.html#a7f793e67f309787ba34f3ed29652599c">DiscardCallback</a>;</div> |
| <div class="line"><a name="l00159"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a542d3524ad6d4ca7ec633e63e4beadeb"> 159</a></span>  <span class="keyword">typedef</span> lambda::function<void(const T&)> <a class="code" href="classprocess_1_1Future.html#a542d3524ad6d4ca7ec633e63e4beadeb">ReadyCallback</a>;</div> |
| <div class="line"><a name="l00160"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a7d0523c18366c86e160021920e08e726"> 160</a></span>  <span class="keyword">typedef</span> lambda::function<void(const std::string&)> <a class="code" href="classprocess_1_1Future.html#a7d0523c18366c86e160021920e08e726">FailedCallback</a>;</div> |
| <div class="line"><a name="l00161"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#ae90544e9db7a6648cee806c821601ee5"> 161</a></span>  <span class="keyword">typedef</span> lambda::function<void()> <a class="code" href="classprocess_1_1Future.html#ae90544e9db7a6648cee806c821601ee5">DiscardedCallback</a>;</div> |
| <div class="line"><a name="l00162"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#aeac8f0fb6828c2161914de61e1e67364"> 162</a></span>  <span class="keyword">typedef</span> lambda::function<void(const Future<T>&)> <a class="code" href="classprocess_1_1Future.html#aeac8f0fb6828c2161914de61e1e67364">AnyCallback</a>;</div> |
| <div class="line"><a name="l00163"></a><span class="lineno"> 163</span> </div> |
| <div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="comment">// Installs callbacks for the specified events and returns a const</span></div> |
| <div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="comment">// reference to 'this' in order to easily support chaining.</span></div> |
| <div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a1b80bf321358be44880d9c6bae5d9a2d">onDiscard</a>(<a class="code" href="classprocess_1_1Future.html#a7f793e67f309787ba34f3ed29652599c">DiscardCallback</a>&& callback) <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a0af9d6f01e26acab3c2882a90fc09149">onReady</a>(<a class="code" href="classprocess_1_1Future.html#a542d3524ad6d4ca7ec633e63e4beadeb">ReadyCallback</a>&& callback) <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a3ff2c35ef526a030a7ea6d0c4ca79945">onFailed</a>(<a class="code" href="classprocess_1_1Future.html#a7d0523c18366c86e160021920e08e726">FailedCallback</a>&& callback) <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a066172ff3324966119049bb9feac95ac">onDiscarded</a>(<a class="code" href="classprocess_1_1Future.html#ae90544e9db7a6648cee806c821601ee5">DiscardedCallback</a>&& callback) <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a71bde220aed3c725cef2040f63adf42a">onAny</a>(<a class="code" href="classprocess_1_1Future.html#aeac8f0fb6828c2161914de61e1e67364">AnyCallback</a>&& callback) <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00171"></a><span class="lineno"> 171</span> </div> |
| <div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="comment">// TODO(benh): Add onReady, onFailed, onAny for _Deferred<F> where F</span></div> |
| <div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="comment">// is not expected.</span></div> |
| <div class="line"><a name="l00174"></a><span class="lineno"> 174</span> </div> |
| <div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> F></div> |
| <div class="line"><a name="l00176"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#aeea5927a465c7b6e7f0f8b91f1e65461"> 176</a></span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#aeea5927a465c7b6e7f0f8b91f1e65461">onDiscard</a>(<a class="code" href="structprocess_1_1__Deferred.html">_Deferred<F></a>&& deferred)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a1b80bf321358be44880d9c6bae5d9a2d">onDiscard</a>(deferred.operator std::function<<span class="keywordtype">void</span>()>());</div> |
| <div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  }</div> |
| <div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div> |
| <div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> F></div> |
| <div class="line"><a name="l00182"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a4492bc5e02252a90087bcda3a9113f66"> 182</a></span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a4492bc5e02252a90087bcda3a9113f66">onReady</a>(<a class="code" href="structprocess_1_1__Deferred.html">_Deferred<F></a>&& deferred)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a0af9d6f01e26acab3c2882a90fc09149">onReady</a>(deferred.operator std::function<<span class="keywordtype">void</span>(<span class="keyword">const</span> T&)>());</div> |
| <div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  }</div> |
| <div class="line"><a name="l00186"></a><span class="lineno"> 186</span> </div> |
| <div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> F></div> |
| <div class="line"><a name="l00188"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a8af6d072946de82f639c488872ab4db8"> 188</a></span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a8af6d072946de82f639c488872ab4db8">onFailed</a>(<a class="code" href="structprocess_1_1__Deferred.html">_Deferred<F></a>&& deferred)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a3ff2c35ef526a030a7ea6d0c4ca79945">onFailed</a>(</div> |
| <div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  deferred.operator std::function<<span class="keywordtype">void</span>(<span class="keyword">const</span> std::string&)>());</div> |
| <div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  }</div> |
| <div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div> |
| <div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> F></div> |
| <div class="line"><a name="l00195"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a9ed881404620ba5d7a145b2f9c2be008"> 195</a></span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a9ed881404620ba5d7a145b2f9c2be008">onDiscarded</a>(<a class="code" href="structprocess_1_1__Deferred.html">_Deferred<F></a>&& deferred)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a066172ff3324966119049bb9feac95ac">onDiscarded</a>(deferred.operator std::function<<span class="keywordtype">void</span>()>());</div> |
| <div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  }</div> |
| <div class="line"><a name="l00199"></a><span class="lineno"> 199</span> </div> |
| <div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> F></div> |
| <div class="line"><a name="l00201"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#ab753c0730005edaef998bf8982f67e2a"> 201</a></span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#ab753c0730005edaef998bf8982f67e2a">onAny</a>(<a class="code" href="structprocess_1_1__Deferred.html">_Deferred<F></a>&& deferred)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a71bde220aed3c725cef2040f63adf42a">onAny</a>(deferred.operator std::function<<span class="keywordtype">void</span>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>&)>());</div> |
| <div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  }</div> |
| <div class="line"><a name="l00205"></a><span class="lineno"> 205</span> </div> |
| <div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="keyword">private</span>:</div> |
| <div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="comment">// We use the 'Prefer' and 'LessPrefer' structs as a way to prefer</span></div> |
| <div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="comment">// one function over the other when doing SFINAE for the 'onReady',</span></div> |
| <div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="comment">// 'onFailed', 'onAny', and 'then' functions. In each of these cases</span></div> |
| <div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="comment">// we prefer calling the version of the functor that takes in an</span></div> |
| <div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="comment">// argument (i.e., 'const T&' for 'onReady' and 'then' and 'const</span></div> |
| <div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="comment">// std::string&' for 'onFailed'), but we allow functors that don't</span></div> |
| <div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="comment">// care about the argument. We don't need to do this for</span></div> |
| <div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="comment">// 'onDiscarded' because it doesn't take an argument.</span></div> |
| <div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keyword">struct </span>LessPrefer {};</div> |
| <div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="keyword">struct </span>Prefer : LessPrefer {};</div> |
| <div class="line"><a name="l00217"></a><span class="lineno"> 217</span> </div> |
| <div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">template <typename F, typename = typename result_of<F(const T&)>::type</a>></div> |
| <div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keyword">const</span> Future<T>& <a class="code" href="classprocess_1_1Future.html#a0af9d6f01e26acab3c2882a90fc09149">onReady</a>(F&& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>, Prefer)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a0af9d6f01e26acab3c2882a90fc09149">onReady</a>(std::function<<span class="keywordtype">void</span>(<span class="keyword">const</span> T&)>(</div> |
| <div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  [=](<span class="keyword">const</span> T& t) <span class="keyword">mutable</span> {</div> |
| <div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>(t);</div> |
| <div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  }));</div> |
| <div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  }</div> |
| <div class="line"><a name="l00226"></a><span class="lineno"> 226</span> </div> |
| <div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="comment">// This is the less prefered `onReady`, we prefer the `onReady` method which</span></div> |
| <div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="comment">// has `f` taking a `const T&` parameter. Unfortunately, to complicate</span></div> |
| <div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="comment">// matters, if `F` is the result of a `std::bind` expression we need to SFINAE</span></div> |
| <div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="comment">// out this version of `onReady` and force the use of the preferred `onReady`</span></div> |
| <div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="comment">// (which works because `std::bind` will just ignore the `const T&` argument).</span></div> |
| <div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="comment">// This is necessary because Visual Studio 2015 doesn't support using the</span></div> |
| <div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="comment">// `std::bind` call operator with `result_of` as it's technically not a</span></div> |
| <div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="comment">// requirement by the C++ standard.</span></div> |
| <div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keyword">template</span> <</div> |
| <div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keyword">typename</span> F,</div> |
| <div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keyword">typename</span> = <span class="keyword">typename</span> result_of<<span class="keyword">typename</span> std::enable_if<</div> |
| <div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  !<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">std::is_bind_expression<typename std::decay<F>::type</a>>::value,</div> |
| <div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  F><a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">::type</a>()><a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">::type</a>></div> |
| <div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keyword">const</span> Future<T>& <a class="code" href="classprocess_1_1Future.html#a0af9d6f01e26acab3c2882a90fc09149">onReady</a>(F&& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>, LessPrefer)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a0af9d6f01e26acab3c2882a90fc09149">onReady</a>(std::function<<span class="keywordtype">void</span>(<span class="keyword">const</span> T&)>(</div> |
| <div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  [=](<span class="keyword">const</span> T&) <span class="keyword">mutable</span> {</div> |
| <div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>();</div> |
| <div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  }));</div> |
| <div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  }</div> |
| <div class="line"><a name="l00247"></a><span class="lineno"> 247</span> </div> |
| <div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">template <typename F, typename = typename result_of<F(const std::string&)>::type</a>> <span class="comment">// NOLINT(whitespace/line_length)</span></div> |
| <div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keyword">const</span> Future<T>& <a class="code" href="classprocess_1_1Future.html#a3ff2c35ef526a030a7ea6d0c4ca79945">onFailed</a>(F&& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>, Prefer)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00250"></a><span class="lineno"> 250</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a3ff2c35ef526a030a7ea6d0c4ca79945">onFailed</a>(std::function<<span class="keywordtype">void</span>(<span class="keyword">const</span> std::string&)>(</div> |
| <div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  [=](<span class="keyword">const</span> std::string& message) <span class="keyword">mutable</span> {</div> |
| <div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>(message);</div> |
| <div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  }));</div> |
| <div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  }</div> |
| <div class="line"><a name="l00256"></a><span class="lineno"> 256</span> </div> |
| <div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="comment">// Refer to the less preferred version of `onReady` for why these SFINAE</span></div> |
| <div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="comment">// conditions are necessary.</span></div> |
| <div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keyword">template</span> <</div> |
| <div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="keyword">typename</span> F,</div> |
| <div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keyword">typename</span> = <span class="keyword">typename</span> result_of<<span class="keyword">typename</span> std::enable_if<</div> |
| <div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  !<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">std::is_bind_expression<typename std::decay<F>::type</a>>::value,</div> |
| <div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  F><a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">::type</a>()><a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">::type</a>></div> |
| <div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keyword">const</span> Future<T>& <a class="code" href="classprocess_1_1Future.html#a3ff2c35ef526a030a7ea6d0c4ca79945">onFailed</a>(F&& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>, LessPrefer)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00265"></a><span class="lineno"> 265</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a3ff2c35ef526a030a7ea6d0c4ca79945">onFailed</a>(std::function<<span class="keywordtype">void</span>(<span class="keyword">const</span> std::string&)>(</div> |
| <div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  [=](<span class="keyword">const</span> std::string&) <span class="keyword">mutable</span> {</div> |
| <div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>();</div> |
| <div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  }));</div> |
| <div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  }</div> |
| <div class="line"><a name="l00271"></a><span class="lineno"> 271</span> </div> |
| <div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> F, <span class="keyword">typename</span> = <span class="keyword">typename</span> result_of<F(const Future<T>&)>::type> <span class="comment">// NOLINT(whitespace/line_length)</span></div> |
| <div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="keyword">const</span> Future<T>& <a class="code" href="classprocess_1_1Future.html#a71bde220aed3c725cef2040f63adf42a">onAny</a>(F&& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>, Prefer)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a71bde220aed3c725cef2040f63adf42a">onAny</a>(std::function<<span class="keywordtype">void</span>(<span class="keyword">const</span> Future<T>&)>(</div> |
| <div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  [=](<span class="keyword">const</span> Future<T>& future) <span class="keyword">mutable</span> {</div> |
| <div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>(future);</div> |
| <div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  }));</div> |
| <div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  }</div> |
| <div class="line"><a name="l00280"></a><span class="lineno"> 280</span> </div> |
| <div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="comment">// Refer to the less preferred version of `onReady` for why these SFINAE</span></div> |
| <div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="comment">// conditions are necessary.</span></div> |
| <div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="keyword">template</span> <</div> |
| <div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keyword">typename</span> F,</div> |
| <div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="keyword">typename</span> = <span class="keyword">typename</span> result_of<<span class="keyword">typename</span> std::enable_if<</div> |
| <div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  !<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">std::is_bind_expression<typename std::decay<F>::type</a>>::value,</div> |
| <div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  F><a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">::type</a>()><a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">::type</a>></div> |
| <div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keyword">const</span> Future<T>& <a class="code" href="classprocess_1_1Future.html#a71bde220aed3c725cef2040f63adf42a">onAny</a>(F&& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>, LessPrefer)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a71bde220aed3c725cef2040f63adf42a">onAny</a>(std::function<<span class="keywordtype">void</span>(<span class="keyword">const</span> Future<T>&)>(</div> |
| <div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  [=](<span class="keyword">const</span> Future<T>&) <span class="keyword">mutable</span> {</div> |
| <div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>();</div> |
| <div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  }));</div> |
| <div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  }</div> |
| <div class="line"><a name="l00295"></a><span class="lineno"> 295</span> </div> |
| <div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="keyword">public</span>:</div> |
| <div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> F></div> |
| <div class="line"><a name="l00298"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a907cb66509cf2e07bff8cf919507f745"> 298</a></span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a907cb66509cf2e07bff8cf919507f745">onDiscard</a>(F&& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00299"></a><span class="lineno"> 299</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a1b80bf321358be44880d9c6bae5d9a2d">onDiscard</a>(std::function<<span class="keywordtype">void</span>()>(</div> |
| <div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  [=]() <span class="keyword">mutable</span> {</div> |
| <div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>();</div> |
| <div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  }));</div> |
| <div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  }</div> |
| <div class="line"><a name="l00305"></a><span class="lineno"> 305</span> </div> |
| <div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> F></div> |
| <div class="line"><a name="l00307"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#ad002735b3459454f81f77bc9604903ba"> 307</a></span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#ad002735b3459454f81f77bc9604903ba">onReady</a>(F&& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00308"></a><span class="lineno"> 308</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a0af9d6f01e26acab3c2882a90fc09149">onReady</a>(std::forward<F>(<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>), Prefer());</div> |
| <div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  }</div> |
| <div class="line"><a name="l00311"></a><span class="lineno"> 311</span> </div> |
| <div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> F></div> |
| <div class="line"><a name="l00313"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a8c5395e292096cc9e91047ab6958564a"> 313</a></span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a8c5395e292096cc9e91047ab6958564a">onFailed</a>(F&& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00314"></a><span class="lineno"> 314</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a3ff2c35ef526a030a7ea6d0c4ca79945">onFailed</a>(std::forward<F>(<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>), Prefer());</div> |
| <div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  }</div> |
| <div class="line"><a name="l00317"></a><span class="lineno"> 317</span> </div> |
| <div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> F></div> |
| <div class="line"><a name="l00319"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a3630c865b86819b18907a8f60c948add"> 319</a></span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a3630c865b86819b18907a8f60c948add">onDiscarded</a>(F&& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a066172ff3324966119049bb9feac95ac">onDiscarded</a>(std::function<<span class="keywordtype">void</span>()>(</div> |
| <div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  [=]() <span class="keyword">mutable</span> {</div> |
| <div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>();</div> |
| <div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  }));</div> |
| <div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  }</div> |
| <div class="line"><a name="l00326"></a><span class="lineno"> 326</span> </div> |
| <div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> F></div> |
| <div class="line"><a name="l00328"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a79919e2b8fded40f30f720c521c98ded"> 328</a></span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a79919e2b8fded40f30f720c521c98ded">onAny</a>(F&& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00329"></a><span class="lineno"> 329</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a71bde220aed3c725cef2040f63adf42a">onAny</a>(std::forward<F>(<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>), Prefer());</div> |
| <div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  }</div> |
| <div class="line"><a name="l00332"></a><span class="lineno"> 332</span> </div> |
| <div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="comment">// Installs callbacks that get executed when this future is ready</span></div> |
| <div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="comment">// and associates the result of the callback with the future that is</span></div> |
| <div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="comment">// returned to the caller (which may be of a different type).</span></div> |
| <div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> X></div> |
| <div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <a class="code" href="classprocess_1_1Future.html">Future<X></a> <a class="code" href="classprocess_1_1Future.html#a08f6977c10f9f5d9e918ef8fd91f0a5f">then</a>(<span class="keyword">const</span> lambda::function<<a class="code" href="classprocess_1_1Future.html">Future<X></a>(<span class="keyword">const</span> T&)>& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>) <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00338"></a><span class="lineno"> 338</span> </div> |
| <div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> X></div> |
| <div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <a class="code" href="classprocess_1_1Future.html">Future<X></a> <a class="code" href="classprocess_1_1Future.html#a08f6977c10f9f5d9e918ef8fd91f0a5f">then</a>(<span class="keyword">const</span> lambda::function<X(<span class="keyword">const</span> T&)>& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>) <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00341"></a><span class="lineno"> 341</span> </div> |
| <div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> X></div> |
| <div class="line"><a name="l00343"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a1b4d81f9529ea6207d2781d7cba3bdb0"> 343</a></span>  <a class="code" href="classprocess_1_1Future.html">Future<X></a> <a class="code" href="classprocess_1_1Future.html#a1b4d81f9529ea6207d2781d7cba3bdb0">then</a>(<span class="keyword">const</span> lambda::function<<a class="code" href="classprocess_1_1Future.html">Future<X></a>()>& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00344"></a><span class="lineno"> 344</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a08f6977c10f9f5d9e918ef8fd91f0a5f">then</a>(lambda::function<<a class="code" href="classprocess_1_1Future.html">Future<X></a>(<span class="keyword">const</span> T&)>(<a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>)));</div> |
| <div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  }</div> |
| <div class="line"><a name="l00347"></a><span class="lineno"> 347</span> </div> |
| <div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> X></div> |
| <div class="line"><a name="l00349"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a5d4894dd3a963b8011898cac76d5bf9b"> 349</a></span>  <a class="code" href="classprocess_1_1Future.html">Future<X></a> <a class="code" href="classprocess_1_1Future.html#a5d4894dd3a963b8011898cac76d5bf9b">then</a>(<span class="keyword">const</span> lambda::function<X()>& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00350"></a><span class="lineno"> 350</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a08f6977c10f9f5d9e918ef8fd91f0a5f">then</a>(lambda::function<X(<span class="keyword">const</span> T&)>(<a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>)));</div> |
| <div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  }</div> |
| <div class="line"><a name="l00353"></a><span class="lineno"> 353</span> </div> |
| <div class="line"><a name="l00354"></a><span class="lineno"> 354</span> <span class="keyword">private</span>:</div> |
| <div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="keyword">template</span> <</div> |
| <div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="keyword">typename</span> F,</div> |
| <div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="keyword">typename</span> X =</div> |
| <div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="keyword">typename</span> <a class="code" href="structprocess_1_1internal_1_1unwrap.html">internal::unwrap<typename result_of<F(const T&)>::type</a>><a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">::type</a>></div> |
| <div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <a class="code" href="classprocess_1_1Future.html">Future<X></a> <a class="code" href="classprocess_1_1Future.html#a08f6977c10f9f5d9e918ef8fd91f0a5f">then</a>(<a class="code" href="structprocess_1_1__Deferred.html">_Deferred<F></a>&& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>, Prefer)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00360"></a><span class="lineno"> 360</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="comment">// note the then<X> is necessary to not have an infinite loop with</span></div> |
| <div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="comment">// then(F&& f)</span></div> |
| <div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="keywordflow">return</span> then<X>(<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>.operator std::function<Future<X>(<span class="keyword">const</span> T&)>());</div> |
| <div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  }</div> |
| <div class="line"><a name="l00365"></a><span class="lineno"> 365</span> </div> |
| <div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <span class="comment">// Refer to the less preferred version of `onReady` for why these SFINAE</span></div> |
| <div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="comment">// conditions are necessary.</span></div> |
| <div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="keyword">template</span> <</div> |
| <div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keyword">typename</span> F,</div> |
| <div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="keyword">typename</span> X = <span class="keyword">typename</span> internal::unwrap<</div> |
| <div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keyword">typename</span> result_of<<span class="keyword">typename</span> std::enable_if<</div> |
| <div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  !<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">std::is_bind_expression<typename std::decay<F>::type</a>>::value,</div> |
| <div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  F><a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">::type</a>()><a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">::type</a>><a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">::type</a>></div> |
| <div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  Future<X> <a class="code" href="classprocess_1_1Future.html#a08f6977c10f9f5d9e918ef8fd91f0a5f">then</a>(_Deferred<F>&& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>, LessPrefer)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00375"></a><span class="lineno"> 375</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordflow">return</span> then<X>(<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>.operator std::function<Future<X>()>());</div> |
| <div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  }</div> |
| <div class="line"><a name="l00378"></a><span class="lineno"> 378</span> </div> |
| <div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">template <typename F, typename X = typename internal::unwrap<typename result_of<F(const T&)>::type</a>><a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">::type</a>> <span class="comment">// NOLINT(whitespace/line_length)</span></div> |
| <div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  Future<X> <a class="code" href="classprocess_1_1Future.html#a08f6977c10f9f5d9e918ef8fd91f0a5f">then</a>(F&& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>, Prefer)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00381"></a><span class="lineno"> 381</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="keywordflow">return</span> then<X>(std::function<Future<X>(<span class="keyword">const</span> T&)>(<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>));</div> |
| <div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  }</div> |
| <div class="line"><a name="l00384"></a><span class="lineno"> 384</span> </div> |
| <div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="comment">// Refer to the less preferred version of `onReady` for why these SFINAE</span></div> |
| <div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="comment">// conditions are necessary.</span></div> |
| <div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keyword">template</span> <</div> |
| <div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keyword">typename</span> F,</div> |
| <div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keyword">typename</span> X = <span class="keyword">typename</span> internal::unwrap<</div> |
| <div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keyword">typename</span> result_of<<span class="keyword">typename</span> std::enable_if<</div> |
| <div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  !<a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">std::is_bind_expression<typename std::decay<F>::type</a>>::value,</div> |
| <div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  F><a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">::type</a>()><a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">::type</a>><a class="code" href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">::type</a>></div> |
| <div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  Future<X> <a class="code" href="classprocess_1_1Future.html#a08f6977c10f9f5d9e918ef8fd91f0a5f">then</a>(F&& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>, LessPrefer)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00394"></a><span class="lineno"> 394</span> <span class="keyword"> </span>{</div> |
| <div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="keywordflow">return</span> then<X>(std::function<Future<X>()>(<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>));</div> |
| <div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  }</div> |
| <div class="line"><a name="l00397"></a><span class="lineno"> 397</span> </div> |
| <div class="line"><a name="l00398"></a><span class="lineno"> 398</span> <span class="keyword">public</span>:</div> |
| <div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="comment">// NOTE: There are two bugs we're dealing with here.</span></div> |
| <div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="comment">// (1) GCC bug where the explicit use of `this->` is required in the</span></div> |
| <div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="comment">// trailing return type: gcc.gnu.org/bugzilla/show_bug.cgi?id=57543</span></div> |
| <div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  <span class="comment">// (2) VS 2017 RC bug where the explicit use of `this->` is disallowed.</span></div> |
| <div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="comment">//</span></div> |
| <div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="comment">// Since VS 2015 and 2017 RC both implement C++14's deduced return type for</span></div> |
| <div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="comment">// functions, we simply choose to use that on Windows.</span></div> |
| <div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="comment">//</span></div> |
| <div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  <span class="comment">// TODO(mpark): Remove the trailing return type once we get to C++14.</span></div> |
| <div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> F></div> |
| <div class="line"><a name="l00409"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a6bba7bac2b511c021028ee59efefb1f5"> 409</a></span>  <span class="keyword">auto</span> <a class="code" href="classprocess_1_1Future.html#a6bba7bac2b511c021028ee59efefb1f5">then</a>(F&& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>) const</div> |
| <div class="line"><a name="l00410"></a><span class="lineno"> 410</span> <span class="preprocessor">#ifndef __WINDOWS__</span></div> |
| <div class="line"><a name="l00411"></a><span class="lineno"> 411</span> <span class="preprocessor"></span> -> decltype(this-><a class="code" href="classprocess_1_1Future.html#a08f6977c10f9f5d9e918ef8fd91f0a5f">then</a>(std::forward<F>(<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>), Prefer()))</div> |
| <div class="line"><a name="l00412"></a><span class="lineno"> 412</span> <span class="preprocessor">#endif // __WINDOWS__</span></div> |
| <div class="line"><a name="l00413"></a><span class="lineno"> 413</span> <span class="preprocessor"></span> {</div> |
| <div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="keywordflow">return</span> <a class="code" href="classprocess_1_1Future.html#a08f6977c10f9f5d9e918ef8fd91f0a5f">then</a>(std::forward<F>(<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>), Prefer());</div> |
| <div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  }</div> |
| <div class="line"><a name="l00416"></a><span class="lineno"> 416</span> </div> |
| <div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="comment">// Installs callbacks that get executed if this future completes</span></div> |
| <div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="comment">// because it failed.</span></div> |
| <div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <a class="code" href="classprocess_1_1Future.html">Future<T></a> <a class="code" href="classprocess_1_1Future.html#a2174995dd9a77eb017e1d54840f2b186">repair</a>(</div> |
| <div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <span class="keyword">const</span> lambda::function<<a class="code" href="classprocess_1_1Future.html">Future<T></a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>&)>& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>) <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00421"></a><span class="lineno"> 421</span> </div> |
| <div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="comment">// TODO(benh): Add overloads of 'repair' that don't require passing</span></div> |
| <div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="comment">// in a function that takes the 'const Future<T>&' parameter and use</span></div> |
| <div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <span class="comment">// Prefer/LessPrefer to disambiguate.</span></div> |
| <div class="line"><a name="l00425"></a><span class="lineno"> 425</span> </div> |
| <div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="comment">// Invokes the specified function after some duration if this future</span></div> |
| <div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="comment">// has not been completed (set, failed, or discarded). Note that</span></div> |
| <div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <span class="comment">// this function is agnostic of discard semantics and while it will</span></div> |
| <div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <span class="comment">// propagate discarding "up the chain" it will still invoke the</span></div> |
| <div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="comment">// specified callback after the specified duration even if 'discard'</span></div> |
| <div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <span class="comment">// was called on the returned future.</span></div> |
| <div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <a class="code" href="classprocess_1_1Future.html">Future<T></a> <a class="code" href="classprocess_1_1Future.html#a909ddbe71773412fcb12de1f42513c89">after</a>(</div> |
| <div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="keyword">const</span> <a class="code" href="classDuration.html">Duration</a>& duration,</div> |
| <div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="keyword">const</span> lambda::function<<a class="code" href="classprocess_1_1Future.html">Future<T></a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>&)>& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>) <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00435"></a><span class="lineno"> 435</span> </div> |
| <div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  <span class="comment">// TODO(benh): Add overloads of 'after' that don't require passing</span></div> |
| <div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="comment">// in a function that takes the 'const Future<T>&' parameter and use</span></div> |
| <div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  <span class="comment">// Prefer/LessPrefer to disambiguate.</span></div> |
| <div class="line"><a name="l00439"></a><span class="lineno"> 439</span> </div> |
| <div class="line"><a name="l00440"></a><span class="lineno"> 440</span> <span class="keyword">private</span>:</div> |
| <div class="line"><a name="l00441"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a697fa51a09bfecabc58fd6d07ce8f501"> 441</a></span>  <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classprocess_1_1Promise.html">Promise</a><T>;</div> |
| <div class="line"><a name="l00442"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#ac49710e6a1dd58e8e14b749c37139979"> 442</a></span>  <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classprocess_1_1WeakFuture.html">WeakFuture</a><T>;</div> |
| <div class="line"><a name="l00443"></a><span class="lineno"> 443</span> </div> |
| <div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="keyword">enum</span> State</div> |
| <div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  {</div> |
| <div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  PENDING,</div> |
| <div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  READY,</div> |
| <div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  FAILED,</div> |
| <div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  DISCARDED,</div> |
| <div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  };</div> |
| <div class="line"><a name="l00451"></a><span class="lineno"> 451</span> </div> |
| <div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="keyword">struct </span>Data</div> |
| <div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  {</div> |
| <div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  Data();</div> |
| <div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  ~Data() = <span class="keywordflow">default</span>;</div> |
| <div class="line"><a name="l00456"></a><span class="lineno"> 456</span> </div> |
| <div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <span class="keywordtype">void</span> clearAllCallbacks();</div> |
| <div class="line"><a name="l00458"></a><span class="lineno"> 458</span> </div> |
| <div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  std::atomic_flag lock = ATOMIC_FLAG_INIT;</div> |
| <div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  State state;</div> |
| <div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#a4012f3faa6191fc13874dca62c14ced0">discard</a>;</div> |
| <div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  <span class="keywordtype">bool</span> associated;</div> |
| <div class="line"><a name="l00463"></a><span class="lineno"> 463</span> </div> |
| <div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <span class="comment">// One of:</span></div> |
| <div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="comment">// 1. None, the state is PENDING or DISCARDED.</span></div> |
| <div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <span class="comment">// 2. Some, the state is READY.</span></div> |
| <div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  <span class="comment">// 3. Error, the state is FAILED; 'error()' stores the message.</span></div> |
| <div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  <a class="code" href="classResult.html">Result<T></a> result;</div> |
| <div class="line"><a name="l00469"></a><span class="lineno"> 469</span> </div> |
| <div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  std::vector<DiscardCallback> onDiscardCallbacks;</div> |
| <div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  std::vector<ReadyCallback> onReadyCallbacks;</div> |
| <div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  std::vector<FailedCallback> onFailedCallbacks;</div> |
| <div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  std::vector<DiscardedCallback> onDiscardedCallbacks;</div> |
| <div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  std::vector<AnyCallback> onAnyCallbacks;</div> |
| <div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  };</div> |
| <div class="line"><a name="l00476"></a><span class="lineno"> 476</span> </div> |
| <div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  <span class="comment">// Sets the value for this future, unless the future is already set,</span></div> |
| <div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  <span class="comment">// failed, or discarded, in which case it returns false.</span></div> |
| <div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="keywordtype">bool</span> set(<span class="keyword">const</span> T& _t);</div> |
| <div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  <span class="keywordtype">bool</span> set(T&& _t);</div> |
| <div class="line"><a name="l00481"></a><span class="lineno"> 481</span> </div> |
| <div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> U></div> |
| <div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <span class="keywordtype">bool</span> _set(U&& _u);</div> |
| <div class="line"><a name="l00484"></a><span class="lineno"> 484</span> </div> |
| <div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  <span class="comment">// Sets this future as failed, unless the future is already set,</span></div> |
| <div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="comment">// failed, or discarded, in which case it returns false.</span></div> |
| <div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  <span class="keywordtype">bool</span> fail(<span class="keyword">const</span> std::string& _message);</div> |
| <div class="line"><a name="l00488"></a><span class="lineno"> 488</span> </div> |
| <div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  std::shared_ptr<Data> data;</div> |
| <div class="line"><a name="l00490"></a><span class="lineno"> 490</span> };</div> |
| <div class="line"><a name="l00491"></a><span class="lineno"> 491</span> </div> |
| <div class="line"><a name="l00492"></a><span class="lineno"> 492</span> </div> |
| <div class="line"><a name="l00493"></a><span class="lineno"> 493</span> <span class="keyword">namespace </span>internal {</div> |
| <div class="line"><a name="l00494"></a><span class="lineno"> 494</span> </div> |
| <div class="line"><a name="l00495"></a><span class="lineno"> 495</span> <span class="comment">// Helper for executing callbacks that have been registered.</span></div> |
| <div class="line"><a name="l00496"></a><span class="lineno"> 496</span> <span class="comment">//</span></div> |
| <div class="line"><a name="l00497"></a><span class="lineno"> 497</span> <span class="comment">// TODO(*): Invoke callbacks in another execution context.</span></div> |
| <div class="line"><a name="l00498"></a><span class="lineno"> 498</span> <span class="keyword">template</span> <<span class="keyword">typename</span> C, <span class="keyword">typename</span>... Arguments></div> |
| <div class="line"><a name="l00499"></a><span class="lineno"><a class="line" href="namespaceprocess_1_1internal.html#a7ab45b8fc1010b947a370e51b463e82f"> 499</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess_1_1internal.html#a7ab45b8fc1010b947a370e51b463e82f">run</a>(<span class="keyword">const</span> std::vector<C>& callbacks, Arguments&&... arguments)</div> |
| <div class="line"><a name="l00500"></a><span class="lineno"> 500</span> {</div> |
| <div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < callbacks.size(); ++i) {</div> |
| <div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  callbacks[i](std::forward<Arguments>(arguments)...);</div> |
| <div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  }</div> |
| <div class="line"><a name="l00504"></a><span class="lineno"> 504</span> }</div> |
| <div class="line"><a name="l00505"></a><span class="lineno"> 505</span> </div> |
| <div class="line"><a name="l00506"></a><span class="lineno"> 506</span> } <span class="comment">// namespace internal {</span></div> |
| <div class="line"><a name="l00507"></a><span class="lineno"> 507</span> </div> |
| <div class="line"><a name="l00508"></a><span class="lineno"> 508</span> </div> |
| <div class="line"><a name="l00509"></a><span class="lineno"> 509</span> <span class="comment">// Represents a weak reference to a future. This class is used to</span></div> |
| <div class="line"><a name="l00510"></a><span class="lineno"> 510</span> <span class="comment">// break cyclic dependencies between futures.</span></div> |
| <div class="line"><a name="l00511"></a><span class="lineno"> 511</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00512"></a><span class="lineno"> 512</span> <span class="keyword">class </span>WeakFuture</div> |
| <div class="line"><a name="l00513"></a><span class="lineno"> 513</span> {</div> |
| <div class="line"><a name="l00514"></a><span class="lineno"> 514</span> <span class="keyword">public</span>:</div> |
| <div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  <span class="keyword">explicit</span> <a class="code" href="classprocess_1_1WeakFuture.html#abc498bf35827627ae815540181e073a9">WeakFuture</a>(<span class="keyword">const</span> Future<T>& future);</div> |
| <div class="line"><a name="l00516"></a><span class="lineno"> 516</span> </div> |
| <div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  <span class="comment">// Converts this weak reference to a concrete future. Returns none</span></div> |
| <div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  <span class="comment">// if the conversion is not successful.</span></div> |
| <div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  <a class="code" href="classOption.html">Option<Future<T></a>> <span class="keyword">get</span>() <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00520"></a><span class="lineno"> 520</span> </div> |
| <div class="line"><a name="l00521"></a><span class="lineno"> 521</span> <span class="keyword">private</span>:</div> |
| <div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  std::weak_ptr<typename Future<T>::Data> data;</div> |
| <div class="line"><a name="l00523"></a><span class="lineno"> 523</span> };</div> |
| <div class="line"><a name="l00524"></a><span class="lineno"> 524</span> </div> |
| <div class="line"><a name="l00525"></a><span class="lineno"> 525</span> </div> |
| <div class="line"><a name="l00526"></a><span class="lineno"> 526</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00527"></a><span class="lineno"><a class="line" href="classprocess_1_1WeakFuture.html#abc498bf35827627ae815540181e073a9"> 527</a></span> <a class="code" href="classprocess_1_1WeakFuture.html#abc498bf35827627ae815540181e073a9">WeakFuture<T>::WeakFuture</a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& future)</div> |
| <div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  : data(future.data) {}</div> |
| <div class="line"><a name="l00529"></a><span class="lineno"> 529</span> </div> |
| <div class="line"><a name="l00530"></a><span class="lineno"> 530</span> </div> |
| <div class="line"><a name="l00531"></a><span class="lineno"> 531</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00532"></a><span class="lineno"><a class="line" href="classprocess_1_1WeakFuture.html#a46a914af79e5b1fb309866a6288a4217"> 532</a></span> <a class="code" href="classOption.html">Option<Future<T></a>> <a class="code" href="classprocess_1_1WeakFuture.html#a46a914af79e5b1fb309866a6288a4217">WeakFuture<T>::get</a>()<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00533"></a><span class="lineno"> 533</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  <a class="code" href="classprocess_1_1Future.html">Future<T></a> future;</div> |
| <div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  future.data = data.lock();</div> |
| <div class="line"><a name="l00536"></a><span class="lineno"> 536</span> </div> |
| <div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  <span class="keywordflow">if</span> (future.data) {</div> |
| <div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  <span class="keywordflow">return</span> future;</div> |
| <div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  }</div> |
| <div class="line"><a name="l00540"></a><span class="lineno"> 540</span> </div> |
| <div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  <span class="keywordflow">return</span> <a class="code" href="structNone.html">None</a>();</div> |
| <div class="line"><a name="l00542"></a><span class="lineno"> 542</span> }</div> |
| <div class="line"><a name="l00543"></a><span class="lineno"> 543</span> </div> |
| <div class="line"><a name="l00544"></a><span class="lineno"> 544</span> </div> |
| <div class="line"><a name="l00545"></a><span class="lineno"> 545</span> <span class="comment">// Helper for creating failed futures.</span></div> |
| <div class="line"><a name="l00546"></a><span class="lineno"><a class="line" href="structprocess_1_1Failure.html"> 546</a></span> <span class="keyword">struct </span><a class="code" href="structprocess_1_1Failure.html">Failure</a></div> |
| <div class="line"><a name="l00547"></a><span class="lineno"> 547</span> {</div> |
| <div class="line"><a name="l00548"></a><span class="lineno"><a class="line" href="structprocess_1_1Failure.html#a8c4300d075059c3cc5b2ee745f44954b"> 548</a></span>  <span class="keyword">explicit</span> <a class="code" href="structprocess_1_1Failure.html#a8c4300d075059c3cc5b2ee745f44954b">Failure</a>(<span class="keyword">const</span> std::string& _message) : <a class="code" href="structprocess_1_1Failure.html#a0b8b63de27672a87316955c1f4eb9153">message</a>(_message) {}</div> |
| <div class="line"><a name="l00549"></a><span class="lineno"><a class="line" href="structprocess_1_1Failure.html#aa1aa7664c7f91fe3dc3909c5e60d768b"> 549</a></span>  <span class="keyword">explicit</span> <a class="code" href="structprocess_1_1Failure.html#aa1aa7664c7f91fe3dc3909c5e60d768b">Failure</a>(<span class="keyword">const</span> <a class="code" href="classError.html">Error</a>& <a class="code" href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">error</a>) : <a class="code" href="structprocess_1_1Failure.html#a0b8b63de27672a87316955c1f4eb9153">message</a>(error.<a class="code" href="structprocess_1_1Failure.html#a0b8b63de27672a87316955c1f4eb9153">message</a>) {}</div> |
| <div class="line"><a name="l00550"></a><span class="lineno"> 550</span> </div> |
| <div class="line"><a name="l00551"></a><span class="lineno"><a class="line" href="structprocess_1_1Failure.html#a0b8b63de27672a87316955c1f4eb9153"> 551</a></span>  <span class="keyword">const</span> std::string <a class="code" href="structprocess_1_1Failure.html#a0b8b63de27672a87316955c1f4eb9153">message</a>;</div> |
| <div class="line"><a name="l00552"></a><span class="lineno"> 552</span> };</div> |
| <div class="line"><a name="l00553"></a><span class="lineno"> 553</span> </div> |
| <div class="line"><a name="l00554"></a><span class="lineno"> 554</span> </div> |
| <div class="line"><a name="l00555"></a><span class="lineno"><a class="line" href="structprocess_1_1ErrnoFailure.html"> 555</a></span> <span class="keyword">struct </span><a class="code" href="structprocess_1_1ErrnoFailure.html">ErrnoFailure</a> : <span class="keyword">public</span> <a class="code" href="structprocess_1_1Failure.html">Failure</a></div> |
| <div class="line"><a name="l00556"></a><span class="lineno"> 556</span> {</div> |
| <div class="line"><a name="l00557"></a><span class="lineno"><a class="line" href="structprocess_1_1ErrnoFailure.html#a6dfd92ee31d6bc72559eb550039dff5b"> 557</a></span>  <a class="code" href="structprocess_1_1ErrnoFailure.html#a6dfd92ee31d6bc72559eb550039dff5b">ErrnoFailure</a>() : <a class="code" href="structprocess_1_1ErrnoFailure.html">ErrnoFailure</a>(errno) {}</div> |
| <div class="line"><a name="l00558"></a><span class="lineno"> 558</span> </div> |
| <div class="line"><a name="l00559"></a><span class="lineno"><a class="line" href="structprocess_1_1ErrnoFailure.html#a4f57e50e3363cc8693725b0ba371bfe3"> 559</a></span>  <span class="keyword">explicit</span> <a class="code" href="structprocess_1_1ErrnoFailure.html#a4f57e50e3363cc8693725b0ba371bfe3">ErrnoFailure</a>(<span class="keywordtype">int</span> _code)</div> |
| <div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  : <a class="code" href="structprocess_1_1Failure.html">Failure</a>(os::<a class="code" href="namespaceos.html#aa9ac22b4028f187826a9861373006abf">strerror</a>(_code)), <a class="code" href="structprocess_1_1ErrnoFailure.html#a00efa849b3939db5db715378c750301d">code</a>(_code) {}</div> |
| <div class="line"><a name="l00561"></a><span class="lineno"> 561</span> </div> |
| <div class="line"><a name="l00562"></a><span class="lineno"><a class="line" href="structprocess_1_1ErrnoFailure.html#a0ae0bd449175d1ba6ea53b9e5af08909"> 562</a></span>  <span class="keyword">explicit</span> <a class="code" href="structprocess_1_1ErrnoFailure.html#a0ae0bd449175d1ba6ea53b9e5af08909">ErrnoFailure</a>(<span class="keyword">const</span> std::string& <a class="code" href="structprocess_1_1Failure.html#a0b8b63de27672a87316955c1f4eb9153">message</a>)</div> |
| <div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  : <a class="code" href="structprocess_1_1ErrnoFailure.html">ErrnoFailure</a>(errno, message) {}</div> |
| <div class="line"><a name="l00564"></a><span class="lineno"> 564</span> </div> |
| <div class="line"><a name="l00565"></a><span class="lineno"><a class="line" href="structprocess_1_1ErrnoFailure.html#ae52c18fce10747136b423a3f5dff3f5a"> 565</a></span>  <a class="code" href="structprocess_1_1ErrnoFailure.html#ae52c18fce10747136b423a3f5dff3f5a">ErrnoFailure</a>(<span class="keywordtype">int</span> _code, <span class="keyword">const</span> std::string& <a class="code" href="structprocess_1_1Failure.html#a0b8b63de27672a87316955c1f4eb9153">message</a>)</div> |
| <div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  : <a class="code" href="structprocess_1_1Failure.html">Failure</a>(message + <span class="stringliteral">": "</span> + os::<a class="code" href="namespaceos.html#aa9ac22b4028f187826a9861373006abf">strerror</a>(_code)), <a class="code" href="structprocess_1_1ErrnoFailure.html#a00efa849b3939db5db715378c750301d">code</a>(_code) {}</div> |
| <div class="line"><a name="l00567"></a><span class="lineno"> 567</span> </div> |
| <div class="line"><a name="l00568"></a><span class="lineno"><a class="line" href="structprocess_1_1ErrnoFailure.html#a00efa849b3939db5db715378c750301d"> 568</a></span>  <span class="keyword">const</span> <span class="keywordtype">int</span> <a class="code" href="structprocess_1_1ErrnoFailure.html#a00efa849b3939db5db715378c750301d">code</a>;</div> |
| <div class="line"><a name="l00569"></a><span class="lineno"> 569</span> };</div> |
| <div class="line"><a name="l00570"></a><span class="lineno"> 570</span> </div> |
| <div class="line"><a name="l00571"></a><span class="lineno"> 571</span> </div> |
| <div class="line"><a name="l00572"></a><span class="lineno"> 572</span> <span class="comment">// Forward declaration to use as friend below.</span></div> |
| <div class="line"><a name="l00573"></a><span class="lineno"> 573</span> <span class="keyword">namespace </span>internal {</div> |
| <div class="line"><a name="l00574"></a><span class="lineno"> 574</span> <span class="keyword">template</span> <<span class="keyword">typename</span> U></div> |
| <div class="line"><a name="l00575"></a><span class="lineno"> 575</span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess_1_1internal.html#aa03406abec646ff3df058f9e55749c11">discarded</a>(<a class="code" href="classprocess_1_1Future.html">Future<U></a> future);</div> |
| <div class="line"><a name="l00576"></a><span class="lineno"> 576</span> } <span class="comment">// namespace internal {</span></div> |
| <div class="line"><a name="l00577"></a><span class="lineno"> 577</span> </div> |
| <div class="line"><a name="l00578"></a><span class="lineno"> 578</span> </div> |
| <div class="line"><a name="l00579"></a><span class="lineno"> 579</span> <span class="comment">// TODO(benh): Make Promise a subclass of Future?</span></div> |
| <div class="line"><a name="l00580"></a><span class="lineno"> 580</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00581"></a><span class="lineno"> 581</span> <span class="keyword">class </span>Promise</div> |
| <div class="line"><a name="l00582"></a><span class="lineno"> 582</span> {</div> |
| <div class="line"><a name="l00583"></a><span class="lineno"> 583</span> <span class="keyword">public</span>:</div> |
| <div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  <a class="code" href="classprocess_1_1Promise.html#ad96eae1c1003a896e34b6a4c66e23c39">Promise</a>();</div> |
| <div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  <span class="keyword">explicit</span> <a class="code" href="classprocess_1_1Promise.html#ad96eae1c1003a896e34b6a4c66e23c39">Promise</a>(<span class="keyword">const</span> T& t);</div> |
| <div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  <span class="keyword">virtual</span> <a class="code" href="classprocess_1_1Promise.html#aa218de27008dceaab89f594b341614ca">~Promise</a>();</div> |
| <div class="line"><a name="l00587"></a><span class="lineno"> 587</span> </div> |
| <div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  <a class="code" href="classprocess_1_1Promise.html#ad96eae1c1003a896e34b6a4c66e23c39">Promise</a>(Promise<T>&& that);</div> |
| <div class="line"><a name="l00589"></a><span class="lineno"> 589</span> </div> |
| <div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Promise.html#a8f50fcfd7ddb6dd39ec2cd468377cd5d">discard</a>();</div> |
| <div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Promise.html#a989b8dfa7eb2633de3f0f25ac2b87943">set</a>(<span class="keyword">const</span> T& _t);</div> |
| <div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Promise.html#a989b8dfa7eb2633de3f0f25ac2b87943">set</a>(T&& _t);</div> |
| <div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Promise.html#a989b8dfa7eb2633de3f0f25ac2b87943">set</a>(<span class="keyword">const</span> Future<T>& <a class="code" href="classprocess_1_1Promise.html#a8aef752d6c90cb11e58e3166b7592ef1">future</a>); <span class="comment">// Alias for associate.</span></div> |
| <div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Promise.html#aa70c825f2b107eac5f393db03d2dd6ec">associate</a>(<span class="keyword">const</span> Future<T>& <a class="code" href="classprocess_1_1Promise.html#a8aef752d6c90cb11e58e3166b7592ef1">future</a>);</div> |
| <div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Promise.html#a2fc569c8bf99acb3e53a68ff3b266667">fail</a>(<span class="keyword">const</span> std::string& message);</div> |
| <div class="line"><a name="l00596"></a><span class="lineno"> 596</span> </div> |
| <div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  <span class="comment">// Returns a copy of the future associated with this promise.</span></div> |
| <div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  Future<T> <a class="code" href="classprocess_1_1Promise.html#a8aef752d6c90cb11e58e3166b7592ef1">future</a>() <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00599"></a><span class="lineno"> 599</span> </div> |
| <div class="line"><a name="l00600"></a><span class="lineno"> 600</span> <span class="keyword">private</span>:</div> |
| <div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> U></div> |
| <div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  <span class="keyword">friend</span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess_1_1internal.html#aa03406abec646ff3df058f9e55749c11">internal::discarded</a>(Future<U> <a class="code" href="classprocess_1_1Promise.html#a8aef752d6c90cb11e58e3166b7592ef1">future</a>);</div> |
| <div class="line"><a name="l00603"></a><span class="lineno"> 603</span> </div> |
| <div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> U></div> |
| <div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  <span class="keywordtype">bool</span> _set(U&& u);</div> |
| <div class="line"><a name="l00606"></a><span class="lineno"> 606</span> </div> |
| <div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  <span class="comment">// Not copyable, not assignable.</span></div> |
| <div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  <a class="code" href="classprocess_1_1Promise.html#ad96eae1c1003a896e34b6a4c66e23c39">Promise</a>(<span class="keyword">const</span> Promise<T>&);</div> |
| <div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  Promise<T>& operator=(<span class="keyword">const</span> Promise<T>&);</div> |
| <div class="line"><a name="l00610"></a><span class="lineno"> 610</span> </div> |
| <div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  <span class="comment">// Helper for doing the work of actually discarding a future (called</span></div> |
| <div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  <span class="comment">// from Promise::discard as well as internal::discarded).</span></div> |
| <div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  <span class="keyword">static</span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Promise.html#a8f50fcfd7ddb6dd39ec2cd468377cd5d">discard</a>(Future<T> <a class="code" href="classprocess_1_1Promise.html#a8aef752d6c90cb11e58e3166b7592ef1">future</a>);</div> |
| <div class="line"><a name="l00614"></a><span class="lineno"> 614</span> </div> |
| <div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  Future<T> f;</div> |
| <div class="line"><a name="l00616"></a><span class="lineno"> 616</span> };</div> |
| <div class="line"><a name="l00617"></a><span class="lineno"> 617</span> </div> |
| <div class="line"><a name="l00618"></a><span class="lineno"> 618</span> </div> |
| <div class="line"><a name="l00619"></a><span class="lineno"> 619</span> <span class="keyword">template</span> <></div> |
| <div class="line"><a name="l00620"></a><span class="lineno"> 620</span> <span class="keyword">class </span>Promise<void>;</div> |
| <div class="line"><a name="l00621"></a><span class="lineno"> 621</span> </div> |
| <div class="line"><a name="l00622"></a><span class="lineno"> 622</span> </div> |
| <div class="line"><a name="l00623"></a><span class="lineno"> 623</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00624"></a><span class="lineno"> 624</span> <span class="keyword">class </span>Promise<T&>;</div> |
| <div class="line"><a name="l00625"></a><span class="lineno"> 625</span> </div> |
| <div class="line"><a name="l00626"></a><span class="lineno"> 626</span> </div> |
| <div class="line"><a name="l00627"></a><span class="lineno"> 627</span> <span class="keyword">namespace </span>internal {</div> |
| <div class="line"><a name="l00628"></a><span class="lineno"> 628</span> </div> |
| <div class="line"><a name="l00629"></a><span class="lineno"> 629</span> <span class="comment">// Discards a weak future. If the weak future is invalid (i.e., the</span></div> |
| <div class="line"><a name="l00630"></a><span class="lineno"> 630</span> <span class="comment">// future it references to has already been destroyed), this operation</span></div> |
| <div class="line"><a name="l00631"></a><span class="lineno"> 631</span> <span class="comment">// is treated as a no-op.</span></div> |
| <div class="line"><a name="l00632"></a><span class="lineno"> 632</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00633"></a><span class="lineno"><a class="line" href="namespaceprocess_1_1internal.html#a58d2ee086b173d21a4fc0550f843dd2e"> 633</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess_1_1internal.html#a58d2ee086b173d21a4fc0550f843dd2e">discard</a>(<a class="code" href="classprocess_1_1WeakFuture.html">WeakFuture<T></a> reference)</div> |
| <div class="line"><a name="l00634"></a><span class="lineno"> 634</span> {</div> |
| <div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <a class="code" href="classOption.html">Option<Future<T></a>> future = reference.get();</div> |
| <div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  <span class="keywordflow">if</span> (future.<a class="code" href="classOption.html#a4e3bf8416d95246f43c91f1b5c309323">isSome</a>()) {</div> |
| <div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  <a class="code" href="classprocess_1_1Future.html">Future<T></a> future_ = future.<a class="code" href="classOption.html#a21358442c0fac1cc978a67a9a9089a79">get</a>();</div> |
| <div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  future_.<a class="code" href="classprocess_1_1Future.html#a4012f3faa6191fc13874dca62c14ced0">discard</a>();</div> |
| <div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  }</div> |
| <div class="line"><a name="l00640"></a><span class="lineno"> 640</span> }</div> |
| <div class="line"><a name="l00641"></a><span class="lineno"> 641</span> </div> |
| <div class="line"><a name="l00642"></a><span class="lineno"> 642</span> </div> |
| <div class="line"><a name="l00643"></a><span class="lineno"> 643</span> <span class="comment">// Helper for invoking Promise::discard in an onDiscarded callback</span></div> |
| <div class="line"><a name="l00644"></a><span class="lineno"> 644</span> <span class="comment">// (since the onDiscarded callback requires returning void we can't</span></div> |
| <div class="line"><a name="l00645"></a><span class="lineno"> 645</span> <span class="comment">// bind with Promise::discard).</span></div> |
| <div class="line"><a name="l00646"></a><span class="lineno"> 646</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00647"></a><span class="lineno"><a class="line" href="namespaceprocess_1_1internal.html#a7fc7a125c0e895df1fcb67678a8b90d6"> 647</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess_1_1internal.html#aa03406abec646ff3df058f9e55749c11">discarded</a>(<a class="code" href="classprocess_1_1Future.html">Future<T></a> future)</div> |
| <div class="line"><a name="l00648"></a><span class="lineno"> 648</span> {</div> |
| <div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  <a class="code" href="classprocess_1_1Promise.html#a8f50fcfd7ddb6dd39ec2cd468377cd5d">Promise<T>::discard</a>(future);</div> |
| <div class="line"><a name="l00650"></a><span class="lineno"> 650</span> }</div> |
| <div class="line"><a name="l00651"></a><span class="lineno"> 651</span> </div> |
| <div class="line"><a name="l00652"></a><span class="lineno"> 652</span> } <span class="comment">// namespace internal {</span></div> |
| <div class="line"><a name="l00653"></a><span class="lineno"> 653</span> </div> |
| <div class="line"><a name="l00654"></a><span class="lineno"> 654</span> </div> |
| <div class="line"><a name="l00655"></a><span class="lineno"> 655</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00656"></a><span class="lineno"><a class="line" href="classprocess_1_1Promise.html#ad96eae1c1003a896e34b6a4c66e23c39"> 656</a></span> <a class="code" href="classprocess_1_1Promise.html#ad96eae1c1003a896e34b6a4c66e23c39">Promise<T>::Promise</a>() {}</div> |
| <div class="line"><a name="l00657"></a><span class="lineno"> 657</span> </div> |
| <div class="line"><a name="l00658"></a><span class="lineno"> 658</span> </div> |
| <div class="line"><a name="l00659"></a><span class="lineno"> 659</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00660"></a><span class="lineno"><a class="line" href="classprocess_1_1Promise.html#a863b7ddd169d89f8eb5947f49613dc92"> 660</a></span> <a class="code" href="classprocess_1_1Promise.html#ad96eae1c1003a896e34b6a4c66e23c39">Promise<T>::Promise</a>(<span class="keyword">const</span> T& t)</div> |
| <div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  : <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>(t) {}</div> |
| <div class="line"><a name="l00662"></a><span class="lineno"> 662</span> </div> |
| <div class="line"><a name="l00663"></a><span class="lineno"> 663</span> </div> |
| <div class="line"><a name="l00664"></a><span class="lineno"> 664</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00665"></a><span class="lineno"><a class="line" href="classprocess_1_1Promise.html#aa218de27008dceaab89f594b341614ca"> 665</a></span> <a class="code" href="classprocess_1_1Promise.html#aa218de27008dceaab89f594b341614ca">Promise<T>::~Promise</a>()</div> |
| <div class="line"><a name="l00666"></a><span class="lineno"> 666</span> {</div> |
| <div class="line"><a name="l00667"></a><span class="lineno"> 667</span>  <span class="comment">// Note that we don't discard the promise as we don't want to give</span></div> |
| <div class="line"><a name="l00668"></a><span class="lineno"> 668</span>  <span class="comment">// the illusion that any computation hasn't started (or possibly</span></div> |
| <div class="line"><a name="l00669"></a><span class="lineno"> 669</span>  <span class="comment">// finished) in the event that computation is "visible" by other</span></div> |
| <div class="line"><a name="l00670"></a><span class="lineno"> 670</span>  <span class="comment">// means.</span></div> |
| <div class="line"><a name="l00671"></a><span class="lineno"> 671</span> }</div> |
| <div class="line"><a name="l00672"></a><span class="lineno"> 672</span> </div> |
| <div class="line"><a name="l00673"></a><span class="lineno"> 673</span> </div> |
| <div class="line"><a name="l00674"></a><span class="lineno"> 674</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00675"></a><span class="lineno"><a class="line" href="classprocess_1_1Promise.html#ae21d4ecd85e32dd84e32dd5813ac9284"> 675</a></span> <a class="code" href="classprocess_1_1Promise.html#ad96eae1c1003a896e34b6a4c66e23c39">Promise<T>::Promise</a>(<a class="code" href="classprocess_1_1Promise.html">Promise<T></a>&& that)</div> |
| <div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  : <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>(std::move(that.<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>)) {}</div> |
| <div class="line"><a name="l00677"></a><span class="lineno"> 677</span> </div> |
| <div class="line"><a name="l00678"></a><span class="lineno"> 678</span> </div> |
| <div class="line"><a name="l00679"></a><span class="lineno"> 679</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00680"></a><span class="lineno"><a class="line" href="classprocess_1_1Promise.html#a8f50fcfd7ddb6dd39ec2cd468377cd5d"> 680</a></span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Promise.html#a8f50fcfd7ddb6dd39ec2cd468377cd5d">Promise<T>::discard</a>()</div> |
| <div class="line"><a name="l00681"></a><span class="lineno"> 681</span> {</div> |
| <div class="line"><a name="l00682"></a><span class="lineno"> 682</span>  <span class="keywordflow">if</span> (!<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>.data->associated) {</div> |
| <div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceprocess.html#adc504b79a0e7ec7c4caa088a937d4feb">discard</a>(<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>);</div> |
| <div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  }</div> |
| <div class="line"><a name="l00685"></a><span class="lineno"> 685</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00686"></a><span class="lineno"> 686</span> }</div> |
| <div class="line"><a name="l00687"></a><span class="lineno"> 687</span> </div> |
| <div class="line"><a name="l00688"></a><span class="lineno"> 688</span> </div> |
| <div class="line"><a name="l00689"></a><span class="lineno"> 689</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00690"></a><span class="lineno"><a class="line" href="classprocess_1_1Promise.html#a020c44bfea0e8b3f4ffb369775d7ab83"> 690</a></span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Promise.html#a989b8dfa7eb2633de3f0f25ac2b87943">Promise<T>::set</a>(T&& t)</div> |
| <div class="line"><a name="l00691"></a><span class="lineno"> 691</span> {</div> |
| <div class="line"><a name="l00692"></a><span class="lineno"> 692</span>  <span class="keywordflow">return</span> _set(std::move(t));</div> |
| <div class="line"><a name="l00693"></a><span class="lineno"> 693</span> }</div> |
| <div class="line"><a name="l00694"></a><span class="lineno"> 694</span> </div> |
| <div class="line"><a name="l00695"></a><span class="lineno"> 695</span> </div> |
| <div class="line"><a name="l00696"></a><span class="lineno"> 696</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00697"></a><span class="lineno"><a class="line" href="classprocess_1_1Promise.html#a989b8dfa7eb2633de3f0f25ac2b87943"> 697</a></span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Promise.html#a989b8dfa7eb2633de3f0f25ac2b87943">Promise<T>::set</a>(<span class="keyword">const</span> T& t)</div> |
| <div class="line"><a name="l00698"></a><span class="lineno"> 698</span> {</div> |
| <div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  <span class="keywordflow">return</span> _set(t);</div> |
| <div class="line"><a name="l00700"></a><span class="lineno"> 700</span> }</div> |
| <div class="line"><a name="l00701"></a><span class="lineno"> 701</span> </div> |
| <div class="line"><a name="l00702"></a><span class="lineno"> 702</span> </div> |
| <div class="line"><a name="l00703"></a><span class="lineno"> 703</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00704"></a><span class="lineno"> 704</span> <span class="keyword">template</span> <<span class="keyword">typename</span> U></div> |
| <div class="line"><a name="l00705"></a><span class="lineno"> 705</span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Promise.html">Promise<T>::_set</a>(U&& u)</div> |
| <div class="line"><a name="l00706"></a><span class="lineno"> 706</span> {</div> |
| <div class="line"><a name="l00707"></a><span class="lineno"> 707</span>  <span class="keywordflow">if</span> (!<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>.data->associated) {</div> |
| <div class="line"><a name="l00708"></a><span class="lineno"> 708</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>.set(std::forward<U>(u));</div> |
| <div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  }</div> |
| <div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00711"></a><span class="lineno"> 711</span> }</div> |
| <div class="line"><a name="l00712"></a><span class="lineno"> 712</span> </div> |
| <div class="line"><a name="l00713"></a><span class="lineno"> 713</span> </div> |
| <div class="line"><a name="l00714"></a><span class="lineno"> 714</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00715"></a><span class="lineno"><a class="line" href="classprocess_1_1Promise.html#a19d6a340d2ea310f89ba8a722b1fef18"> 715</a></span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Promise.html#a989b8dfa7eb2633de3f0f25ac2b87943">Promise<T>::set</a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& future)</div> |
| <div class="line"><a name="l00716"></a><span class="lineno"> 716</span> {</div> |
| <div class="line"><a name="l00717"></a><span class="lineno"> 717</span>  <span class="keywordflow">return</span> associate(future);</div> |
| <div class="line"><a name="l00718"></a><span class="lineno"> 718</span> }</div> |
| <div class="line"><a name="l00719"></a><span class="lineno"> 719</span> </div> |
| <div class="line"><a name="l00720"></a><span class="lineno"> 720</span> </div> |
| <div class="line"><a name="l00721"></a><span class="lineno"> 721</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00722"></a><span class="lineno"><a class="line" href="classprocess_1_1Promise.html#aa70c825f2b107eac5f393db03d2dd6ec"> 722</a></span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Promise.html#aa70c825f2b107eac5f393db03d2dd6ec">Promise<T>::associate</a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& future)</div> |
| <div class="line"><a name="l00723"></a><span class="lineno"> 723</span> {</div> |
| <div class="line"><a name="l00724"></a><span class="lineno"> 724</span>  <span class="keywordtype">bool</span> associated = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00725"></a><span class="lineno"> 725</span> </div> |
| <div class="line"><a name="l00726"></a><span class="lineno"> 726</span>  <span class="keyword">synchronized</span> (<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>.data->lock) {</div> |
| <div class="line"><a name="l00727"></a><span class="lineno"> 727</span>  <span class="comment">// Don't associate if this promise has completed. Note that this</span></div> |
| <div class="line"><a name="l00728"></a><span class="lineno"> 728</span>  <span class="comment">// does not include if Future::discard was called on this future</span></div> |
| <div class="line"><a name="l00729"></a><span class="lineno"> 729</span>  <span class="comment">// since in that case that would still leave the future PENDING</span></div> |
| <div class="line"><a name="l00730"></a><span class="lineno"> 730</span>  <span class="comment">// (note that we cover that case below).</span></div> |
| <div class="line"><a name="l00731"></a><span class="lineno"> 731</span>  <span class="keywordflow">if</span> (<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>.data->state == <a class="code" href="classprocess_1_1Future.html">Future<T>::PENDING</a> && !<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>.data->associated) {</div> |
| <div class="line"><a name="l00732"></a><span class="lineno"> 732</span>  associated = <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>.data->associated = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00733"></a><span class="lineno"> 733</span> </div> |
| <div class="line"><a name="l00734"></a><span class="lineno"> 734</span>  <span class="comment">// After this point we don't allow 'f' to be completed via the</span></div> |
| <div class="line"><a name="l00735"></a><span class="lineno"> 735</span>  <span class="comment">// promise since we've set 'associated' but Future::discard on</span></div> |
| <div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  <span class="comment">// 'f' might get called which will get propagated via the</span></div> |
| <div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  <span class="comment">// 'f.onDiscard' below. Note that we currently don't propagate a</span></div> |
| <div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  <span class="comment">// discard from 'future.onDiscard' but these semantics might</span></div> |
| <div class="line"><a name="l00739"></a><span class="lineno"> 739</span>  <span class="comment">// change if/when we make 'f' and 'future' true aliases of one</span></div> |
| <div class="line"><a name="l00740"></a><span class="lineno"> 740</span>  <span class="comment">// another.</span></div> |
| <div class="line"><a name="l00741"></a><span class="lineno"> 741</span>  }</div> |
| <div class="line"><a name="l00742"></a><span class="lineno"> 742</span>  }</div> |
| <div class="line"><a name="l00743"></a><span class="lineno"> 743</span> </div> |
| <div class="line"><a name="l00744"></a><span class="lineno"> 744</span>  <span class="comment">// Note that we do the actual associating after releasing the lock</span></div> |
| <div class="line"><a name="l00745"></a><span class="lineno"> 745</span>  <span class="comment">// above to avoid deadlocking by attempting to require the lock</span></div> |
| <div class="line"><a name="l00746"></a><span class="lineno"> 746</span>  <span class="comment">// within from invoking 'f.onDiscard' and/or 'f.set/fail' via the</span></div> |
| <div class="line"><a name="l00747"></a><span class="lineno"> 747</span>  <span class="comment">// bind statements from doing 'future.onReady/onFailed'.</span></div> |
| <div class="line"><a name="l00748"></a><span class="lineno"> 748</span>  <span class="keywordflow">if</span> (associated) {</div> |
| <div class="line"><a name="l00749"></a><span class="lineno"> 749</span>  <span class="comment">// TODO(jieyu): Make 'f' a true alias of 'future'. Currently, only</span></div> |
| <div class="line"><a name="l00750"></a><span class="lineno"> 750</span>  <span class="comment">// 'discard' is associated in both directions. In other words, if</span></div> |
| <div class="line"><a name="l00751"></a><span class="lineno"> 751</span>  <span class="comment">// a future gets discarded, the other future will also get</span></div> |
| <div class="line"><a name="l00752"></a><span class="lineno"> 752</span>  <span class="comment">// discarded. For 'set' and 'fail', they are associated only in</span></div> |
| <div class="line"><a name="l00753"></a><span class="lineno"> 753</span>  <span class="comment">// one direction. In other words, calling 'set' or 'fail' on this</span></div> |
| <div class="line"><a name="l00754"></a><span class="lineno"> 754</span>  <span class="comment">// promise will not affect the result of the future that we</span></div> |
| <div class="line"><a name="l00755"></a><span class="lineno"> 755</span>  <span class="comment">// associated.</span></div> |
| <div class="line"><a name="l00756"></a><span class="lineno"> 756</span>  <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>.onDiscard(<a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(&internal::discard<T>, <a class="code" href="classprocess_1_1WeakFuture.html">WeakFuture<T></a>(future)));</div> |
| <div class="line"><a name="l00757"></a><span class="lineno"> 757</span> </div> |
| <div class="line"><a name="l00758"></a><span class="lineno"> 758</span>  <span class="comment">// Need to disambiguate for the compiler.</span></div> |
| <div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  bool (<a class="code" href="classprocess_1_1Future.html">Future<T></a>::*<a class="code" href="namespacerouting_1_1link_1_1internal.html#abfdfc99e016fe858117fa1767cef2be0">set</a>)(<span class="keyword">const</span> T&) = &<a class="code" href="classprocess_1_1Future.html">Future<T>::set</a>;</div> |
| <div class="line"><a name="l00760"></a><span class="lineno"> 760</span> </div> |
| <div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  future</div> |
| <div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  .<a class="code" href="classprocess_1_1Future.html#a0af9d6f01e26acab3c2882a90fc09149">onReady</a>(<a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(set, <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>, lambda::_1))</div> |
| <div class="line"><a name="l00763"></a><span class="lineno"> 763</span>  .onFailed(<a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(&<a class="code" href="classprocess_1_1Future.html">Future<T>::fail</a>, <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>, lambda::_1))</div> |
| <div class="line"><a name="l00764"></a><span class="lineno"> 764</span>  .onDiscarded(<a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(&internal::discarded<T>, <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>));</div> |
| <div class="line"><a name="l00765"></a><span class="lineno"> 765</span>  }</div> |
| <div class="line"><a name="l00766"></a><span class="lineno"> 766</span> </div> |
| <div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  <span class="keywordflow">return</span> associated;</div> |
| <div class="line"><a name="l00768"></a><span class="lineno"> 768</span> }</div> |
| <div class="line"><a name="l00769"></a><span class="lineno"> 769</span> </div> |
| <div class="line"><a name="l00770"></a><span class="lineno"> 770</span> </div> |
| <div class="line"><a name="l00771"></a><span class="lineno"> 771</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00772"></a><span class="lineno"><a class="line" href="classprocess_1_1Promise.html#a2fc569c8bf99acb3e53a68ff3b266667"> 772</a></span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Promise.html#a2fc569c8bf99acb3e53a68ff3b266667">Promise<T>::fail</a>(<span class="keyword">const</span> std::string& message)</div> |
| <div class="line"><a name="l00773"></a><span class="lineno"> 773</span> {</div> |
| <div class="line"><a name="l00774"></a><span class="lineno"> 774</span>  <span class="keywordflow">if</span> (!<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>.data->associated) {</div> |
| <div class="line"><a name="l00775"></a><span class="lineno"> 775</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>.fail(message);</div> |
| <div class="line"><a name="l00776"></a><span class="lineno"> 776</span>  }</div> |
| <div class="line"><a name="l00777"></a><span class="lineno"> 777</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00778"></a><span class="lineno"> 778</span> }</div> |
| <div class="line"><a name="l00779"></a><span class="lineno"> 779</span> </div> |
| <div class="line"><a name="l00780"></a><span class="lineno"> 780</span> </div> |
| <div class="line"><a name="l00781"></a><span class="lineno"> 781</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00782"></a><span class="lineno"><a class="line" href="classprocess_1_1Promise.html#a8aef752d6c90cb11e58e3166b7592ef1"> 782</a></span> <a class="code" href="classprocess_1_1Future.html">Future<T></a> <a class="code" href="classprocess_1_1Promise.html#a8aef752d6c90cb11e58e3166b7592ef1">Promise<T>::future</a>()<span class="keyword"> const</span></div> |
| <div class="line"><a name="l00783"></a><span class="lineno"> 783</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l00784"></a><span class="lineno"> 784</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>;</div> |
| <div class="line"><a name="l00785"></a><span class="lineno"> 785</span> }</div> |
| <div class="line"><a name="l00786"></a><span class="lineno"> 786</span> </div> |
| <div class="line"><a name="l00787"></a><span class="lineno"> 787</span> </div> |
| <div class="line"><a name="l00788"></a><span class="lineno"> 788</span> <span class="comment">// Internal helper utilities.</span></div> |
| <div class="line"><a name="l00789"></a><span class="lineno"> 789</span> <span class="keyword">namespace </span>internal {</div> |
| <div class="line"><a name="l00790"></a><span class="lineno"> 790</span> </div> |
| <div class="line"><a name="l00791"></a><span class="lineno"> 791</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00792"></a><span class="lineno"> 792</span> <span class="keyword">struct </span>wrap</div> |
| <div class="line"><a name="l00793"></a><span class="lineno"> 793</span> {</div> |
| <div class="line"><a name="l00794"></a><span class="lineno"><a class="line" href="structprocess_1_1internal_1_1wrap.html#a235941a2b9b15b4a2290e772817d2098"> 794</a></span>  <span class="keyword">typedef</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a> <a class="code" href="structprocess_1_1internal_1_1wrap.html#a235941a2b9b15b4a2290e772817d2098">type</a>;</div> |
| <div class="line"><a name="l00795"></a><span class="lineno"> 795</span> };</div> |
| <div class="line"><a name="l00796"></a><span class="lineno"> 796</span> </div> |
| <div class="line"><a name="l00797"></a><span class="lineno"> 797</span> </div> |
| <div class="line"><a name="l00798"></a><span class="lineno"> 798</span> <span class="keyword">template</span> <<span class="keyword">typename</span> X></div> |
| <div class="line"><a name="l00799"></a><span class="lineno"><a class="line" href="structprocess_1_1internal_1_1wrap_3_01Future_3_01X_01_4_01_4.html"> 799</a></span> <span class="keyword">struct </span><a class="code" href="structprocess_1_1internal_1_1wrap.html">wrap</a><<a class="code" href="classprocess_1_1Future.html">Future</a><X>></div> |
| <div class="line"><a name="l00800"></a><span class="lineno"> 800</span> {</div> |
| <div class="line"><a name="l00801"></a><span class="lineno"><a class="line" href="structprocess_1_1internal_1_1wrap_3_01Future_3_01X_01_4_01_4.html#a4d8096a41c5c51b168a4bac851ae065e"> 801</a></span>  <span class="keyword">typedef</span> <a class="code" href="classprocess_1_1Future.html">Future<X></a> <a class="code" href="structprocess_1_1internal_1_1wrap_3_01Future_3_01X_01_4_01_4.html#a4d8096a41c5c51b168a4bac851ae065e">type</a>;</div> |
| <div class="line"><a name="l00802"></a><span class="lineno"> 802</span> };</div> |
| <div class="line"><a name="l00803"></a><span class="lineno"> 803</span> </div> |
| <div class="line"><a name="l00804"></a><span class="lineno"> 804</span> </div> |
| <div class="line"><a name="l00805"></a><span class="lineno"> 805</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00806"></a><span class="lineno"> 806</span> <span class="keyword">struct </span><a class="code" href="structprocess_1_1internal_1_1unwrap.html">unwrap</a></div> |
| <div class="line"><a name="l00807"></a><span class="lineno"> 807</span> {</div> |
| <div class="line"><a name="l00808"></a><span class="lineno"><a class="line" href="structprocess_1_1internal_1_1unwrap.html#a42055ebfe5f79c5139c8811f9866cce9"> 808</a></span>  <span class="keyword">typedef</span> T <a class="code" href="structprocess_1_1internal_1_1unwrap.html#a42055ebfe5f79c5139c8811f9866cce9">type</a>;</div> |
| <div class="line"><a name="l00809"></a><span class="lineno"> 809</span> };</div> |
| <div class="line"><a name="l00810"></a><span class="lineno"> 810</span> </div> |
| <div class="line"><a name="l00811"></a><span class="lineno"> 811</span> </div> |
| <div class="line"><a name="l00812"></a><span class="lineno"> 812</span> <span class="keyword">template</span> <<span class="keyword">typename</span> X></div> |
| <div class="line"><a name="l00813"></a><span class="lineno"><a class="line" href="structprocess_1_1internal_1_1unwrap_3_01Future_3_01X_01_4_01_4.html"> 813</a></span> <span class="keyword">struct </span><a class="code" href="structprocess_1_1internal_1_1unwrap.html">unwrap</a><<a class="code" href="classprocess_1_1Future.html">Future</a><X>></div> |
| <div class="line"><a name="l00814"></a><span class="lineno"> 814</span> {</div> |
| <div class="line"><a name="l00815"></a><span class="lineno"><a class="line" href="structprocess_1_1internal_1_1unwrap_3_01Future_3_01X_01_4_01_4.html#a14a1ae87a7669ca60aad0624d1e58bff"> 815</a></span>  <span class="keyword">typedef</span> X <a class="code" href="structprocess_1_1internal_1_1unwrap_3_01Future_3_01X_01_4_01_4.html#a14a1ae87a7669ca60aad0624d1e58bff">type</a>;</div> |
| <div class="line"><a name="l00816"></a><span class="lineno"> 816</span> };</div> |
| <div class="line"><a name="l00817"></a><span class="lineno"> 817</span> </div> |
| <div class="line"><a name="l00818"></a><span class="lineno"> 818</span> </div> |
| <div class="line"><a name="l00819"></a><span class="lineno"> 819</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00820"></a><span class="lineno"><a class="line" href="namespaceprocess_1_1internal.html#ae0eecf64520fb955719d8edce806cc9b"> 820</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess_1_1internal.html#ae0eecf64520fb955719d8edce806cc9b">select</a>(</div> |
| <div class="line"><a name="l00821"></a><span class="lineno"> 821</span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& future,</div> |
| <div class="line"><a name="l00822"></a><span class="lineno"> 822</span>  std::shared_ptr<<a class="code" href="classprocess_1_1Promise.html">Promise</a><<a class="code" href="classprocess_1_1Future.html">Future<T></a>>> <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>)</div> |
| <div class="line"><a name="l00823"></a><span class="lineno"> 823</span> {</div> |
| <div class="line"><a name="l00824"></a><span class="lineno"> 824</span>  <span class="comment">// We never fail the future associated with our promise.</span></div> |
| <div class="line"><a name="l00825"></a><span class="lineno"> 825</span>  assert(!<a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>->future().isFailed());</div> |
| <div class="line"><a name="l00826"></a><span class="lineno"> 826</span> </div> |
| <div class="line"><a name="l00827"></a><span class="lineno"> 827</span>  <span class="keywordflow">if</span> (<a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>->future().isPending()) { <span class="comment">// No-op if it's discarded.</span></div> |
| <div class="line"><a name="l00828"></a><span class="lineno"> 828</span>  <span class="keywordflow">if</span> (future.<a class="code" href="classprocess_1_1Future.html#a68f241961e700d0cecf982d9cc0043d7">isReady</a>()) { <span class="comment">// We only set the promise if a future is ready.</span></div> |
| <div class="line"><a name="l00829"></a><span class="lineno"> 829</span>  <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>->set(future);</div> |
| <div class="line"><a name="l00830"></a><span class="lineno"> 830</span>  }</div> |
| <div class="line"><a name="l00831"></a><span class="lineno"> 831</span>  }</div> |
| <div class="line"><a name="l00832"></a><span class="lineno"> 832</span> }</div> |
| <div class="line"><a name="l00833"></a><span class="lineno"> 833</span> </div> |
| <div class="line"><a name="l00834"></a><span class="lineno"> 834</span> } <span class="comment">// namespace internal {</span></div> |
| <div class="line"><a name="l00835"></a><span class="lineno"> 835</span> </div> |
| <div class="line"><a name="l00836"></a><span class="lineno"> 836</span> </div> |
| <div class="line"><a name="l00837"></a><span class="lineno"> 837</span> <span class="comment">// TODO(benh): Move select and discard into 'futures' namespace.</span></div> |
| <div class="line"><a name="l00838"></a><span class="lineno"> 838</span> </div> |
| <div class="line"><a name="l00839"></a><span class="lineno"> 839</span> <span class="comment">// Returns a future that captures any ready future in a set. Note that</span></div> |
| <div class="line"><a name="l00840"></a><span class="lineno"> 840</span> <span class="comment">// select DOES NOT capture a future that has failed or been discarded.</span></div> |
| <div class="line"><a name="l00841"></a><span class="lineno"> 841</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00842"></a><span class="lineno"><a class="line" href="namespaceprocess.html#ac2bef42241b51b0715b826d950e22d6a"> 842</a></span> <a class="code" href="classprocess_1_1Future.html">Future<Future<T></a>> <a class="code" href="namespaceprocess.html#ac2bef42241b51b0715b826d950e22d6a">select</a>(<span class="keyword">const</span> <a class="code" href="namespacerouting_1_1link_1_1internal.html#abfdfc99e016fe858117fa1767cef2be0">std::set</a><<a class="code" href="classprocess_1_1Future.html">Future<T></a>>& futures)</div> |
| <div class="line"><a name="l00843"></a><span class="lineno"> 843</span> {</div> |
| <div class="line"><a name="l00844"></a><span class="lineno"> 844</span>  std::shared_ptr<Promise<Future<T>>> <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>(<span class="keyword">new</span> <a class="code" href="classprocess_1_1Promise.html">Promise</a><<a class="code" href="classprocess_1_1Future.html">Future<T></a>>());</div> |
| <div class="line"><a name="l00845"></a><span class="lineno"> 845</span> </div> |
| <div class="line"><a name="l00846"></a><span class="lineno"> 846</span>  promise->future().onDiscard(</div> |
| <div class="line"><a name="l00847"></a><span class="lineno"> 847</span>  <a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(&<a class="code" href="namespaceprocess_1_1internal.html#aa03406abec646ff3df058f9e55749c11">internal::discarded</a><<a class="code" href="classprocess_1_1Future.html">Future<T></a>>, promise->future()));</div> |
| <div class="line"><a name="l00848"></a><span class="lineno"> 848</span> </div> |
| <div class="line"><a name="l00849"></a><span class="lineno"> 849</span>  <span class="keywordflow">foreach</span> (<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& future, futures) {</div> |
| <div class="line"><a name="l00850"></a><span class="lineno"> 850</span>  future.<a class="code" href="classprocess_1_1Future.html#a71bde220aed3c725cef2040f63adf42a">onAny</a>([=](<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>) {</div> |
| <div class="line"><a name="l00851"></a><span class="lineno"> 851</span>  <a class="code" href="namespaceprocess_1_1internal.html#ae0eecf64520fb955719d8edce806cc9b">internal::select</a>(f, promise);</div> |
| <div class="line"><a name="l00852"></a><span class="lineno"> 852</span>  });</div> |
| <div class="line"><a name="l00853"></a><span class="lineno"> 853</span>  }</div> |
| <div class="line"><a name="l00854"></a><span class="lineno"> 854</span> </div> |
| <div class="line"><a name="l00855"></a><span class="lineno"> 855</span>  <span class="keywordflow">return</span> promise->future();</div> |
| <div class="line"><a name="l00856"></a><span class="lineno"> 856</span> }</div> |
| <div class="line"><a name="l00857"></a><span class="lineno"> 857</span> </div> |
| <div class="line"><a name="l00858"></a><span class="lineno"> 858</span> </div> |
| <div class="line"><a name="l00859"></a><span class="lineno"> 859</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00860"></a><span class="lineno"><a class="line" href="namespaceprocess.html#adc504b79a0e7ec7c4caa088a937d4feb"> 860</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess.html#adc504b79a0e7ec7c4caa088a937d4feb">discard</a>(<span class="keyword">const</span> <a class="code" href="namespacerouting_1_1link_1_1internal.html#abfdfc99e016fe858117fa1767cef2be0">std::set</a><<a class="code" href="classprocess_1_1Future.html">Future<T></a>>& futures)</div> |
| <div class="line"><a name="l00861"></a><span class="lineno"> 861</span> {</div> |
| <div class="line"><a name="l00862"></a><span class="lineno"> 862</span>  <span class="keywordflow">foreach</span> (<a class="code" href="classprocess_1_1Future.html">Future<T></a> future, futures) { <span class="comment">// Need a non-const copy to discard.</span></div> |
| <div class="line"><a name="l00863"></a><span class="lineno"> 863</span>  future.<a class="code" href="classprocess_1_1Future.html#a4012f3faa6191fc13874dca62c14ced0">discard</a>();</div> |
| <div class="line"><a name="l00864"></a><span class="lineno"> 864</span>  }</div> |
| <div class="line"><a name="l00865"></a><span class="lineno"> 865</span> }</div> |
| <div class="line"><a name="l00866"></a><span class="lineno"> 866</span> </div> |
| <div class="line"><a name="l00867"></a><span class="lineno"> 867</span> </div> |
| <div class="line"><a name="l00868"></a><span class="lineno"> 868</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00869"></a><span class="lineno"><a class="line" href="namespaceprocess.html#abf27e0f0abac14fb7c7a0a9bc73d1d98"> 869</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess.html#adc504b79a0e7ec7c4caa088a937d4feb">discard</a>(<span class="keyword">const</span> <a class="code" href="namespacecgroups_1_1devices.html#a22494291bc2cb89697dcd2b5f288bdd3">std::list</a><<a class="code" href="classprocess_1_1Future.html">Future<T></a>>& futures)</div> |
| <div class="line"><a name="l00870"></a><span class="lineno"> 870</span> {</div> |
| <div class="line"><a name="l00871"></a><span class="lineno"> 871</span>  <span class="keywordflow">foreach</span> (<a class="code" href="classprocess_1_1Future.html">Future<T></a> future, futures) { <span class="comment">// Need a non-const copy to discard.</span></div> |
| <div class="line"><a name="l00872"></a><span class="lineno"> 872</span>  future.<a class="code" href="classprocess_1_1Future.html#a4012f3faa6191fc13874dca62c14ced0">discard</a>();</div> |
| <div class="line"><a name="l00873"></a><span class="lineno"> 873</span>  }</div> |
| <div class="line"><a name="l00874"></a><span class="lineno"> 874</span> }</div> |
| <div class="line"><a name="l00875"></a><span class="lineno"> 875</span> </div> |
| <div class="line"><a name="l00876"></a><span class="lineno"> 876</span> </div> |
| <div class="line"><a name="l00877"></a><span class="lineno"> 877</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00878"></a><span class="lineno"> 878</span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Promise.html#a8f50fcfd7ddb6dd39ec2cd468377cd5d">Promise<T>::discard</a>(Future<T> future)</div> |
| <div class="line"><a name="l00879"></a><span class="lineno"> 879</span> {</div> |
| <div class="line"><a name="l00880"></a><span class="lineno"> 880</span>  std::shared_ptr<typename Future<T>::Data> data = future.data;</div> |
| <div class="line"><a name="l00881"></a><span class="lineno"> 881</span> </div> |
| <div class="line"><a name="l00882"></a><span class="lineno"> 882</span>  <span class="keywordtype">bool</span> result = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00883"></a><span class="lineno"> 883</span> </div> |
| <div class="line"><a name="l00884"></a><span class="lineno"> 884</span>  <span class="keyword">synchronized</span> (data->lock) {</div> |
| <div class="line"><a name="l00885"></a><span class="lineno"> 885</span>  <span class="keywordflow">if</span> (data->state == Future<T>::PENDING) {</div> |
| <div class="line"><a name="l00886"></a><span class="lineno"> 886</span>  data->state = Future<T>::DISCARDED;</div> |
| <div class="line"><a name="l00887"></a><span class="lineno"> 887</span>  result = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00888"></a><span class="lineno"> 888</span>  }</div> |
| <div class="line"><a name="l00889"></a><span class="lineno"> 889</span>  }</div> |
| <div class="line"><a name="l00890"></a><span class="lineno"> 890</span> </div> |
| <div class="line"><a name="l00891"></a><span class="lineno"> 891</span>  <span class="comment">// Invoke all callbacks associated with this future being</span></div> |
| <div class="line"><a name="l00892"></a><span class="lineno"> 892</span>  <span class="comment">// DISCARDED. We don't need a lock because the state is now in</span></div> |
| <div class="line"><a name="l00893"></a><span class="lineno"> 893</span>  <span class="comment">// DISCARDED so there should not be any concurrent modifications.</span></div> |
| <div class="line"><a name="l00894"></a><span class="lineno"> 894</span>  <span class="keywordflow">if</span> (result) {</div> |
| <div class="line"><a name="l00895"></a><span class="lineno"> 895</span>  <a class="code" href="namespaceprocess_1_1internal.html#a7ab45b8fc1010b947a370e51b463e82f">internal::run</a>(future.data->onDiscardedCallbacks);</div> |
| <div class="line"><a name="l00896"></a><span class="lineno"> 896</span>  <a class="code" href="namespaceprocess_1_1internal.html#a7ab45b8fc1010b947a370e51b463e82f">internal::run</a>(future.data->onAnyCallbacks, future);</div> |
| <div class="line"><a name="l00897"></a><span class="lineno"> 897</span> </div> |
| <div class="line"><a name="l00898"></a><span class="lineno"> 898</span>  future.data->clearAllCallbacks();</div> |
| <div class="line"><a name="l00899"></a><span class="lineno"> 899</span>  }</div> |
| <div class="line"><a name="l00900"></a><span class="lineno"> 900</span> </div> |
| <div class="line"><a name="l00901"></a><span class="lineno"> 901</span>  <span class="keywordflow">return</span> result;</div> |
| <div class="line"><a name="l00902"></a><span class="lineno"> 902</span> }</div> |
| <div class="line"><a name="l00903"></a><span class="lineno"> 903</span> </div> |
| <div class="line"><a name="l00904"></a><span class="lineno"> 904</span> </div> |
| <div class="line"><a name="l00905"></a><span class="lineno"> 905</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00906"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#ac24932d40d46827beb624695ff08a428"> 906</a></span> <a class="code" href="classprocess_1_1Future.html">Future<T></a> <a class="code" href="classprocess_1_1Future.html#ac24932d40d46827beb624695ff08a428">Future<T>::failed</a>(<span class="keyword">const</span> std::string& message)</div> |
| <div class="line"><a name="l00907"></a><span class="lineno"> 907</span> {</div> |
| <div class="line"><a name="l00908"></a><span class="lineno"> 908</span>  <a class="code" href="classprocess_1_1Future.html">Future<T></a> future;</div> |
| <div class="line"><a name="l00909"></a><span class="lineno"> 909</span>  future.fail(message);</div> |
| <div class="line"><a name="l00910"></a><span class="lineno"> 910</span>  <span class="keywordflow">return</span> future;</div> |
| <div class="line"><a name="l00911"></a><span class="lineno"> 911</span> }</div> |
| <div class="line"><a name="l00912"></a><span class="lineno"> 912</span> </div> |
| <div class="line"><a name="l00913"></a><span class="lineno"> 913</span> </div> |
| <div class="line"><a name="l00914"></a><span class="lineno"> 914</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00915"></a><span class="lineno"> 915</span> <a class="code" href="classprocess_1_1Future.html">Future<T>::Data::Data</a>()</div> |
| <div class="line"><a name="l00916"></a><span class="lineno"> 916</span>  : state(PENDING),</div> |
| <div class="line"><a name="l00917"></a><span class="lineno"> 917</span>  <a class="code" href="namespaceprocess.html#adc504b79a0e7ec7c4caa088a937d4feb">discard</a>(false),</div> |
| <div class="line"><a name="l00918"></a><span class="lineno"> 918</span>  associated(false),</div> |
| <div class="line"><a name="l00919"></a><span class="lineno"> 919</span>  result(<a class="code" href="structNone.html">None</a>()) {}</div> |
| <div class="line"><a name="l00920"></a><span class="lineno"> 920</span> </div> |
| <div class="line"><a name="l00921"></a><span class="lineno"> 921</span> </div> |
| <div class="line"><a name="l00922"></a><span class="lineno"> 922</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00923"></a><span class="lineno"> 923</span> <span class="keywordtype">void</span> Future<T>::Data::clearAllCallbacks()</div> |
| <div class="line"><a name="l00924"></a><span class="lineno"> 924</span> {</div> |
| <div class="line"><a name="l00925"></a><span class="lineno"> 925</span>  onAnyCallbacks.clear();</div> |
| <div class="line"><a name="l00926"></a><span class="lineno"> 926</span>  onDiscardCallbacks.clear();</div> |
| <div class="line"><a name="l00927"></a><span class="lineno"> 927</span>  onDiscardedCallbacks.clear();</div> |
| <div class="line"><a name="l00928"></a><span class="lineno"> 928</span>  onFailedCallbacks.clear();</div> |
| <div class="line"><a name="l00929"></a><span class="lineno"> 929</span>  onReadyCallbacks.clear();</div> |
| <div class="line"><a name="l00930"></a><span class="lineno"> 930</span> }</div> |
| <div class="line"><a name="l00931"></a><span class="lineno"> 931</span> </div> |
| <div class="line"><a name="l00932"></a><span class="lineno"> 932</span> </div> |
| <div class="line"><a name="l00933"></a><span class="lineno"> 933</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00934"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a8c5011603de16950bdcbb5bd137ef956"> 934</a></span> <a class="code" href="classprocess_1_1Future.html#a8c5011603de16950bdcbb5bd137ef956">Future<T>::Future</a>()</div> |
| <div class="line"><a name="l00935"></a><span class="lineno"> 935</span>  : data(new Data()) {}</div> |
| <div class="line"><a name="l00936"></a><span class="lineno"> 936</span> </div> |
| <div class="line"><a name="l00937"></a><span class="lineno"> 937</span> </div> |
| <div class="line"><a name="l00938"></a><span class="lineno"> 938</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00939"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a5be51b7e284d453a7e1b0195b9ace4dc"> 939</a></span> <a class="code" href="classprocess_1_1Future.html#a8c5011603de16950bdcbb5bd137ef956">Future<T>::Future</a>(<span class="keyword">const</span> T& _t)</div> |
| <div class="line"><a name="l00940"></a><span class="lineno"> 940</span>  : data(new Data())</div> |
| <div class="line"><a name="l00941"></a><span class="lineno"> 941</span> {</div> |
| <div class="line"><a name="l00942"></a><span class="lineno"> 942</span>  set(_t);</div> |
| <div class="line"><a name="l00943"></a><span class="lineno"> 943</span> }</div> |
| <div class="line"><a name="l00944"></a><span class="lineno"> 944</span> </div> |
| <div class="line"><a name="l00945"></a><span class="lineno"> 945</span> </div> |
| <div class="line"><a name="l00946"></a><span class="lineno"> 946</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00947"></a><span class="lineno"> 947</span> <span class="keyword">template</span> <<span class="keyword">typename</span> U></div> |
| <div class="line"><a name="l00948"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#aed761cad1b8f11ffbc3912b4b354c1de"> 948</a></span> <a class="code" href="classprocess_1_1Future.html#a8c5011603de16950bdcbb5bd137ef956">Future<T>::Future</a>(<span class="keyword">const</span> U& u)</div> |
| <div class="line"><a name="l00949"></a><span class="lineno"> 949</span>  : data(new Data())</div> |
| <div class="line"><a name="l00950"></a><span class="lineno"> 950</span> {</div> |
| <div class="line"><a name="l00951"></a><span class="lineno"> 951</span>  set(u);</div> |
| <div class="line"><a name="l00952"></a><span class="lineno"> 952</span> }</div> |
| <div class="line"><a name="l00953"></a><span class="lineno"> 953</span> </div> |
| <div class="line"><a name="l00954"></a><span class="lineno"> 954</span> </div> |
| <div class="line"><a name="l00955"></a><span class="lineno"> 955</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00956"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#aafb20a78651dddb069c0aa32dc25cd34"> 956</a></span> <a class="code" href="classprocess_1_1Future.html#a8c5011603de16950bdcbb5bd137ef956">Future<T>::Future</a>(<span class="keyword">const</span> <a class="code" href="structprocess_1_1Failure.html">Failure</a>& failure)</div> |
| <div class="line"><a name="l00957"></a><span class="lineno"> 957</span>  : data(new Data())</div> |
| <div class="line"><a name="l00958"></a><span class="lineno"> 958</span> {</div> |
| <div class="line"><a name="l00959"></a><span class="lineno"> 959</span>  fail(failure.<a class="code" href="structprocess_1_1Failure.html#a0b8b63de27672a87316955c1f4eb9153">message</a>);</div> |
| <div class="line"><a name="l00960"></a><span class="lineno"> 960</span> }</div> |
| <div class="line"><a name="l00961"></a><span class="lineno"> 961</span> </div> |
| <div class="line"><a name="l00962"></a><span class="lineno"> 962</span> </div> |
| <div class="line"><a name="l00963"></a><span class="lineno"> 963</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00964"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#aa7fa914b11e31c830ea2036d79e4910e"> 964</a></span> <a class="code" href="classprocess_1_1Future.html#a8c5011603de16950bdcbb5bd137ef956">Future<T>::Future</a>(<span class="keyword">const</span> <a class="code" href="structprocess_1_1ErrnoFailure.html">ErrnoFailure</a>& failure)</div> |
| <div class="line"><a name="l00965"></a><span class="lineno"> 965</span>  : data(new Data())</div> |
| <div class="line"><a name="l00966"></a><span class="lineno"> 966</span> {</div> |
| <div class="line"><a name="l00967"></a><span class="lineno"> 967</span>  fail(failure.<a class="code" href="structprocess_1_1Failure.html#a0b8b63de27672a87316955c1f4eb9153">message</a>);</div> |
| <div class="line"><a name="l00968"></a><span class="lineno"> 968</span> }</div> |
| <div class="line"><a name="l00969"></a><span class="lineno"> 969</span> </div> |
| <div class="line"><a name="l00970"></a><span class="lineno"> 970</span> </div> |
| <div class="line"><a name="l00971"></a><span class="lineno"> 971</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00972"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#ad9c4c29f24a286aba1859cf0dc58d872"> 972</a></span> <a class="code" href="classprocess_1_1Future.html#a8c5011603de16950bdcbb5bd137ef956">Future<T>::Future</a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& that)</div> |
| <div class="line"><a name="l00973"></a><span class="lineno"> 973</span>  : data(that.data) {}</div> |
| <div class="line"><a name="l00974"></a><span class="lineno"> 974</span> </div> |
| <div class="line"><a name="l00975"></a><span class="lineno"> 975</span> </div> |
| <div class="line"><a name="l00976"></a><span class="lineno"> 976</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00977"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a9facf5a5e6036841b1ae6c29f1a74317"> 977</a></span> <a class="code" href="classprocess_1_1Future.html#a8c5011603de16950bdcbb5bd137ef956">Future<T>::Future</a>(<a class="code" href="classprocess_1_1Future.html">Future<T></a>&& that)</div> |
| <div class="line"><a name="l00978"></a><span class="lineno"> 978</span>  : data(std::move(that.data)) {}</div> |
| <div class="line"><a name="l00979"></a><span class="lineno"> 979</span> </div> |
| <div class="line"><a name="l00980"></a><span class="lineno"> 980</span> </div> |
| <div class="line"><a name="l00981"></a><span class="lineno"> 981</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00982"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#ace7f75f7863d8a89d6aacda5d757aa47"> 982</a></span> <a class="code" href="classprocess_1_1Future.html#a8c5011603de16950bdcbb5bd137ef956">Future<T>::Future</a>(<span class="keyword">const</span> <a class="code" href="classTry.html">Try<T></a>& t)</div> |
| <div class="line"><a name="l00983"></a><span class="lineno"> 983</span>  : data(new Data())</div> |
| <div class="line"><a name="l00984"></a><span class="lineno"> 984</span> {</div> |
| <div class="line"><a name="l00985"></a><span class="lineno"> 985</span>  <span class="keywordflow">if</span> (t.<a class="code" href="classTry.html#a6543d7d5db4f298bcd673bf3cd509acc">isSome</a>()){</div> |
| <div class="line"><a name="l00986"></a><span class="lineno"> 986</span>  set(t.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>());</div> |
| <div class="line"><a name="l00987"></a><span class="lineno"> 987</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00988"></a><span class="lineno"> 988</span>  fail(t.<a class="code" href="classTry.html#aec4a11ddd3c036e889d90b7eb6258ba7">error</a>());</div> |
| <div class="line"><a name="l00989"></a><span class="lineno"> 989</span>  }</div> |
| <div class="line"><a name="l00990"></a><span class="lineno"> 990</span> }</div> |
| <div class="line"><a name="l00991"></a><span class="lineno"> 991</span> </div> |
| <div class="line"><a name="l00992"></a><span class="lineno"> 992</span> </div> |
| <div class="line"><a name="l00993"></a><span class="lineno"> 993</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l00994"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a32e4b21c80168bb3f809da93b669b98f"> 994</a></span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a32e4b21c80168bb3f809da93b669b98f">Future<T>::operator=</a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& that)</div> |
| <div class="line"><a name="l00995"></a><span class="lineno"> 995</span> {</div> |
| <div class="line"><a name="l00996"></a><span class="lineno"> 996</span>  <span class="keywordflow">if</span> (<span class="keyword">this</span> != &that) {</div> |
| <div class="line"><a name="l00997"></a><span class="lineno"> 997</span>  data = that.data;</div> |
| <div class="line"><a name="l00998"></a><span class="lineno"> 998</span>  }</div> |
| <div class="line"><a name="l00999"></a><span class="lineno"> 999</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div> |
| <div class="line"><a name="l01000"></a><span class="lineno"> 1000</span> }</div> |
| <div class="line"><a name="l01001"></a><span class="lineno"> 1001</span> </div> |
| <div class="line"><a name="l01002"></a><span class="lineno"> 1002</span> </div> |
| <div class="line"><a name="l01003"></a><span class="lineno"> 1003</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01004"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#ad4dabb526ca4f366ac1fb06192a40d0f"> 1004</a></span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#ad4dabb526ca4f366ac1fb06192a40d0f">Future<T>::operator==</a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& that)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01005"></a><span class="lineno"> 1005</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>  <span class="keywordflow">return</span> data == that.data;</div> |
| <div class="line"><a name="l01007"></a><span class="lineno"> 1007</span> }</div> |
| <div class="line"><a name="l01008"></a><span class="lineno"> 1008</span> </div> |
| <div class="line"><a name="l01009"></a><span class="lineno"> 1009</span> </div> |
| <div class="line"><a name="l01010"></a><span class="lineno"> 1010</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01011"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a1e09668bb029e2e3cc3a2d9cf1075812"> 1011</a></span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#a1e09668bb029e2e3cc3a2d9cf1075812">Future<T>::operator!=</a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& that)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01012"></a><span class="lineno"> 1012</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>  <span class="keywordflow">return</span> !(*<span class="keyword">this</span> == that);</div> |
| <div class="line"><a name="l01014"></a><span class="lineno"> 1014</span> }</div> |
| <div class="line"><a name="l01015"></a><span class="lineno"> 1015</span> </div> |
| <div class="line"><a name="l01016"></a><span class="lineno"> 1016</span> </div> |
| <div class="line"><a name="l01017"></a><span class="lineno"> 1017</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01018"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a01597d58e57a7384eed5a56ccf797a0e"> 1018</a></span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#a01597d58e57a7384eed5a56ccf797a0e">Future<T>::operator<</a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& that)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01019"></a><span class="lineno"> 1019</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>  <span class="keywordflow">return</span> data < that.data;</div> |
| <div class="line"><a name="l01021"></a><span class="lineno"> 1021</span> }</div> |
| <div class="line"><a name="l01022"></a><span class="lineno"> 1022</span> </div> |
| <div class="line"><a name="l01023"></a><span class="lineno"> 1023</span> </div> |
| <div class="line"><a name="l01024"></a><span class="lineno"> 1024</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01025"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a4012f3faa6191fc13874dca62c14ced0"> 1025</a></span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#a4012f3faa6191fc13874dca62c14ced0">Future<T>::discard</a>()</div> |
| <div class="line"><a name="l01026"></a><span class="lineno"> 1026</span> {</div> |
| <div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>  <span class="keywordtype">bool</span> result = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l01028"></a><span class="lineno"> 1028</span> </div> |
| <div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>  std::vector<DiscardCallback> callbacks;</div> |
| <div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>  <span class="keyword">synchronized</span> (data->lock) {</div> |
| <div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>  <span class="keywordflow">if</span> (!data->discard && data->state == PENDING) {</div> |
| <div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>  result = data->discard = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l01033"></a><span class="lineno"> 1033</span> </div> |
| <div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>  <span class="comment">// NOTE: We make a copy of the onDiscard callbacks here</span></div> |
| <div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>  <span class="comment">// because it is possible that another thread completes this</span></div> |
| <div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>  <span class="comment">// future (ready, failed or discarded) when the current thread</span></div> |
| <div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>  <span class="comment">// is out of this critical section but *before* it executed the</span></div> |
| <div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>  <span class="comment">// onDiscard callbacks. If that happens, the other thread might</span></div> |
| <div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>  <span class="comment">// be clearing the onDiscard callbacks (via clearAllCallbacks())</span></div> |
| <div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>  <span class="comment">// while the current thread is executing or clearing the</span></div> |
| <div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>  <span class="comment">// onDiscard callbacks, causing thread safety issue.</span></div> |
| <div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>  callbacks = data->onDiscardCallbacks;</div> |
| <div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>  data->onDiscardCallbacks.clear();</div> |
| <div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>  }</div> |
| <div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>  }</div> |
| <div class="line"><a name="l01046"></a><span class="lineno"> 1046</span> </div> |
| <div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>  <span class="comment">// Invoke all callbacks associated with doing a discard on this</span></div> |
| <div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>  <span class="comment">// future. We don't need a lock because 'Data::discard' should now</span></div> |
| <div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>  <span class="comment">// be set so we won't be adding anything else to</span></div> |
| <div class="line"><a name="l01050"></a><span class="lineno"> 1050</span>  <span class="comment">// 'Data::onDiscardCallbacks'.</span></div> |
| <div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>  <span class="keywordflow">if</span> (result) {</div> |
| <div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>  <a class="code" href="namespaceprocess_1_1internal.html#a7ab45b8fc1010b947a370e51b463e82f">internal::run</a>(callbacks);</div> |
| <div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>  }</div> |
| <div class="line"><a name="l01054"></a><span class="lineno"> 1054</span> </div> |
| <div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>  <span class="keywordflow">return</span> result;</div> |
| <div class="line"><a name="l01056"></a><span class="lineno"> 1056</span> }</div> |
| <div class="line"><a name="l01057"></a><span class="lineno"> 1057</span> </div> |
| <div class="line"><a name="l01058"></a><span class="lineno"> 1058</span> </div> |
| <div class="line"><a name="l01059"></a><span class="lineno"> 1059</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01060"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#af23884cf963eb5ec061595eb2e288903"> 1060</a></span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#af23884cf963eb5ec061595eb2e288903">Future<T>::isPending</a>()<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01061"></a><span class="lineno"> 1061</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>  <span class="keywordflow">return</span> data->state == PENDING;</div> |
| <div class="line"><a name="l01063"></a><span class="lineno"> 1063</span> }</div> |
| <div class="line"><a name="l01064"></a><span class="lineno"> 1064</span> </div> |
| <div class="line"><a name="l01065"></a><span class="lineno"> 1065</span> </div> |
| <div class="line"><a name="l01066"></a><span class="lineno"> 1066</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01067"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a68f241961e700d0cecf982d9cc0043d7"> 1067</a></span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#a68f241961e700d0cecf982d9cc0043d7">Future<T>::isReady</a>()<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01068"></a><span class="lineno"> 1068</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01069"></a><span class="lineno"> 1069</span>  <span class="keywordflow">return</span> data->state == READY;</div> |
| <div class="line"><a name="l01070"></a><span class="lineno"> 1070</span> }</div> |
| <div class="line"><a name="l01071"></a><span class="lineno"> 1071</span> </div> |
| <div class="line"><a name="l01072"></a><span class="lineno"> 1072</span> </div> |
| <div class="line"><a name="l01073"></a><span class="lineno"> 1073</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01074"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#abc89036db733a417b7b383b091efaf3c"> 1074</a></span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#abc89036db733a417b7b383b091efaf3c">Future<T>::isDiscarded</a>()<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01075"></a><span class="lineno"> 1075</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01076"></a><span class="lineno"> 1076</span>  <span class="keywordflow">return</span> data->state == DISCARDED;</div> |
| <div class="line"><a name="l01077"></a><span class="lineno"> 1077</span> }</div> |
| <div class="line"><a name="l01078"></a><span class="lineno"> 1078</span> </div> |
| <div class="line"><a name="l01079"></a><span class="lineno"> 1079</span> </div> |
| <div class="line"><a name="l01080"></a><span class="lineno"> 1080</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01081"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a493227e57f8848e37777b89c0f81e2ec"> 1081</a></span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#a493227e57f8848e37777b89c0f81e2ec">Future<T>::isFailed</a>()<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01082"></a><span class="lineno"> 1082</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01083"></a><span class="lineno"> 1083</span>  <span class="keywordflow">return</span> data->state == FAILED;</div> |
| <div class="line"><a name="l01084"></a><span class="lineno"> 1084</span> }</div> |
| <div class="line"><a name="l01085"></a><span class="lineno"> 1085</span> </div> |
| <div class="line"><a name="l01086"></a><span class="lineno"> 1086</span> </div> |
| <div class="line"><a name="l01087"></a><span class="lineno"> 1087</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01088"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a18f97963e0636071b54401b200fedfc2"> 1088</a></span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#a18f97963e0636071b54401b200fedfc2">Future<T>::hasDiscard</a>()<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01089"></a><span class="lineno"> 1089</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01090"></a><span class="lineno"> 1090</span>  <span class="keywordflow">return</span> data->discard;</div> |
| <div class="line"><a name="l01091"></a><span class="lineno"> 1091</span> }</div> |
| <div class="line"><a name="l01092"></a><span class="lineno"> 1092</span> </div> |
| <div class="line"><a name="l01093"></a><span class="lineno"> 1093</span> </div> |
| <div class="line"><a name="l01094"></a><span class="lineno"> 1094</span> <span class="keyword">namespace </span>internal {</div> |
| <div class="line"><a name="l01095"></a><span class="lineno"> 1095</span> </div> |
| <div class="line"><a name="l01096"></a><span class="lineno"><a class="line" href="namespaceprocess_1_1internal.html#a85f4746550d4ec759218057e3c54fe41"> 1096</a></span> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess_1_1internal.html#a85f4746550d4ec759218057e3c54fe41">awaited</a>(<a class="code" href="classprocess_1_1Owned.html">Owned<Latch></a> latch)</div> |
| <div class="line"><a name="l01097"></a><span class="lineno"> 1097</span> {</div> |
| <div class="line"><a name="l01098"></a><span class="lineno"> 1098</span>  latch->trigger();</div> |
| <div class="line"><a name="l01099"></a><span class="lineno"> 1099</span> }</div> |
| <div class="line"><a name="l01100"></a><span class="lineno"> 1100</span> </div> |
| <div class="line"><a name="l01101"></a><span class="lineno"> 1101</span> } <span class="comment">// namespace internal {</span></div> |
| <div class="line"><a name="l01102"></a><span class="lineno"> 1102</span> </div> |
| <div class="line"><a name="l01103"></a><span class="lineno"> 1103</span> </div> |
| <div class="line"><a name="l01104"></a><span class="lineno"> 1104</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01105"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a49b738b9755c0623a57e575ae2fb6431"> 1105</a></span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html#a49b738b9755c0623a57e575ae2fb6431">Future<T>::await</a>(<span class="keyword">const</span> <a class="code" href="classDuration.html">Duration</a>& duration)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01106"></a><span class="lineno"> 1106</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01107"></a><span class="lineno"> 1107</span>  <span class="comment">// NOTE: We need to preemptively allocate the Latch on the stack</span></div> |
| <div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>  <span class="comment">// instead of lazily create it in the critical section below because</span></div> |
| <div class="line"><a name="l01109"></a><span class="lineno"> 1109</span>  <span class="comment">// instantiating a Latch requires creating a new process (at the</span></div> |
| <div class="line"><a name="l01110"></a><span class="lineno"> 1110</span>  <span class="comment">// time of writing this comment) which might need to do some</span></div> |
| <div class="line"><a name="l01111"></a><span class="lineno"> 1111</span>  <span class="comment">// synchronization in libprocess which might deadlock if some other</span></div> |
| <div class="line"><a name="l01112"></a><span class="lineno"> 1112</span>  <span class="comment">// code in libprocess is already holding a lock and then attempts to</span></div> |
| <div class="line"><a name="l01113"></a><span class="lineno"> 1113</span>  <span class="comment">// do Promise::set (or something similar) that attempts to acquire</span></div> |
| <div class="line"><a name="l01114"></a><span class="lineno"> 1114</span>  <span class="comment">// the lock that we acquire here. This is an artifact of using</span></div> |
| <div class="line"><a name="l01115"></a><span class="lineno"> 1115</span>  <span class="comment">// Future/Promise within the implementation of libprocess.</span></div> |
| <div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>  <span class="comment">//</span></div> |
| <div class="line"><a name="l01117"></a><span class="lineno"> 1117</span>  <span class="comment">// We mostly only call 'await' in tests so this should not be a</span></div> |
| <div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>  <span class="comment">// performance concern.</span></div> |
| <div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>  <a class="code" href="classprocess_1_1Owned.html">Owned<Latch></a> latch(<span class="keyword">new</span> <a class="code" href="classprocess_1_1Latch.html">Latch</a>());</div> |
| <div class="line"><a name="l01120"></a><span class="lineno"> 1120</span> </div> |
| <div class="line"><a name="l01121"></a><span class="lineno"> 1121</span>  <span class="keywordtype">bool</span> <a class="code" href="namespaceos_1_1signals.html#a712c95e437c6ae6caa6fbc6dcce30f26">pending</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l01122"></a><span class="lineno"> 1122</span> </div> |
| <div class="line"><a name="l01123"></a><span class="lineno"> 1123</span>  <span class="keyword">synchronized</span> (data->lock) {</div> |
| <div class="line"><a name="l01124"></a><span class="lineno"> 1124</span>  <span class="keywordflow">if</span> (data->state == PENDING) {</div> |
| <div class="line"><a name="l01125"></a><span class="lineno"> 1125</span>  pending = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l01126"></a><span class="lineno"> 1126</span>  data->onAnyCallbacks.push_back(<a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(&<a class="code" href="namespaceprocess_1_1internal.html#a85f4746550d4ec759218057e3c54fe41">internal::awaited</a>, latch));</div> |
| <div class="line"><a name="l01127"></a><span class="lineno"> 1127</span>  }</div> |
| <div class="line"><a name="l01128"></a><span class="lineno"> 1128</span>  }</div> |
| <div class="line"><a name="l01129"></a><span class="lineno"> 1129</span> </div> |
| <div class="line"><a name="l01130"></a><span class="lineno"> 1130</span>  <span class="keywordflow">if</span> (pending) {</div> |
| <div class="line"><a name="l01131"></a><span class="lineno"> 1131</span>  <span class="keywordflow">return</span> latch-><a class="code" href="classprocess_1_1Latch.html#a473b02733aa6a87f9ce3462d7a872414">await</a>(duration);</div> |
| <div class="line"><a name="l01132"></a><span class="lineno"> 1132</span>  }</div> |
| <div class="line"><a name="l01133"></a><span class="lineno"> 1133</span> </div> |
| <div class="line"><a name="l01134"></a><span class="lineno"> 1134</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l01135"></a><span class="lineno"> 1135</span> }</div> |
| <div class="line"><a name="l01136"></a><span class="lineno"> 1136</span> </div> |
| <div class="line"><a name="l01137"></a><span class="lineno"> 1137</span> </div> |
| <div class="line"><a name="l01138"></a><span class="lineno"> 1138</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01139"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#aa78977d3b585a5f5ccd682c1e9e2ddc4"> 1139</a></span> <span class="keyword">const</span> T& <a class="code" href="classprocess_1_1Future.html#aa78977d3b585a5f5ccd682c1e9e2ddc4">Future<T>::get</a>()<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01140"></a><span class="lineno"> 1140</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01141"></a><span class="lineno"> 1141</span>  <span class="keywordflow">if</span> (!isReady()) {</div> |
| <div class="line"><a name="l01142"></a><span class="lineno"> 1142</span>  <a class="code" href="namespaceprocess.html#a9244f063b856adbc7182f8620b01034c">await</a>();</div> |
| <div class="line"><a name="l01143"></a><span class="lineno"> 1143</span>  }</div> |
| <div class="line"><a name="l01144"></a><span class="lineno"> 1144</span> </div> |
| <div class="line"><a name="l01145"></a><span class="lineno"> 1145</span>  CHECK(!isPending()) << <span class="stringliteral">"Future was in PENDING after await()"</span>;</div> |
| <div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>  <span class="comment">// We can't use CHECK_READY here due to check.hpp depending on future.hpp.</span></div> |
| <div class="line"><a name="l01147"></a><span class="lineno"> 1147</span>  <span class="keywordflow">if</span> (!isReady()) {</div> |
| <div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>  CHECK(!isFailed()) << <span class="stringliteral">"Future::get() but state == FAILED: "</span> << failure();</div> |
| <div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>  CHECK(!isDiscarded()) << <span class="stringliteral">"Future::get() but state == DISCARDED"</span>;</div> |
| <div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>  }</div> |
| <div class="line"><a name="l01151"></a><span class="lineno"> 1151</span> </div> |
| <div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>  assert(data->result.isSome());</div> |
| <div class="line"><a name="l01153"></a><span class="lineno"> 1153</span>  <span class="keywordflow">return</span> data->result.get();</div> |
| <div class="line"><a name="l01154"></a><span class="lineno"> 1154</span> }</div> |
| <div class="line"><a name="l01155"></a><span class="lineno"> 1155</span> </div> |
| <div class="line"><a name="l01156"></a><span class="lineno"> 1156</span> </div> |
| <div class="line"><a name="l01157"></a><span class="lineno"> 1157</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01158"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#ade35e2593ea7486d0d6cd26584960704"> 1158</a></span> <span class="keyword">const</span> T* <a class="code" href="classprocess_1_1Future.html#ade35e2593ea7486d0d6cd26584960704">Future<T>::operator-></a>()<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01159"></a><span class="lineno"> 1159</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01160"></a><span class="lineno"> 1160</span>  <span class="keywordflow">return</span> &<span class="keyword">get</span>();</div> |
| <div class="line"><a name="l01161"></a><span class="lineno"> 1161</span> }</div> |
| <div class="line"><a name="l01162"></a><span class="lineno"> 1162</span> </div> |
| <div class="line"><a name="l01163"></a><span class="lineno"> 1163</span> </div> |
| <div class="line"><a name="l01164"></a><span class="lineno"> 1164</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01165"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#ae649c56b07f44c05e4b7aa3620133ff9"> 1165</a></span> <span class="keyword">const</span> std::string& <a class="code" href="classprocess_1_1Future.html#ae649c56b07f44c05e4b7aa3620133ff9">Future<T>::failure</a>()<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01166"></a><span class="lineno"> 1166</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01167"></a><span class="lineno"> 1167</span>  <span class="keywordflow">if</span> (data->state != FAILED) {</div> |
| <div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>  <a class="code" href="abort_8hpp.html#a4d84a74fe6e4f84bc3d2f901b9e89f93">ABORT</a>(<span class="stringliteral">"Future::failure() but state != FAILED"</span>);</div> |
| <div class="line"><a name="l01169"></a><span class="lineno"> 1169</span>  }</div> |
| <div class="line"><a name="l01170"></a><span class="lineno"> 1170</span> </div> |
| <div class="line"><a name="l01171"></a><span class="lineno"> 1171</span>  <a class="code" href="stout_2include_2stout_2check_8hpp.html#a7d338bde94559d47319226f4ccbc0bda">CHECK_ERROR</a>(data->result);</div> |
| <div class="line"><a name="l01172"></a><span class="lineno"> 1172</span>  <span class="keywordflow">return</span> data->result.error();</div> |
| <div class="line"><a name="l01173"></a><span class="lineno"> 1173</span> }</div> |
| <div class="line"><a name="l01174"></a><span class="lineno"> 1174</span> </div> |
| <div class="line"><a name="l01175"></a><span class="lineno"> 1175</span> </div> |
| <div class="line"><a name="l01176"></a><span class="lineno"> 1176</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01177"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a1b80bf321358be44880d9c6bae5d9a2d"> 1177</a></span> <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a1b80bf321358be44880d9c6bae5d9a2d">Future<T>::onDiscard</a>(<a class="code" href="classprocess_1_1Future.html#a7f793e67f309787ba34f3ed29652599c">DiscardCallback</a>&& callback)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01178"></a><span class="lineno"> 1178</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01179"></a><span class="lineno"> 1179</span>  <span class="keywordtype">bool</span> <a class="code" href="namespaceprocess.html#a72c24f06ac3f91b9412de80c6252df25">run</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l01180"></a><span class="lineno"> 1180</span> </div> |
| <div class="line"><a name="l01181"></a><span class="lineno"> 1181</span>  <span class="keyword">synchronized</span> (data->lock) {</div> |
| <div class="line"><a name="l01182"></a><span class="lineno"> 1182</span>  <span class="keywordflow">if</span> (data->discard) {</div> |
| <div class="line"><a name="l01183"></a><span class="lineno"> 1183</span>  run = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l01184"></a><span class="lineno"> 1184</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (data->state == PENDING) {</div> |
| <div class="line"><a name="l01185"></a><span class="lineno"> 1185</span>  data->onDiscardCallbacks.emplace_back(std::move(callback));</div> |
| <div class="line"><a name="l01186"></a><span class="lineno"> 1186</span>  }</div> |
| <div class="line"><a name="l01187"></a><span class="lineno"> 1187</span>  }</div> |
| <div class="line"><a name="l01188"></a><span class="lineno"> 1188</span> </div> |
| <div class="line"><a name="l01189"></a><span class="lineno"> 1189</span>  <span class="comment">// TODO(*): Invoke callback in another execution context.</span></div> |
| <div class="line"><a name="l01190"></a><span class="lineno"> 1190</span>  <span class="keywordflow">if</span> (run) {</div> |
| <div class="line"><a name="l01191"></a><span class="lineno"> 1191</span>  callback();</div> |
| <div class="line"><a name="l01192"></a><span class="lineno"> 1192</span>  }</div> |
| <div class="line"><a name="l01193"></a><span class="lineno"> 1193</span> </div> |
| <div class="line"><a name="l01194"></a><span class="lineno"> 1194</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div> |
| <div class="line"><a name="l01195"></a><span class="lineno"> 1195</span> }</div> |
| <div class="line"><a name="l01196"></a><span class="lineno"> 1196</span> </div> |
| <div class="line"><a name="l01197"></a><span class="lineno"> 1197</span> </div> |
| <div class="line"><a name="l01198"></a><span class="lineno"> 1198</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01199"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a0af9d6f01e26acab3c2882a90fc09149"> 1199</a></span> <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a0af9d6f01e26acab3c2882a90fc09149">Future<T>::onReady</a>(<a class="code" href="classprocess_1_1Future.html#a542d3524ad6d4ca7ec633e63e4beadeb">ReadyCallback</a>&& callback)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01200"></a><span class="lineno"> 1200</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01201"></a><span class="lineno"> 1201</span>  <span class="keywordtype">bool</span> <a class="code" href="namespaceprocess.html#a72c24f06ac3f91b9412de80c6252df25">run</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l01202"></a><span class="lineno"> 1202</span> </div> |
| <div class="line"><a name="l01203"></a><span class="lineno"> 1203</span>  <span class="keyword">synchronized</span> (data->lock) {</div> |
| <div class="line"><a name="l01204"></a><span class="lineno"> 1204</span>  <span class="keywordflow">if</span> (data->state == READY) {</div> |
| <div class="line"><a name="l01205"></a><span class="lineno"> 1205</span>  run = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l01206"></a><span class="lineno"> 1206</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (data->state == PENDING) {</div> |
| <div class="line"><a name="l01207"></a><span class="lineno"> 1207</span>  data->onReadyCallbacks.emplace_back(std::move(callback));</div> |
| <div class="line"><a name="l01208"></a><span class="lineno"> 1208</span>  }</div> |
| <div class="line"><a name="l01209"></a><span class="lineno"> 1209</span>  }</div> |
| <div class="line"><a name="l01210"></a><span class="lineno"> 1210</span> </div> |
| <div class="line"><a name="l01211"></a><span class="lineno"> 1211</span>  <span class="comment">// TODO(*): Invoke callback in another execution context.</span></div> |
| <div class="line"><a name="l01212"></a><span class="lineno"> 1212</span>  <span class="keywordflow">if</span> (run) {</div> |
| <div class="line"><a name="l01213"></a><span class="lineno"> 1213</span>  callback(data->result.get());</div> |
| <div class="line"><a name="l01214"></a><span class="lineno"> 1214</span>  }</div> |
| <div class="line"><a name="l01215"></a><span class="lineno"> 1215</span> </div> |
| <div class="line"><a name="l01216"></a><span class="lineno"> 1216</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div> |
| <div class="line"><a name="l01217"></a><span class="lineno"> 1217</span> }</div> |
| <div class="line"><a name="l01218"></a><span class="lineno"> 1218</span> </div> |
| <div class="line"><a name="l01219"></a><span class="lineno"> 1219</span> </div> |
| <div class="line"><a name="l01220"></a><span class="lineno"> 1220</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01221"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a3ff2c35ef526a030a7ea6d0c4ca79945"> 1221</a></span> <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a3ff2c35ef526a030a7ea6d0c4ca79945">Future<T>::onFailed</a>(<a class="code" href="classprocess_1_1Future.html#a7d0523c18366c86e160021920e08e726">FailedCallback</a>&& callback)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01222"></a><span class="lineno"> 1222</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01223"></a><span class="lineno"> 1223</span>  <span class="keywordtype">bool</span> <a class="code" href="namespaceprocess.html#a72c24f06ac3f91b9412de80c6252df25">run</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l01224"></a><span class="lineno"> 1224</span> </div> |
| <div class="line"><a name="l01225"></a><span class="lineno"> 1225</span>  <span class="keyword">synchronized</span> (data->lock) {</div> |
| <div class="line"><a name="l01226"></a><span class="lineno"> 1226</span>  <span class="keywordflow">if</span> (data->state == FAILED) {</div> |
| <div class="line"><a name="l01227"></a><span class="lineno"> 1227</span>  run = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l01228"></a><span class="lineno"> 1228</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (data->state == PENDING) {</div> |
| <div class="line"><a name="l01229"></a><span class="lineno"> 1229</span>  data->onFailedCallbacks.emplace_back(std::move(callback));</div> |
| <div class="line"><a name="l01230"></a><span class="lineno"> 1230</span>  }</div> |
| <div class="line"><a name="l01231"></a><span class="lineno"> 1231</span>  }</div> |
| <div class="line"><a name="l01232"></a><span class="lineno"> 1232</span> </div> |
| <div class="line"><a name="l01233"></a><span class="lineno"> 1233</span>  <span class="comment">// TODO(*): Invoke callback in another execution context.</span></div> |
| <div class="line"><a name="l01234"></a><span class="lineno"> 1234</span>  <span class="keywordflow">if</span> (run) {</div> |
| <div class="line"><a name="l01235"></a><span class="lineno"> 1235</span>  callback(data->result.error());</div> |
| <div class="line"><a name="l01236"></a><span class="lineno"> 1236</span>  }</div> |
| <div class="line"><a name="l01237"></a><span class="lineno"> 1237</span> </div> |
| <div class="line"><a name="l01238"></a><span class="lineno"> 1238</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div> |
| <div class="line"><a name="l01239"></a><span class="lineno"> 1239</span> }</div> |
| <div class="line"><a name="l01240"></a><span class="lineno"> 1240</span> </div> |
| <div class="line"><a name="l01241"></a><span class="lineno"> 1241</span> </div> |
| <div class="line"><a name="l01242"></a><span class="lineno"> 1242</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01243"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a066172ff3324966119049bb9feac95ac"> 1243</a></span> <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a066172ff3324966119049bb9feac95ac">Future<T>::onDiscarded</a>(<a class="code" href="classprocess_1_1Future.html#ae90544e9db7a6648cee806c821601ee5">DiscardedCallback</a>&& callback)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01244"></a><span class="lineno"> 1244</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01245"></a><span class="lineno"> 1245</span>  <span class="keywordtype">bool</span> <a class="code" href="namespaceprocess.html#a72c24f06ac3f91b9412de80c6252df25">run</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l01246"></a><span class="lineno"> 1246</span> </div> |
| <div class="line"><a name="l01247"></a><span class="lineno"> 1247</span>  <span class="keyword">synchronized</span> (data->lock) {</div> |
| <div class="line"><a name="l01248"></a><span class="lineno"> 1248</span>  <span class="keywordflow">if</span> (data->state == DISCARDED) {</div> |
| <div class="line"><a name="l01249"></a><span class="lineno"> 1249</span>  run = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (data->state == PENDING) {</div> |
| <div class="line"><a name="l01251"></a><span class="lineno"> 1251</span>  data->onDiscardedCallbacks.emplace_back(std::move(callback));</div> |
| <div class="line"><a name="l01252"></a><span class="lineno"> 1252</span>  }</div> |
| <div class="line"><a name="l01253"></a><span class="lineno"> 1253</span>  }</div> |
| <div class="line"><a name="l01254"></a><span class="lineno"> 1254</span> </div> |
| <div class="line"><a name="l01255"></a><span class="lineno"> 1255</span>  <span class="comment">// TODO(*): Invoke callback in another execution context.</span></div> |
| <div class="line"><a name="l01256"></a><span class="lineno"> 1256</span>  <span class="keywordflow">if</span> (run) {</div> |
| <div class="line"><a name="l01257"></a><span class="lineno"> 1257</span>  callback();</div> |
| <div class="line"><a name="l01258"></a><span class="lineno"> 1258</span>  }</div> |
| <div class="line"><a name="l01259"></a><span class="lineno"> 1259</span> </div> |
| <div class="line"><a name="l01260"></a><span class="lineno"> 1260</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div> |
| <div class="line"><a name="l01261"></a><span class="lineno"> 1261</span> }</div> |
| <div class="line"><a name="l01262"></a><span class="lineno"> 1262</span> </div> |
| <div class="line"><a name="l01263"></a><span class="lineno"> 1263</span> </div> |
| <div class="line"><a name="l01264"></a><span class="lineno"> 1264</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01265"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a71bde220aed3c725cef2040f63adf42a"> 1265</a></span> <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& <a class="code" href="classprocess_1_1Future.html#a71bde220aed3c725cef2040f63adf42a">Future<T>::onAny</a>(<a class="code" href="classprocess_1_1Future.html#aeac8f0fb6828c2161914de61e1e67364">AnyCallback</a>&& callback)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01266"></a><span class="lineno"> 1266</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01267"></a><span class="lineno"> 1267</span>  <span class="keywordtype">bool</span> <a class="code" href="namespaceprocess.html#a72c24f06ac3f91b9412de80c6252df25">run</a> = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l01268"></a><span class="lineno"> 1268</span> </div> |
| <div class="line"><a name="l01269"></a><span class="lineno"> 1269</span>  <span class="keyword">synchronized</span> (data->lock) {</div> |
| <div class="line"><a name="l01270"></a><span class="lineno"> 1270</span>  <span class="keywordflow">if</span> (data->state == PENDING) {</div> |
| <div class="line"><a name="l01271"></a><span class="lineno"> 1271</span>  data->onAnyCallbacks.emplace_back(std::move(callback));</div> |
| <div class="line"><a name="l01272"></a><span class="lineno"> 1272</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l01273"></a><span class="lineno"> 1273</span>  run = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l01274"></a><span class="lineno"> 1274</span>  }</div> |
| <div class="line"><a name="l01275"></a><span class="lineno"> 1275</span>  }</div> |
| <div class="line"><a name="l01276"></a><span class="lineno"> 1276</span> </div> |
| <div class="line"><a name="l01277"></a><span class="lineno"> 1277</span>  <span class="comment">// TODO(*): Invoke callback in another execution context.</span></div> |
| <div class="line"><a name="l01278"></a><span class="lineno"> 1278</span>  <span class="keywordflow">if</span> (run) {</div> |
| <div class="line"><a name="l01279"></a><span class="lineno"> 1279</span>  callback(*<span class="keyword">this</span>);</div> |
| <div class="line"><a name="l01280"></a><span class="lineno"> 1280</span>  }</div> |
| <div class="line"><a name="l01281"></a><span class="lineno"> 1281</span> </div> |
| <div class="line"><a name="l01282"></a><span class="lineno"> 1282</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div> |
| <div class="line"><a name="l01283"></a><span class="lineno"> 1283</span> }</div> |
| <div class="line"><a name="l01284"></a><span class="lineno"> 1284</span> </div> |
| <div class="line"><a name="l01285"></a><span class="lineno"> 1285</span> <span class="keyword">namespace </span>internal {</div> |
| <div class="line"><a name="l01286"></a><span class="lineno"> 1286</span> </div> |
| <div class="line"><a name="l01287"></a><span class="lineno"> 1287</span> <span class="comment">// NOTE: We need to name this 'thenf' versus 'then' to distinguish it</span></div> |
| <div class="line"><a name="l01288"></a><span class="lineno"> 1288</span> <span class="comment">// from the function 'then' whose parameter 'f' doesn't return a</span></div> |
| <div class="line"><a name="l01289"></a><span class="lineno"> 1289</span> <span class="comment">// Future since the compiler can't properly infer otherwise.</span></div> |
| <div class="line"><a name="l01290"></a><span class="lineno"> 1290</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">typename</span> X></div> |
| <div class="line"><a name="l01291"></a><span class="lineno"><a class="line" href="namespaceprocess_1_1internal.html#ae5b0c4b2bd16f5cd8f2041c46503eed5"> 1291</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess_1_1internal.html#ae5b0c4b2bd16f5cd8f2041c46503eed5">thenf</a>(<span class="keyword">const</span> lambda::function<<a class="code" href="classprocess_1_1Future.html">Future<X></a>(<span class="keyword">const</span> T&)>& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>,</div> |
| <div class="line"><a name="l01292"></a><span class="lineno"> 1292</span>  <span class="keyword">const</span> std::shared_ptr<<a class="code" href="classprocess_1_1Promise.html">Promise<X></a>>& <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>,</div> |
| <div class="line"><a name="l01293"></a><span class="lineno"> 1293</span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& future)</div> |
| <div class="line"><a name="l01294"></a><span class="lineno"> 1294</span> {</div> |
| <div class="line"><a name="l01295"></a><span class="lineno"> 1295</span>  <span class="keywordflow">if</span> (future.<a class="code" href="classprocess_1_1Future.html#a68f241961e700d0cecf982d9cc0043d7">isReady</a>()) {</div> |
| <div class="line"><a name="l01296"></a><span class="lineno"> 1296</span>  <span class="keywordflow">if</span> (future.<a class="code" href="classprocess_1_1Future.html#a18f97963e0636071b54401b200fedfc2">hasDiscard</a>()) {</div> |
| <div class="line"><a name="l01297"></a><span class="lineno"> 1297</span>  <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>->discard();</div> |
| <div class="line"><a name="l01298"></a><span class="lineno"> 1298</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l01299"></a><span class="lineno"> 1299</span>  <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>->associate(<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>(future.<a class="code" href="classprocess_1_1Future.html#aa78977d3b585a5f5ccd682c1e9e2ddc4">get</a>()));</div> |
| <div class="line"><a name="l01300"></a><span class="lineno"> 1300</span>  }</div> |
| <div class="line"><a name="l01301"></a><span class="lineno"> 1301</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (future.<a class="code" href="classprocess_1_1Future.html#a493227e57f8848e37777b89c0f81e2ec">isFailed</a>()) {</div> |
| <div class="line"><a name="l01302"></a><span class="lineno"> 1302</span>  <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>->fail(future.<a class="code" href="classprocess_1_1Future.html#ae649c56b07f44c05e4b7aa3620133ff9">failure</a>());</div> |
| <div class="line"><a name="l01303"></a><span class="lineno"> 1303</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (future.<a class="code" href="classprocess_1_1Future.html#abc89036db733a417b7b383b091efaf3c">isDiscarded</a>()) {</div> |
| <div class="line"><a name="l01304"></a><span class="lineno"> 1304</span>  <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>->discard();</div> |
| <div class="line"><a name="l01305"></a><span class="lineno"> 1305</span>  }</div> |
| <div class="line"><a name="l01306"></a><span class="lineno"> 1306</span> }</div> |
| <div class="line"><a name="l01307"></a><span class="lineno"> 1307</span> </div> |
| <div class="line"><a name="l01308"></a><span class="lineno"> 1308</span> </div> |
| <div class="line"><a name="l01309"></a><span class="lineno"> 1309</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T, <span class="keyword">typename</span> X></div> |
| <div class="line"><a name="l01310"></a><span class="lineno"><a class="line" href="namespaceprocess_1_1internal.html#ac8039d54d4112dd09a7c1edc644e8572"> 1310</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess_1_1internal.html#ac8039d54d4112dd09a7c1edc644e8572">then</a>(<span class="keyword">const</span> lambda::function<X(<span class="keyword">const</span> T&)>& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>,</div> |
| <div class="line"><a name="l01311"></a><span class="lineno"> 1311</span>  <span class="keyword">const</span> std::shared_ptr<<a class="code" href="classprocess_1_1Promise.html">Promise<X></a>>& <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>,</div> |
| <div class="line"><a name="l01312"></a><span class="lineno"> 1312</span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& future)</div> |
| <div class="line"><a name="l01313"></a><span class="lineno"> 1313</span> {</div> |
| <div class="line"><a name="l01314"></a><span class="lineno"> 1314</span>  <span class="keywordflow">if</span> (future.<a class="code" href="classprocess_1_1Future.html#a68f241961e700d0cecf982d9cc0043d7">isReady</a>()) {</div> |
| <div class="line"><a name="l01315"></a><span class="lineno"> 1315</span>  <span class="keywordflow">if</span> (future.<a class="code" href="classprocess_1_1Future.html#a18f97963e0636071b54401b200fedfc2">hasDiscard</a>()) {</div> |
| <div class="line"><a name="l01316"></a><span class="lineno"> 1316</span>  <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>->discard();</div> |
| <div class="line"><a name="l01317"></a><span class="lineno"> 1317</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l01318"></a><span class="lineno"> 1318</span>  <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>->set(<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>(future.<a class="code" href="classprocess_1_1Future.html#aa78977d3b585a5f5ccd682c1e9e2ddc4">get</a>()));</div> |
| <div class="line"><a name="l01319"></a><span class="lineno"> 1319</span>  }</div> |
| <div class="line"><a name="l01320"></a><span class="lineno"> 1320</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (future.<a class="code" href="classprocess_1_1Future.html#a493227e57f8848e37777b89c0f81e2ec">isFailed</a>()) {</div> |
| <div class="line"><a name="l01321"></a><span class="lineno"> 1321</span>  <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>->fail(future.<a class="code" href="classprocess_1_1Future.html#ae649c56b07f44c05e4b7aa3620133ff9">failure</a>());</div> |
| <div class="line"><a name="l01322"></a><span class="lineno"> 1322</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (future.<a class="code" href="classprocess_1_1Future.html#abc89036db733a417b7b383b091efaf3c">isDiscarded</a>()) {</div> |
| <div class="line"><a name="l01323"></a><span class="lineno"> 1323</span>  <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>->discard();</div> |
| <div class="line"><a name="l01324"></a><span class="lineno"> 1324</span>  }</div> |
| <div class="line"><a name="l01325"></a><span class="lineno"> 1325</span> }</div> |
| <div class="line"><a name="l01326"></a><span class="lineno"> 1326</span> </div> |
| <div class="line"><a name="l01327"></a><span class="lineno"> 1327</span> </div> |
| <div class="line"><a name="l01328"></a><span class="lineno"> 1328</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01329"></a><span class="lineno"><a class="line" href="namespaceprocess_1_1internal.html#a86c36ee36d231da3645dc12571f1d25a"> 1329</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess_1_1internal.html#a86c36ee36d231da3645dc12571f1d25a">repair</a>(</div> |
| <div class="line"><a name="l01330"></a><span class="lineno"> 1330</span>  <span class="keyword">const</span> lambda::function<<a class="code" href="classprocess_1_1Future.html">Future<T></a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>&)>& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>,</div> |
| <div class="line"><a name="l01331"></a><span class="lineno"> 1331</span>  <span class="keyword">const</span> std::shared_ptr<<a class="code" href="classprocess_1_1Promise.html">Promise<T></a>>& <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>,</div> |
| <div class="line"><a name="l01332"></a><span class="lineno"> 1332</span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& future)</div> |
| <div class="line"><a name="l01333"></a><span class="lineno"> 1333</span> {</div> |
| <div class="line"><a name="l01334"></a><span class="lineno"> 1334</span>  CHECK(!future.<a class="code" href="classprocess_1_1Future.html#af23884cf963eb5ec061595eb2e288903">isPending</a>());</div> |
| <div class="line"><a name="l01335"></a><span class="lineno"> 1335</span>  <span class="keywordflow">if</span> (future.<a class="code" href="classprocess_1_1Future.html#a493227e57f8848e37777b89c0f81e2ec">isFailed</a>()) {</div> |
| <div class="line"><a name="l01336"></a><span class="lineno"> 1336</span>  <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>->associate(<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>(future));</div> |
| <div class="line"><a name="l01337"></a><span class="lineno"> 1337</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l01338"></a><span class="lineno"> 1338</span>  <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>->associate(future);</div> |
| <div class="line"><a name="l01339"></a><span class="lineno"> 1339</span>  }</div> |
| <div class="line"><a name="l01340"></a><span class="lineno"> 1340</span> }</div> |
| <div class="line"><a name="l01341"></a><span class="lineno"> 1341</span> </div> |
| <div class="line"><a name="l01342"></a><span class="lineno"> 1342</span> </div> |
| <div class="line"><a name="l01343"></a><span class="lineno"> 1343</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01344"></a><span class="lineno"><a class="line" href="namespaceprocess_1_1internal.html#ad4ba20deee8248987c92b18f1fa36fe8"> 1344</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess_1_1internal.html#ad4ba20deee8248987c92b18f1fa36fe8">expired</a>(</div> |
| <div class="line"><a name="l01345"></a><span class="lineno"> 1345</span>  <span class="keyword">const</span> lambda::function<<a class="code" href="classprocess_1_1Future.html">Future<T></a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>&)>& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>,</div> |
| <div class="line"><a name="l01346"></a><span class="lineno"> 1346</span>  <span class="keyword">const</span> std::shared_ptr<Latch>& latch,</div> |
| <div class="line"><a name="l01347"></a><span class="lineno"> 1347</span>  <span class="keyword">const</span> std::shared_ptr<<a class="code" href="classprocess_1_1Promise.html">Promise<T></a>>& <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>,</div> |
| <div class="line"><a name="l01348"></a><span class="lineno"> 1348</span>  <span class="keyword">const</span> std::shared_ptr<<a class="code" href="classOption.html">Option<Timer></a>>& timer,</div> |
| <div class="line"><a name="l01349"></a><span class="lineno"> 1349</span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& future)</div> |
| <div class="line"><a name="l01350"></a><span class="lineno"> 1350</span> {</div> |
| <div class="line"><a name="l01351"></a><span class="lineno"> 1351</span>  <span class="keywordflow">if</span> (latch->trigger()) {</div> |
| <div class="line"><a name="l01352"></a><span class="lineno"> 1352</span>  <span class="comment">// If this callback executed first (i.e., we triggered the latch)</span></div> |
| <div class="line"><a name="l01353"></a><span class="lineno"> 1353</span>  <span class="comment">// then we want to clear out the timer so that we don't hold a</span></div> |
| <div class="line"><a name="l01354"></a><span class="lineno"> 1354</span>  <span class="comment">// circular reference to `future` in it's own `onAny`</span></div> |
| <div class="line"><a name="l01355"></a><span class="lineno"> 1355</span>  <span class="comment">// callbacks. See the comment in `Future::after`.</span></div> |
| <div class="line"><a name="l01356"></a><span class="lineno"> 1356</span>  *timer = <a class="code" href="structNone.html">None</a>();</div> |
| <div class="line"><a name="l01357"></a><span class="lineno"> 1357</span> </div> |
| <div class="line"><a name="l01358"></a><span class="lineno"> 1358</span>  <span class="comment">// Note that we don't bother checking if 'future' has been</span></div> |
| <div class="line"><a name="l01359"></a><span class="lineno"> 1359</span>  <span class="comment">// discarded (i.e., 'future.isDiscarded()' returns true) since</span></div> |
| <div class="line"><a name="l01360"></a><span class="lineno"> 1360</span>  <span class="comment">// there is a race between when we make that check and when we</span></div> |
| <div class="line"><a name="l01361"></a><span class="lineno"> 1361</span>  <span class="comment">// would invoke 'f(future)' so the callee 'f' should ALWAYS check</span></div> |
| <div class="line"><a name="l01362"></a><span class="lineno"> 1362</span>  <span class="comment">// if the future has been discarded and rather than hiding a</span></div> |
| <div class="line"><a name="l01363"></a><span class="lineno"> 1363</span>  <span class="comment">// non-deterministic bug we always call 'f' if the timer has</span></div> |
| <div class="line"><a name="l01364"></a><span class="lineno"> 1364</span>  <span class="comment">// expired.</span></div> |
| <div class="line"><a name="l01365"></a><span class="lineno"> 1365</span>  <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>->associate(<a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>(future));</div> |
| <div class="line"><a name="l01366"></a><span class="lineno"> 1366</span>  }</div> |
| <div class="line"><a name="l01367"></a><span class="lineno"> 1367</span> }</div> |
| <div class="line"><a name="l01368"></a><span class="lineno"> 1368</span> </div> |
| <div class="line"><a name="l01369"></a><span class="lineno"> 1369</span> </div> |
| <div class="line"><a name="l01370"></a><span class="lineno"> 1370</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01371"></a><span class="lineno"><a class="line" href="namespaceprocess_1_1internal.html#a32ad66a962e66174403a6ca66a690a25"> 1371</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess_1_1internal.html#a32ad66a962e66174403a6ca66a690a25">after</a>(</div> |
| <div class="line"><a name="l01372"></a><span class="lineno"> 1372</span>  <span class="keyword">const</span> std::shared_ptr<Latch>& latch,</div> |
| <div class="line"><a name="l01373"></a><span class="lineno"> 1373</span>  <span class="keyword">const</span> std::shared_ptr<<a class="code" href="classprocess_1_1Promise.html">Promise<T></a>>& <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>,</div> |
| <div class="line"><a name="l01374"></a><span class="lineno"> 1374</span>  <span class="keyword">const</span> std::shared_ptr<<a class="code" href="classOption.html">Option<Timer></a>>& timer,</div> |
| <div class="line"><a name="l01375"></a><span class="lineno"> 1375</span>  <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& future)</div> |
| <div class="line"><a name="l01376"></a><span class="lineno"> 1376</span> {</div> |
| <div class="line"><a name="l01377"></a><span class="lineno"> 1377</span>  CHECK(!future.<a class="code" href="classprocess_1_1Future.html#af23884cf963eb5ec061595eb2e288903">isPending</a>());</div> |
| <div class="line"><a name="l01378"></a><span class="lineno"> 1378</span>  <span class="keywordflow">if</span> (latch->trigger()) {</div> |
| <div class="line"><a name="l01379"></a><span class="lineno"> 1379</span>  <span class="comment">// If this callback executes first (i.e., we triggered the latch)</span></div> |
| <div class="line"><a name="l01380"></a><span class="lineno"> 1380</span>  <span class="comment">// it must be the case that `timer` is still some and we can try</span></div> |
| <div class="line"><a name="l01381"></a><span class="lineno"> 1381</span>  <span class="comment">// and cancel the timer.</span></div> |
| <div class="line"><a name="l01382"></a><span class="lineno"> 1382</span>  <a class="code" href="stout_2include_2stout_2check_8hpp.html#aee320e7c6e107071f4b85d4cc135a265">CHECK_SOME</a>(*timer);</div> |
| <div class="line"><a name="l01383"></a><span class="lineno"> 1383</span>  <a class="code" href="classprocess_1_1Clock.html#a2bcf2efa0cc2e33c2ed5ac65dd90da0a">Clock::cancel</a>(timer->get());</div> |
| <div class="line"><a name="l01384"></a><span class="lineno"> 1384</span> </div> |
| <div class="line"><a name="l01385"></a><span class="lineno"> 1385</span>  <span class="comment">// We also force the timer to get deallocated so that there isn't</span></div> |
| <div class="line"><a name="l01386"></a><span class="lineno"> 1386</span>  <span class="comment">// a cicular reference of the timer with itself which keeps around</span></div> |
| <div class="line"><a name="l01387"></a><span class="lineno"> 1387</span>  <span class="comment">// a reference to the original future.</span></div> |
| <div class="line"><a name="l01388"></a><span class="lineno"> 1388</span>  *timer = <a class="code" href="structNone.html">None</a>();</div> |
| <div class="line"><a name="l01389"></a><span class="lineno"> 1389</span> </div> |
| <div class="line"><a name="l01390"></a><span class="lineno"> 1390</span>  <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>->associate(future);</div> |
| <div class="line"><a name="l01391"></a><span class="lineno"> 1391</span>  }</div> |
| <div class="line"><a name="l01392"></a><span class="lineno"> 1392</span> }</div> |
| <div class="line"><a name="l01393"></a><span class="lineno"> 1393</span> </div> |
| <div class="line"><a name="l01394"></a><span class="lineno"> 1394</span> } <span class="comment">// namespace internal {</span></div> |
| <div class="line"><a name="l01395"></a><span class="lineno"> 1395</span> </div> |
| <div class="line"><a name="l01396"></a><span class="lineno"> 1396</span> </div> |
| <div class="line"><a name="l01397"></a><span class="lineno"> 1397</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01398"></a><span class="lineno"> 1398</span> <span class="keyword">template</span> <<span class="keyword">typename</span> X></div> |
| <div class="line"><a name="l01399"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a08f6977c10f9f5d9e918ef8fd91f0a5f"> 1399</a></span> <a class="code" href="classprocess_1_1Future.html">Future<X></a> <a class="code" href="classprocess_1_1Future.html#a08f6977c10f9f5d9e918ef8fd91f0a5f">Future<T>::then</a>(<span class="keyword">const</span> lambda::function<<a class="code" href="classprocess_1_1Future.html">Future<X></a>(<span class="keyword">const</span> T&)>& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01400"></a><span class="lineno"> 1400</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01401"></a><span class="lineno"> 1401</span>  std::shared_ptr<Promise<X>> <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>(<span class="keyword">new</span> <a class="code" href="classprocess_1_1Promise.html">Promise<X></a>());</div> |
| <div class="line"><a name="l01402"></a><span class="lineno"> 1402</span> </div> |
| <div class="line"><a name="l01403"></a><span class="lineno"> 1403</span>  lambda::function<void(const Future<T>&)> <a class="code" href="namespaceprocess_1_1internal.html#ae5b0c4b2bd16f5cd8f2041c46503eed5">thenf</a> =</div> |
| <div class="line"><a name="l01404"></a><span class="lineno"> 1404</span>  <a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(&internal::thenf<T, X>, <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>, promise, lambda::_1);</div> |
| <div class="line"><a name="l01405"></a><span class="lineno"> 1405</span> </div> |
| <div class="line"><a name="l01406"></a><span class="lineno"> 1406</span>  onAny(<a class="code" href="namespaceprocess_1_1internal.html#ae5b0c4b2bd16f5cd8f2041c46503eed5">thenf</a>);</div> |
| <div class="line"><a name="l01407"></a><span class="lineno"> 1407</span> </div> |
| <div class="line"><a name="l01408"></a><span class="lineno"> 1408</span>  <span class="comment">// Propagate discarding up the chain. To avoid cyclic dependencies,</span></div> |
| <div class="line"><a name="l01409"></a><span class="lineno"> 1409</span>  <span class="comment">// we keep a weak future in the callback.</span></div> |
| <div class="line"><a name="l01410"></a><span class="lineno"> 1410</span>  promise->future().onDiscard(</div> |
| <div class="line"><a name="l01411"></a><span class="lineno"> 1411</span>  <a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(&internal::discard<T>, <a class="code" href="classprocess_1_1WeakFuture.html">WeakFuture<T></a>(*<span class="keyword">this</span>)));</div> |
| <div class="line"><a name="l01412"></a><span class="lineno"> 1412</span> </div> |
| <div class="line"><a name="l01413"></a><span class="lineno"> 1413</span>  <span class="keywordflow">return</span> promise->future();</div> |
| <div class="line"><a name="l01414"></a><span class="lineno"> 1414</span> }</div> |
| <div class="line"><a name="l01415"></a><span class="lineno"> 1415</span> </div> |
| <div class="line"><a name="l01416"></a><span class="lineno"> 1416</span> </div> |
| <div class="line"><a name="l01417"></a><span class="lineno"> 1417</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01418"></a><span class="lineno"> 1418</span> <span class="keyword">template</span> <<span class="keyword">typename</span> X></div> |
| <div class="line"><a name="l01419"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#ac7821d236d1acb475c63824d11ab24e0"> 1419</a></span> <a class="code" href="classprocess_1_1Future.html">Future<X></a> <a class="code" href="classprocess_1_1Future.html#a08f6977c10f9f5d9e918ef8fd91f0a5f">Future<T>::then</a>(<span class="keyword">const</span> lambda::function<X(<span class="keyword">const</span> T&)>& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01420"></a><span class="lineno"> 1420</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01421"></a><span class="lineno"> 1421</span>  std::shared_ptr<Promise<X>> <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>(<span class="keyword">new</span> <a class="code" href="classprocess_1_1Promise.html">Promise<X></a>());</div> |
| <div class="line"><a name="l01422"></a><span class="lineno"> 1422</span> </div> |
| <div class="line"><a name="l01423"></a><span class="lineno"> 1423</span>  lambda::function<void(const Future<T>&)> <a class="code" href="namespaceprocess_1_1internal.html#ac8039d54d4112dd09a7c1edc644e8572">then</a> =</div> |
| <div class="line"><a name="l01424"></a><span class="lineno"> 1424</span>  <a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(&internal::then<T, X>, <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>, promise, lambda::_1);</div> |
| <div class="line"><a name="l01425"></a><span class="lineno"> 1425</span> </div> |
| <div class="line"><a name="l01426"></a><span class="lineno"> 1426</span>  onAny(<a class="code" href="namespaceprocess_1_1internal.html#ac8039d54d4112dd09a7c1edc644e8572">then</a>);</div> |
| <div class="line"><a name="l01427"></a><span class="lineno"> 1427</span> </div> |
| <div class="line"><a name="l01428"></a><span class="lineno"> 1428</span>  <span class="comment">// Propagate discarding up the chain. To avoid cyclic dependencies,</span></div> |
| <div class="line"><a name="l01429"></a><span class="lineno"> 1429</span>  <span class="comment">// we keep a weak future in the callback.</span></div> |
| <div class="line"><a name="l01430"></a><span class="lineno"> 1430</span>  promise->future().onDiscard(</div> |
| <div class="line"><a name="l01431"></a><span class="lineno"> 1431</span>  <a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(&internal::discard<T>, <a class="code" href="classprocess_1_1WeakFuture.html">WeakFuture<T></a>(*<span class="keyword">this</span>)));</div> |
| <div class="line"><a name="l01432"></a><span class="lineno"> 1432</span> </div> |
| <div class="line"><a name="l01433"></a><span class="lineno"> 1433</span>  <span class="keywordflow">return</span> promise->future();</div> |
| <div class="line"><a name="l01434"></a><span class="lineno"> 1434</span> }</div> |
| <div class="line"><a name="l01435"></a><span class="lineno"> 1435</span> </div> |
| <div class="line"><a name="l01436"></a><span class="lineno"> 1436</span> </div> |
| <div class="line"><a name="l01437"></a><span class="lineno"> 1437</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01438"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a2174995dd9a77eb017e1d54840f2b186"> 1438</a></span> <a class="code" href="classprocess_1_1Future.html">Future<T></a> <a class="code" href="classprocess_1_1Future.html#a2174995dd9a77eb017e1d54840f2b186">Future<T>::repair</a>(</div> |
| <div class="line"><a name="l01439"></a><span class="lineno"> 1439</span>  <span class="keyword">const</span> lambda::function<<a class="code" href="classprocess_1_1Future.html">Future<T></a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>&)>& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01440"></a><span class="lineno"> 1440</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01441"></a><span class="lineno"> 1441</span>  std::shared_ptr<Promise<T>> <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>(<span class="keyword">new</span> <a class="code" href="classprocess_1_1Promise.html">Promise<T></a>());</div> |
| <div class="line"><a name="l01442"></a><span class="lineno"> 1442</span> </div> |
| <div class="line"><a name="l01443"></a><span class="lineno"> 1443</span>  onAny(<a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(&internal::repair<T>, <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>, promise, lambda::_1));</div> |
| <div class="line"><a name="l01444"></a><span class="lineno"> 1444</span> </div> |
| <div class="line"><a name="l01445"></a><span class="lineno"> 1445</span>  <span class="comment">// Propagate discarding up the chain. To avoid cyclic dependencies,</span></div> |
| <div class="line"><a name="l01446"></a><span class="lineno"> 1446</span>  <span class="comment">// we keep a weak future in the callback.</span></div> |
| <div class="line"><a name="l01447"></a><span class="lineno"> 1447</span>  promise->future().onDiscard(</div> |
| <div class="line"><a name="l01448"></a><span class="lineno"> 1448</span>  <a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(&internal::discard<T>, <a class="code" href="classprocess_1_1WeakFuture.html">WeakFuture<T></a>(*<span class="keyword">this</span>)));</div> |
| <div class="line"><a name="l01449"></a><span class="lineno"> 1449</span> </div> |
| <div class="line"><a name="l01450"></a><span class="lineno"> 1450</span>  <span class="keywordflow">return</span> promise->future();</div> |
| <div class="line"><a name="l01451"></a><span class="lineno"> 1451</span> }</div> |
| <div class="line"><a name="l01452"></a><span class="lineno"> 1452</span> </div> |
| <div class="line"><a name="l01453"></a><span class="lineno"> 1453</span> </div> |
| <div class="line"><a name="l01454"></a><span class="lineno"> 1454</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01455"></a><span class="lineno"><a class="line" href="classprocess_1_1Future.html#a909ddbe71773412fcb12de1f42513c89"> 1455</a></span> <a class="code" href="classprocess_1_1Future.html">Future<T></a> <a class="code" href="classprocess_1_1Future.html#a909ddbe71773412fcb12de1f42513c89">Future<T>::after</a>(</div> |
| <div class="line"><a name="l01456"></a><span class="lineno"> 1456</span>  <span class="keyword">const</span> <a class="code" href="classDuration.html">Duration</a>& duration,</div> |
| <div class="line"><a name="l01457"></a><span class="lineno"> 1457</span>  <span class="keyword">const</span> lambda::function<<a class="code" href="classprocess_1_1Future.html">Future<T></a>(<span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>&)>& <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>)<span class="keyword"> const</span></div> |
| <div class="line"><a name="l01458"></a><span class="lineno"> 1458</span> <span class="keyword"></span>{</div> |
| <div class="line"><a name="l01459"></a><span class="lineno"> 1459</span>  <span class="comment">// TODO(benh): Using a Latch here but Once might be cleaner.</span></div> |
| <div class="line"><a name="l01460"></a><span class="lineno"> 1460</span>  <span class="comment">// Unfortunately, Once depends on Future so we can't easily use it</span></div> |
| <div class="line"><a name="l01461"></a><span class="lineno"> 1461</span>  <span class="comment">// from here.</span></div> |
| <div class="line"><a name="l01462"></a><span class="lineno"> 1462</span>  std::shared_ptr<Latch> latch(<span class="keyword">new</span> <a class="code" href="classprocess_1_1Latch.html">Latch</a>());</div> |
| <div class="line"><a name="l01463"></a><span class="lineno"> 1463</span>  std::shared_ptr<Promise<T>> <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>(<span class="keyword">new</span> <a class="code" href="classprocess_1_1Promise.html">Promise<T></a>());</div> |
| <div class="line"><a name="l01464"></a><span class="lineno"> 1464</span> </div> |
| <div class="line"><a name="l01465"></a><span class="lineno"> 1465</span>  <span class="comment">// We need to control the lifetime of the timer we create below so</span></div> |
| <div class="line"><a name="l01466"></a><span class="lineno"> 1466</span>  <span class="comment">// that we can force the timer to get deallocated after it</span></div> |
| <div class="line"><a name="l01467"></a><span class="lineno"> 1467</span>  <span class="comment">// expires. The reason we want to force the timer to get deallocated</span></div> |
| <div class="line"><a name="l01468"></a><span class="lineno"> 1468</span>  <span class="comment">// after it expires is because the timer's lambda has a copy of</span></div> |
| <div class="line"><a name="l01469"></a><span class="lineno"> 1469</span>  <span class="comment">// `this` (i.e., a Future) and it's stored in the `onAny` callbacks</span></div> |
| <div class="line"><a name="l01470"></a><span class="lineno"> 1470</span>  <span class="comment">// of `this` thus creating a circular reference. By storing a</span></div> |
| <div class="line"><a name="l01471"></a><span class="lineno"> 1471</span>  <span class="comment">// `shared_ptr<Option<Timer>>` we're able to set the option to none</span></div> |
| <div class="line"><a name="l01472"></a><span class="lineno"> 1472</span>  <span class="comment">// after the timer expires which will deallocate our copy of the</span></div> |
| <div class="line"><a name="l01473"></a><span class="lineno"> 1473</span>  <span class="comment">// timer and leave the `Option<Timer>` stored in the lambda of the</span></div> |
| <div class="line"><a name="l01474"></a><span class="lineno"> 1474</span>  <span class="comment">// `onAny` callback as none. Note that this is safe because the</span></div> |
| <div class="line"><a name="l01475"></a><span class="lineno"> 1475</span>  <span class="comment">// `Latch` makes sure that only one of the callbacks will manipulate</span></div> |
| <div class="line"><a name="l01476"></a><span class="lineno"> 1476</span>  <span class="comment">// the `shared_ptr<Option<Timer>>` so there isn't any concurrency</span></div> |
| <div class="line"><a name="l01477"></a><span class="lineno"> 1477</span>  <span class="comment">// issues we have to worry about.</span></div> |
| <div class="line"><a name="l01478"></a><span class="lineno"> 1478</span>  std::shared_ptr<Option<Timer>> timer(<span class="keyword">new</span> <a class="code" href="classOption.html">Option<Timer></a>());</div> |
| <div class="line"><a name="l01479"></a><span class="lineno"> 1479</span> </div> |
| <div class="line"><a name="l01480"></a><span class="lineno"> 1480</span>  <span class="comment">// Set up a timer to invoke the callback if this future has not</span></div> |
| <div class="line"><a name="l01481"></a><span class="lineno"> 1481</span>  <span class="comment">// completed. Note that we do not pass a weak reference for this</span></div> |
| <div class="line"><a name="l01482"></a><span class="lineno"> 1482</span>  <span class="comment">// future as we don't want the future to get cleaned up and then</span></div> |
| <div class="line"><a name="l01483"></a><span class="lineno"> 1483</span>  <span class="comment">// have the timer expire because then we wouldn't have a valid</span></div> |
| <div class="line"><a name="l01484"></a><span class="lineno"> 1484</span>  <span class="comment">// future that we could pass to `f`! The reference to `this` that is</span></div> |
| <div class="line"><a name="l01485"></a><span class="lineno"> 1485</span>  <span class="comment">// captured in the timer will get removed by setting the</span></div> |
| <div class="line"><a name="l01486"></a><span class="lineno"> 1486</span>  <span class="comment">// `Option<Timer>` to none (see comment above) either if the timer</span></div> |
| <div class="line"><a name="l01487"></a><span class="lineno"> 1487</span>  <span class="comment">// expires or if `this` completes and we cancel the timer (see</span></div> |
| <div class="line"><a name="l01488"></a><span class="lineno"> 1488</span>  <span class="comment">// `internal::expired` and `internal::after` callbacks for where we</span></div> |
| <div class="line"><a name="l01489"></a><span class="lineno"> 1489</span>  <span class="comment">// force the deallocation of our copy of the timer).</span></div> |
| <div class="line"><a name="l01490"></a><span class="lineno"> 1490</span>  *timer = <a class="code" href="classprocess_1_1Clock.html#a2001faa64a4b83f098ba6967afff5514">Clock::timer</a>(</div> |
| <div class="line"><a name="l01491"></a><span class="lineno"> 1491</span>  duration,</div> |
| <div class="line"><a name="l01492"></a><span class="lineno"> 1492</span>  <a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(&internal::expired<T>, <a class="code" href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">f</a>, latch, promise, timer, *<span class="keyword">this</span>));</div> |
| <div class="line"><a name="l01493"></a><span class="lineno"> 1493</span> </div> |
| <div class="line"><a name="l01494"></a><span class="lineno"> 1494</span>  onAny(<a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(&internal::after<T>, latch, promise, timer, lambda::_1));</div> |
| <div class="line"><a name="l01495"></a><span class="lineno"> 1495</span> </div> |
| <div class="line"><a name="l01496"></a><span class="lineno"> 1496</span>  <span class="comment">// Propagate discarding up the chain. To avoid cyclic dependencies,</span></div> |
| <div class="line"><a name="l01497"></a><span class="lineno"> 1497</span>  <span class="comment">// we keep a weak future in the callback.</span></div> |
| <div class="line"><a name="l01498"></a><span class="lineno"> 1498</span>  promise->future().onDiscard(</div> |
| <div class="line"><a name="l01499"></a><span class="lineno"> 1499</span>  <a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(&internal::discard<T>, <a class="code" href="classprocess_1_1WeakFuture.html">WeakFuture<T></a>(*<span class="keyword">this</span>)));</div> |
| <div class="line"><a name="l01500"></a><span class="lineno"> 1500</span> </div> |
| <div class="line"><a name="l01501"></a><span class="lineno"> 1501</span>  <span class="keywordflow">return</span> promise->future();</div> |
| <div class="line"><a name="l01502"></a><span class="lineno"> 1502</span> }</div> |
| <div class="line"><a name="l01503"></a><span class="lineno"> 1503</span> </div> |
| <div class="line"><a name="l01504"></a><span class="lineno"> 1504</span> </div> |
| <div class="line"><a name="l01505"></a><span class="lineno"> 1505</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01506"></a><span class="lineno"> 1506</span> <span class="keywordtype">bool</span> <a class="code" href="classprocess_1_1Future.html">Future<T>::set</a>(T&& t)</div> |
| <div class="line"><a name="l01507"></a><span class="lineno"> 1507</span> {</div> |
| <div class="line"><a name="l01508"></a><span class="lineno"> 1508</span>  <span class="keywordflow">return</span> _set(std::move(t));</div> |
| <div class="line"><a name="l01509"></a><span class="lineno"> 1509</span> }</div> |
| <div class="line"><a name="l01510"></a><span class="lineno"> 1510</span> </div> |
| <div class="line"><a name="l01511"></a><span class="lineno"> 1511</span> </div> |
| <div class="line"><a name="l01512"></a><span class="lineno"> 1512</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01513"></a><span class="lineno"> 1513</span> <span class="keywordtype">bool</span> <a class="code" href="namespacerouting_1_1link_1_1internal.html#abfdfc99e016fe858117fa1767cef2be0">Future<T>::set</a>(<span class="keyword">const</span> T& t)</div> |
| <div class="line"><a name="l01514"></a><span class="lineno"> 1514</span> {</div> |
| <div class="line"><a name="l01515"></a><span class="lineno"> 1515</span>  <span class="keywordflow">return</span> _set(t);</div> |
| <div class="line"><a name="l01516"></a><span class="lineno"> 1516</span> }</div> |
| <div class="line"><a name="l01517"></a><span class="lineno"> 1517</span> </div> |
| <div class="line"><a name="l01518"></a><span class="lineno"> 1518</span> </div> |
| <div class="line"><a name="l01519"></a><span class="lineno"> 1519</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01520"></a><span class="lineno"> 1520</span> <span class="keyword">template</span> <<span class="keyword">typename</span> U></div> |
| <div class="line"><a name="l01521"></a><span class="lineno"> 1521</span> <span class="keywordtype">bool</span> Future<T>::_set(U&& u)</div> |
| <div class="line"><a name="l01522"></a><span class="lineno"> 1522</span> {</div> |
| <div class="line"><a name="l01523"></a><span class="lineno"> 1523</span>  <span class="keywordtype">bool</span> result = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l01524"></a><span class="lineno"> 1524</span> </div> |
| <div class="line"><a name="l01525"></a><span class="lineno"> 1525</span>  <span class="keyword">synchronized</span> (data->lock) {</div> |
| <div class="line"><a name="l01526"></a><span class="lineno"> 1526</span>  <span class="keywordflow">if</span> (data->state == PENDING) {</div> |
| <div class="line"><a name="l01527"></a><span class="lineno"> 1527</span>  data->result = std::forward<U>(u);</div> |
| <div class="line"><a name="l01528"></a><span class="lineno"> 1528</span>  data->state = READY;</div> |
| <div class="line"><a name="l01529"></a><span class="lineno"> 1529</span>  result = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l01530"></a><span class="lineno"> 1530</span>  }</div> |
| <div class="line"><a name="l01531"></a><span class="lineno"> 1531</span>  }</div> |
| <div class="line"><a name="l01532"></a><span class="lineno"> 1532</span> </div> |
| <div class="line"><a name="l01533"></a><span class="lineno"> 1533</span>  <span class="comment">// Invoke all callbacks associated with this future being READY. We</span></div> |
| <div class="line"><a name="l01534"></a><span class="lineno"> 1534</span>  <span class="comment">// don't need a lock because the state is now in READY so there</span></div> |
| <div class="line"><a name="l01535"></a><span class="lineno"> 1535</span>  <span class="comment">// should not be any concurrent modifications.</span></div> |
| <div class="line"><a name="l01536"></a><span class="lineno"> 1536</span>  <span class="keywordflow">if</span> (result) {</div> |
| <div class="line"><a name="l01537"></a><span class="lineno"> 1537</span>  <a class="code" href="namespaceprocess_1_1internal.html#a7ab45b8fc1010b947a370e51b463e82f">internal::run</a>(data->onReadyCallbacks, data->result.get());</div> |
| <div class="line"><a name="l01538"></a><span class="lineno"> 1538</span>  <a class="code" href="namespaceprocess_1_1internal.html#a7ab45b8fc1010b947a370e51b463e82f">internal::run</a>(data->onAnyCallbacks, *<span class="keyword">this</span>);</div> |
| <div class="line"><a name="l01539"></a><span class="lineno"> 1539</span> </div> |
| <div class="line"><a name="l01540"></a><span class="lineno"> 1540</span>  data->clearAllCallbacks();</div> |
| <div class="line"><a name="l01541"></a><span class="lineno"> 1541</span>  }</div> |
| <div class="line"><a name="l01542"></a><span class="lineno"> 1542</span> </div> |
| <div class="line"><a name="l01543"></a><span class="lineno"> 1543</span>  <span class="keywordflow">return</span> result;</div> |
| <div class="line"><a name="l01544"></a><span class="lineno"> 1544</span> }</div> |
| <div class="line"><a name="l01545"></a><span class="lineno"> 1545</span> </div> |
| <div class="line"><a name="l01546"></a><span class="lineno"> 1546</span> </div> |
| <div class="line"><a name="l01547"></a><span class="lineno"> 1547</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01548"></a><span class="lineno"> 1548</span> <span class="keywordtype">bool</span> Future<T>::fail(<span class="keyword">const</span> std::string& _message)</div> |
| <div class="line"><a name="l01549"></a><span class="lineno"> 1549</span> {</div> |
| <div class="line"><a name="l01550"></a><span class="lineno"> 1550</span>  <span class="keywordtype">bool</span> result = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l01551"></a><span class="lineno"> 1551</span> </div> |
| <div class="line"><a name="l01552"></a><span class="lineno"> 1552</span>  <span class="keyword">synchronized</span> (data->lock) {</div> |
| <div class="line"><a name="l01553"></a><span class="lineno"> 1553</span>  <span class="keywordflow">if</span> (data->state == PENDING) {</div> |
| <div class="line"><a name="l01554"></a><span class="lineno"> 1554</span>  data->result = <a class="code" href="classResult.html">Result<T></a>(<a class="code" href="classError.html">Error</a>(_message));</div> |
| <div class="line"><a name="l01555"></a><span class="lineno"> 1555</span>  data->state = FAILED;</div> |
| <div class="line"><a name="l01556"></a><span class="lineno"> 1556</span>  result = <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l01557"></a><span class="lineno"> 1557</span>  }</div> |
| <div class="line"><a name="l01558"></a><span class="lineno"> 1558</span>  }</div> |
| <div class="line"><a name="l01559"></a><span class="lineno"> 1559</span> </div> |
| <div class="line"><a name="l01560"></a><span class="lineno"> 1560</span>  <span class="comment">// Invoke all callbacks associated with this future being FAILED. We</span></div> |
| <div class="line"><a name="l01561"></a><span class="lineno"> 1561</span>  <span class="comment">// don't need a lock because the state is now in FAILED so there</span></div> |
| <div class="line"><a name="l01562"></a><span class="lineno"> 1562</span>  <span class="comment">// should not be any concurrent modifications.</span></div> |
| <div class="line"><a name="l01563"></a><span class="lineno"> 1563</span>  <span class="keywordflow">if</span> (result) {</div> |
| <div class="line"><a name="l01564"></a><span class="lineno"> 1564</span>  <a class="code" href="namespaceprocess_1_1internal.html#a7ab45b8fc1010b947a370e51b463e82f">internal::run</a>(data->onFailedCallbacks, data->result.error());</div> |
| <div class="line"><a name="l01565"></a><span class="lineno"> 1565</span>  <a class="code" href="namespaceprocess_1_1internal.html#a7ab45b8fc1010b947a370e51b463e82f">internal::run</a>(data->onAnyCallbacks, *<span class="keyword">this</span>);</div> |
| <div class="line"><a name="l01566"></a><span class="lineno"> 1566</span> </div> |
| <div class="line"><a name="l01567"></a><span class="lineno"> 1567</span>  data->clearAllCallbacks();</div> |
| <div class="line"><a name="l01568"></a><span class="lineno"> 1568</span>  }</div> |
| <div class="line"><a name="l01569"></a><span class="lineno"> 1569</span> </div> |
| <div class="line"><a name="l01570"></a><span class="lineno"> 1570</span>  <span class="keywordflow">return</span> result;</div> |
| <div class="line"><a name="l01571"></a><span class="lineno"> 1571</span> }</div> |
| <div class="line"><a name="l01572"></a><span class="lineno"> 1572</span> </div> |
| <div class="line"><a name="l01573"></a><span class="lineno"> 1573</span> </div> |
| <div class="line"><a name="l01574"></a><span class="lineno"> 1574</span> <span class="comment">// Helper for setting a set of Promises.</span></div> |
| <div class="line"><a name="l01575"></a><span class="lineno"> 1575</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01576"></a><span class="lineno"><a class="line" href="namespaceprocess.html#ac263ad6d2909a96a948ee94594013847"> 1576</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess.html#ac263ad6d2909a96a948ee94594013847">setPromises</a>(<a class="code" href="namespacerouting_1_1link_1_1internal.html#abfdfc99e016fe858117fa1767cef2be0">std::set</a><<a class="code" href="classprocess_1_1Promise.html">Promise<T></a>*>* promises, <span class="keyword">const</span> T& t)</div> |
| <div class="line"><a name="l01577"></a><span class="lineno"> 1577</span> {</div> |
| <div class="line"><a name="l01578"></a><span class="lineno"> 1578</span>  <span class="keywordflow">foreach</span> (<a class="code" href="classprocess_1_1Promise.html">Promise<T></a>* <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>, *promises) {</div> |
| <div class="line"><a name="l01579"></a><span class="lineno"> 1579</span>  promise->set(t);</div> |
| <div class="line"><a name="l01580"></a><span class="lineno"> 1580</span>  <span class="keyword">delete</span> <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>;</div> |
| <div class="line"><a name="l01581"></a><span class="lineno"> 1581</span>  }</div> |
| <div class="line"><a name="l01582"></a><span class="lineno"> 1582</span>  promises->clear();</div> |
| <div class="line"><a name="l01583"></a><span class="lineno"> 1583</span> }</div> |
| <div class="line"><a name="l01584"></a><span class="lineno"> 1584</span> </div> |
| <div class="line"><a name="l01585"></a><span class="lineno"> 1585</span> </div> |
| <div class="line"><a name="l01586"></a><span class="lineno"> 1586</span> <span class="comment">// Helper for failing a set of Promises.</span></div> |
| <div class="line"><a name="l01587"></a><span class="lineno"> 1587</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01588"></a><span class="lineno"><a class="line" href="namespaceprocess.html#a47aeae3952eb3e90da58eca3375b2142"> 1588</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess.html#a47aeae3952eb3e90da58eca3375b2142">failPromises</a>(<a class="code" href="namespacerouting_1_1link_1_1internal.html#abfdfc99e016fe858117fa1767cef2be0">std::set</a><<a class="code" href="classprocess_1_1Promise.html">Promise<T></a>*>* promises, <span class="keyword">const</span> std::string& failure)</div> |
| <div class="line"><a name="l01589"></a><span class="lineno"> 1589</span> {</div> |
| <div class="line"><a name="l01590"></a><span class="lineno"> 1590</span>  <span class="keywordflow">foreach</span> (<a class="code" href="classprocess_1_1Promise.html">Promise<T></a>* <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>, *promises) {</div> |
| <div class="line"><a name="l01591"></a><span class="lineno"> 1591</span>  promise->fail(failure);</div> |
| <div class="line"><a name="l01592"></a><span class="lineno"> 1592</span>  <span class="keyword">delete</span> <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>;</div> |
| <div class="line"><a name="l01593"></a><span class="lineno"> 1593</span>  }</div> |
| <div class="line"><a name="l01594"></a><span class="lineno"> 1594</span>  promises->clear();</div> |
| <div class="line"><a name="l01595"></a><span class="lineno"> 1595</span> }</div> |
| <div class="line"><a name="l01596"></a><span class="lineno"> 1596</span> </div> |
| <div class="line"><a name="l01597"></a><span class="lineno"> 1597</span> </div> |
| <div class="line"><a name="l01598"></a><span class="lineno"> 1598</span> <span class="comment">// Helper for discarding a set of Promises.</span></div> |
| <div class="line"><a name="l01599"></a><span class="lineno"> 1599</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01600"></a><span class="lineno"><a class="line" href="namespaceprocess.html#afe0ad6b5dde08973b75bb8b6eb3a92fc"> 1600</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess.html#afe0ad6b5dde08973b75bb8b6eb3a92fc">discardPromises</a>(<a class="code" href="namespacerouting_1_1link_1_1internal.html#abfdfc99e016fe858117fa1767cef2be0">std::set</a><<a class="code" href="classprocess_1_1Promise.html">Promise<T></a>*>* promises)</div> |
| <div class="line"><a name="l01601"></a><span class="lineno"> 1601</span> {</div> |
| <div class="line"><a name="l01602"></a><span class="lineno"> 1602</span>  <span class="keywordflow">foreach</span> (<a class="code" href="classprocess_1_1Promise.html">Promise<T></a>* <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>, *promises) {</div> |
| <div class="line"><a name="l01603"></a><span class="lineno"> 1603</span>  promise->discard();</div> |
| <div class="line"><a name="l01604"></a><span class="lineno"> 1604</span>  <span class="keyword">delete</span> <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>;</div> |
| <div class="line"><a name="l01605"></a><span class="lineno"> 1605</span>  }</div> |
| <div class="line"><a name="l01606"></a><span class="lineno"> 1606</span>  promises->clear();</div> |
| <div class="line"><a name="l01607"></a><span class="lineno"> 1607</span> }</div> |
| <div class="line"><a name="l01608"></a><span class="lineno"> 1608</span> </div> |
| <div class="line"><a name="l01609"></a><span class="lineno"> 1609</span> </div> |
| <div class="line"><a name="l01610"></a><span class="lineno"> 1610</span> <span class="comment">// Helper for discarding an individual promise in the set.</span></div> |
| <div class="line"><a name="l01611"></a><span class="lineno"> 1611</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div> |
| <div class="line"><a name="l01612"></a><span class="lineno"><a class="line" href="namespaceprocess.html#afb9858d1610b80846d170d49b5abd03a"> 1612</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceprocess.html#afe0ad6b5dde08973b75bb8b6eb3a92fc">discardPromises</a>(<a class="code" href="namespacerouting_1_1link_1_1internal.html#abfdfc99e016fe858117fa1767cef2be0">std::set</a><<a class="code" href="classprocess_1_1Promise.html">Promise<T></a>*>* promises, <span class="keyword">const</span> <a class="code" href="classprocess_1_1Future.html">Future<T></a>& future)</div> |
| <div class="line"><a name="l01613"></a><span class="lineno"> 1613</span> {</div> |
| <div class="line"><a name="l01614"></a><span class="lineno"> 1614</span>  <span class="keywordflow">foreach</span> (<a class="code" href="classprocess_1_1Promise.html">Promise<T></a>* <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>, *promises) {</div> |
| <div class="line"><a name="l01615"></a><span class="lineno"> 1615</span>  <span class="keywordflow">if</span> (promise->future() == future) {</div> |
| <div class="line"><a name="l01616"></a><span class="lineno"> 1616</span>  promise->discard();</div> |
| <div class="line"><a name="l01617"></a><span class="lineno"> 1617</span>  promises->erase(promise);</div> |
| <div class="line"><a name="l01618"></a><span class="lineno"> 1618</span>  <span class="keyword">delete</span> <a class="code" href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">promise</a>;</div> |
| <div class="line"><a name="l01619"></a><span class="lineno"> 1619</span>  <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l01620"></a><span class="lineno"> 1620</span>  }</div> |
| <div class="line"><a name="l01621"></a><span class="lineno"> 1621</span>  }</div> |
| <div class="line"><a name="l01622"></a><span class="lineno"> 1622</span> }</div> |
| <div class="line"><a name="l01623"></a><span class="lineno"> 1623</span> </div> |
| <div class="line"><a name="l01624"></a><span class="lineno"> 1624</span> } <span class="comment">// namespace process {</span></div> |
| <div class="line"><a name="l01625"></a><span class="lineno"> 1625</span> </div> |
| <div class="line"><a name="l01626"></a><span class="lineno"> 1626</span> <span class="preprocessor">#endif // __PROCESS_FUTURE_HPP__</span></div> |
| <div class="ttc" id="namespaceprocess_1_1internal_html_ae0eecf64520fb955719d8edce806cc9b"><div class="ttname"><a href="namespaceprocess_1_1internal.html#ae0eecf64520fb955719d8edce806cc9b">process::internal::select</a></div><div class="ttdeci">void select(const Future< T > &future, std::shared_ptr< Promise< Future< T >>> promise)</div><div class="ttdef"><b>Definition:</b> future.hpp:820</div></div> |
| <div class="ttc" id="synchronized_8hpp_html"><div class="ttname"><a href="synchronized_8hpp.html">synchronized.hpp</a></div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_a68f241961e700d0cecf982d9cc0043d7"><div class="ttname"><a href="classprocess_1_1Future.html#a68f241961e700d0cecf982d9cc0043d7">process::Future::isReady</a></div><div class="ttdeci">bool isReady() const </div><div class="ttdef"><b>Definition:</b> future.hpp:1067</div></div> |
| <div class="ttc" id="classprocess_1_1WeakFuture_html_abc498bf35827627ae815540181e073a9"><div class="ttname"><a href="classprocess_1_1WeakFuture.html#abc498bf35827627ae815540181e073a9">process::WeakFuture::WeakFuture</a></div><div class="ttdeci">WeakFuture(const Future< T > &future)</div><div class="ttdef"><b>Definition:</b> future.hpp:527</div></div> |
| <div class="ttc" id="namespaceos_html_aa9ac22b4028f187826a9861373006abf"><div class="ttname"><a href="namespaceos.html#aa9ac22b4028f187826a9861373006abf">os::strerror</a></div><div class="ttdeci">std::string strerror(int errno_)</div><div class="ttdoc">A thread-safe version of strerror. </div><div class="ttdef"><b>Definition:</b> strerror.hpp:30</div></div> |
| <div class="ttc" id="namespaceprocess_1_1internal_html_a86c36ee36d231da3645dc12571f1d25a"><div class="ttname"><a href="namespaceprocess_1_1internal.html#a86c36ee36d231da3645dc12571f1d25a">process::internal::repair</a></div><div class="ttdeci">void repair(const lambda::function< Future< T >(const Future< T > &)> &f, const std::shared_ptr< Promise< T >> &promise, const Future< T > &future)</div><div class="ttdef"><b>Definition:</b> future.hpp:1329</div></div> |
| <div class="ttc" id="classError_html"><div class="ttname"><a href="classError.html">Error</a></div><div class="ttdef"><b>Definition:</b> errorbase.hpp:35</div></div> |
| <div class="ttc" id="classOption_html"><div class="ttname"><a href="classOption.html">Option</a></div><div class="ttdef"><b>Definition:</b> option.hpp:24</div></div> |
| <div class="ttc" id="abort_8hpp_html_a4d84a74fe6e4f84bc3d2f901b9e89f93"><div class="ttname"><a href="abort_8hpp.html#a4d84a74fe6e4f84bc3d2f901b9e89f93">ABORT</a></div><div class="ttdeci">#define ABORT(...)</div><div class="ttdef"><b>Definition:</b> abort.hpp:40</div></div> |
| <div class="ttc" id="namespaceprocess_html_a62d5333e8ec1817c249cf83e15d568b4"><div class="ttname"><a href="namespaceprocess.html#a62d5333e8ec1817c249cf83e15d568b4">process::f</a></div><div class="ttdeci">F && f</div><div class="ttdef"><b>Definition:</b> defer.hpp:239</div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_a79919e2b8fded40f30f720c521c98ded"><div class="ttname"><a href="classprocess_1_1Future.html#a79919e2b8fded40f30f720c521c98ded">process::Future::onAny</a></div><div class="ttdeci">const Future< T > & onAny(F &&f) const </div><div class="ttdef"><b>Definition:</b> future.hpp:328</div></div> |
| <div class="ttc" id="namespaceprocess_1_1internal_html_a7ab45b8fc1010b947a370e51b463e82f"><div class="ttname"><a href="namespaceprocess_1_1internal.html#a7ab45b8fc1010b947a370e51b463e82f">process::internal::run</a></div><div class="ttdeci">void run(const std::vector< C > &callbacks, Arguments &&...arguments)</div><div class="ttdef"><b>Definition:</b> future.hpp:499</div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_aa78977d3b585a5f5ccd682c1e9e2ddc4"><div class="ttname"><a href="classprocess_1_1Future.html#aa78977d3b585a5f5ccd682c1e9e2ddc4">process::Future::get</a></div><div class="ttdeci">const T & get() const </div><div class="ttdef"><b>Definition:</b> future.hpp:1139</div></div> |
| <div class="ttc" id="classprocess_1_1Promise_html_a989b8dfa7eb2633de3f0f25ac2b87943"><div class="ttname"><a href="classprocess_1_1Promise.html#a989b8dfa7eb2633de3f0f25ac2b87943">process::Promise::set</a></div><div class="ttdeci">bool set(const T &_t)</div><div class="ttdef"><b>Definition:</b> future.hpp:697</div></div> |
| <div class="ttc" id="structprocess_1_1internal_1_1unwrap_html_a42055ebfe5f79c5139c8811f9866cce9"><div class="ttname"><a href="structprocess_1_1internal_1_1unwrap.html#a42055ebfe5f79c5139c8811f9866cce9">process::internal::unwrap::type</a></div><div class="ttdeci">T type</div><div class="ttdef"><b>Definition:</b> future.hpp:808</div></div> |
| <div class="ttc" id="structprocess_1_1Failure_html_a8c4300d075059c3cc5b2ee745f44954b"><div class="ttname"><a href="structprocess_1_1Failure.html#a8c4300d075059c3cc5b2ee745f44954b">process::Failure::Failure</a></div><div class="ttdeci">Failure(const std::string &_message)</div><div class="ttdef"><b>Definition:</b> future.hpp:548</div></div> |
| <div class="ttc" id="namespaceos_1_1signals_html_a712c95e437c6ae6caa6fbc6dcce30f26"><div class="ttname"><a href="namespaceos_1_1signals.html#a712c95e437c6ae6caa6fbc6dcce30f26">os::signals::pending</a></div><div class="ttdeci">bool pending(int signal)</div><div class="ttdef"><b>Definition:</b> signals.hpp:50</div></div> |
| <div class="ttc" id="classTry_html"><div class="ttname"><a href="classTry.html">Try</a></div><div class="ttdef"><b>Definition:</b> try.hpp:34</div></div> |
| <div class="ttc" id="structprocess_1_1internal_1_1wrap_html_a235941a2b9b15b4a2290e772817d2098"><div class="ttname"><a href="structprocess_1_1internal_1_1wrap.html#a235941a2b9b15b4a2290e772817d2098">process::internal::wrap::type</a></div><div class="ttdeci">Future< T > type</div><div class="ttdef"><b>Definition:</b> future.hpp:794</div></div> |
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| <div class="ttc" id="structprocess_1_1Failure_html"><div class="ttname"><a href="structprocess_1_1Failure.html">process::Failure</a></div><div class="ttdef"><b>Definition:</b> future.hpp:546</div></div> |
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| <div class="ttc" id="classprocess_1_1Future_html_a3630c865b86819b18907a8f60c948add"><div class="ttname"><a href="classprocess_1_1Future.html#a3630c865b86819b18907a8f60c948add">process::Future::onDiscarded</a></div><div class="ttdeci">const Future< T > & onDiscarded(F &&f) const </div><div class="ttdef"><b>Definition:</b> future.hpp:319</div></div> |
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| <div class="ttc" id="classprocess_1_1Clock_html_a2bcf2efa0cc2e33c2ed5ac65dd90da0a"><div class="ttname"><a href="classprocess_1_1Clock.html#a2bcf2efa0cc2e33c2ed5ac65dd90da0a">process::Clock::cancel</a></div><div class="ttdeci">static bool cancel(const Timer &timer)</div></div> |
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| <div class="ttc" id="classprocess_1_1Future_html_a7f793e67f309787ba34f3ed29652599c"><div class="ttname"><a href="classprocess_1_1Future.html#a7f793e67f309787ba34f3ed29652599c">process::Future::DiscardCallback</a></div><div class="ttdeci">lambda::function< void()> DiscardCallback</div><div class="ttdef"><b>Definition:</b> future.hpp:158</div></div> |
| <div class="ttc" id="structprocess_1_1internal_1_1unwrap_3_01Future_3_01X_01_4_01_4_html_a14a1ae87a7669ca60aad0624d1e58bff"><div class="ttname"><a href="structprocess_1_1internal_1_1unwrap_3_01Future_3_01X_01_4_01_4.html#a14a1ae87a7669ca60aad0624d1e58bff">process::internal::unwrap< Future< X > >::type</a></div><div class="ttdeci">X type</div><div class="ttdef"><b>Definition:</b> future.hpp:815</div></div> |
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| <div class="ttc" id="classprocess_1_1Future_html_a3ff2c35ef526a030a7ea6d0c4ca79945"><div class="ttname"><a href="classprocess_1_1Future.html#a3ff2c35ef526a030a7ea6d0c4ca79945">process::Future::onFailed</a></div><div class="ttdeci">const Future< T > & onFailed(FailedCallback &&callback) const </div><div class="ttdef"><b>Definition:</b> future.hpp:1221</div></div> |
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| <div class="ttc" id="classprocess_1_1Future_html_a8c5395e292096cc9e91047ab6958564a"><div class="ttname"><a href="classprocess_1_1Future.html#a8c5395e292096cc9e91047ab6958564a">process::Future::onFailed</a></div><div class="ttdeci">const Future< T > & onFailed(F &&f) const </div><div class="ttdef"><b>Definition:</b> future.hpp:313</div></div> |
| <div class="ttc" id="stout_2include_2stout_2check_8hpp_html_a7d338bde94559d47319226f4ccbc0bda"><div class="ttname"><a href="stout_2include_2stout_2check_8hpp.html#a7d338bde94559d47319226f4ccbc0bda">CHECK_ERROR</a></div><div class="ttdeci">#define CHECK_ERROR(expression)</div><div class="ttdef"><b>Definition:</b> check.hpp:52</div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_a1e09668bb029e2e3cc3a2d9cf1075812"><div class="ttname"><a href="classprocess_1_1Future.html#a1e09668bb029e2e3cc3a2d9cf1075812">process::Future::operator!=</a></div><div class="ttdeci">bool operator!=(const Future< T > &that) const </div><div class="ttdef"><b>Definition:</b> future.hpp:1011</div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_a4012f3faa6191fc13874dca62c14ced0"><div class="ttname"><a href="classprocess_1_1Future.html#a4012f3faa6191fc13874dca62c14ced0">process::Future::discard</a></div><div class="ttdeci">bool discard()</div><div class="ttdef"><b>Definition:</b> future.hpp:1025</div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_a5d4894dd3a963b8011898cac76d5bf9b"><div class="ttname"><a href="classprocess_1_1Future.html#a5d4894dd3a963b8011898cac76d5bf9b">process::Future::then</a></div><div class="ttdeci">Future< X > then(const lambda::function< X()> &f) const </div><div class="ttdef"><b>Definition:</b> future.hpp:349</div></div> |
| <div class="ttc" id="namespaceprocess_1_1internal_html_ae5b0c4b2bd16f5cd8f2041c46503eed5"><div class="ttname"><a href="namespaceprocess_1_1internal.html#ae5b0c4b2bd16f5cd8f2041c46503eed5">process::internal::thenf</a></div><div class="ttdeci">void thenf(const lambda::function< Future< X >(const T &)> &f, const std::shared_ptr< Promise< X >> &promise, const Future< T > &future)</div><div class="ttdef"><b>Definition:</b> future.hpp:1291</div></div> |
| <div class="ttc" id="namespaceprocess_html_a47aeae3952eb3e90da58eca3375b2142"><div class="ttname"><a href="namespaceprocess.html#a47aeae3952eb3e90da58eca3375b2142">process::failPromises</a></div><div class="ttdeci">void failPromises(std::set< Promise< T > * > *promises, const std::string &failure)</div><div class="ttdef"><b>Definition:</b> future.hpp:1588</div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_a32e4b21c80168bb3f809da93b669b98f"><div class="ttname"><a href="classprocess_1_1Future.html#a32e4b21c80168bb3f809da93b669b98f">process::Future::operator=</a></div><div class="ttdeci">Future< T > & operator=(const Future< T > &that)</div><div class="ttdef"><b>Definition:</b> future.hpp:994</div></div> |
| <div class="ttc" id="result_8hpp_html"><div class="ttname"><a href="result_8hpp.html">result.hpp</a></div></div> |
| <div class="ttc" id="namespaceprocess_1_1internal_html_ac8039d54d4112dd09a7c1edc644e8572"><div class="ttname"><a href="namespaceprocess_1_1internal.html#ac8039d54d4112dd09a7c1edc644e8572">process::internal::then</a></div><div class="ttdeci">void then(const lambda::function< X(const T &)> &f, const std::shared_ptr< Promise< X >> &promise, const Future< T > &future)</div><div class="ttdef"><b>Definition:</b> future.hpp:1310</div></div> |
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| <div class="ttc" id="classResult_html"><div class="ttname"><a href="classResult.html">Result</a></div><div class="ttdef"><b>Definition:</b> result.hpp:40</div></div> |
| <div class="ttc" id="stout_2include_2stout_2check_8hpp_html"><div class="ttname"><a href="stout_2include_2stout_2check_8hpp.html">check.hpp</a></div></div> |
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| <div class="ttc" id="structprocess_1_1internal_1_1unwrap_html"><div class="ttname"><a href="structprocess_1_1internal_1_1unwrap.html">process::internal::unwrap</a></div><div class="ttdef"><b>Definition:</b> future.hpp:65</div></div> |
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| <div class="ttc" id="classOption_html_a4e3bf8416d95246f43c91f1b5c309323"><div class="ttname"><a href="classOption.html#a4e3bf8416d95246f43c91f1b5c309323">Option::isSome</a></div><div class="ttdeci">bool isSome() const </div><div class="ttdef"><b>Definition:</b> option.hpp:108</div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_ad4dabb526ca4f366ac1fb06192a40d0f"><div class="ttname"><a href="classprocess_1_1Future.html#ad4dabb526ca4f366ac1fb06192a40d0f">process::Future::operator==</a></div><div class="ttdeci">bool operator==(const Future< T > &that) const </div><div class="ttdef"><b>Definition:</b> future.hpp:1004</div></div> |
| <div class="ttc" id="namespacerouting_1_1link_1_1internal_html_abfdfc99e016fe858117fa1767cef2be0"><div class="ttname"><a href="namespacerouting_1_1link_1_1internal.html#abfdfc99e016fe858117fa1767cef2be0">routing::link::internal::set</a></div><div class="ttdeci">Try< bool > set(const std::string &_link, unsigned int flags)</div><div class="ttdef"><b>Definition:</b> internal.hpp:125</div></div> |
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| <div class="ttc" id="structprocess_1_1internal_1_1wrap_html"><div class="ttname"><a href="structprocess_1_1internal_1_1wrap.html">process::internal::wrap</a></div><div class="ttdef"><b>Definition:</b> future.hpp:62</div></div> |
| <div class="ttc" id="namespaceprocess_1_1internal_html_a32ad66a962e66174403a6ca66a690a25"><div class="ttname"><a href="namespaceprocess_1_1internal.html#a32ad66a962e66174403a6ca66a690a25">process::internal::after</a></div><div class="ttdeci">void after(const std::shared_ptr< Latch > &latch, const std::shared_ptr< Promise< T >> &promise, const std::shared_ptr< Option< Timer >> &timer, const Future< T > &future)</div><div class="ttdef"><b>Definition:</b> future.hpp:1371</div></div> |
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| <div class="ttc" id="stout_2include_2stout_2check_8hpp_html_aee320e7c6e107071f4b85d4cc135a265"><div class="ttname"><a href="stout_2include_2stout_2check_8hpp.html#aee320e7c6e107071f4b85d4cc135a265">CHECK_SOME</a></div><div class="ttdeci">#define CHECK_SOME(expression)</div><div class="ttdef"><b>Definition:</b> check.hpp:44</div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_abc89036db733a417b7b383b091efaf3c"><div class="ttname"><a href="classprocess_1_1Future.html#abc89036db733a417b7b383b091efaf3c">process::Future::isDiscarded</a></div><div class="ttdeci">bool isDiscarded() const </div><div class="ttdef"><b>Definition:</b> future.hpp:1074</div></div> |
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| <div class="ttc" id="namespaceprocess_html_afe0ad6b5dde08973b75bb8b6eb3a92fc"><div class="ttname"><a href="namespaceprocess.html#afe0ad6b5dde08973b75bb8b6eb3a92fc">process::discardPromises</a></div><div class="ttdeci">void discardPromises(std::set< Promise< T > * > *promises)</div><div class="ttdef"><b>Definition:</b> future.hpp:1600</div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_a066172ff3324966119049bb9feac95ac"><div class="ttname"><a href="classprocess_1_1Future.html#a066172ff3324966119049bb9feac95ac">process::Future::onDiscarded</a></div><div class="ttdeci">const Future< T > & onDiscarded(DiscardedCallback &&callback) const </div><div class="ttdef"><b>Definition:</b> future.hpp:1243</div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_a8af6d072946de82f639c488872ab4db8"><div class="ttname"><a href="classprocess_1_1Future.html#a8af6d072946de82f639c488872ab4db8">process::Future::onFailed</a></div><div class="ttdeci">const Future< T > & onFailed(_Deferred< F > &&deferred) const </div><div class="ttdef"><b>Definition:</b> future.hpp:188</div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_aeea5927a465c7b6e7f0f8b91f1e65461"><div class="ttname"><a href="classprocess_1_1Future.html#aeea5927a465c7b6e7f0f8b91f1e65461">process::Future::onDiscard</a></div><div class="ttdeci">const Future< T > & onDiscard(_Deferred< F > &&deferred) const </div><div class="ttdef"><b>Definition:</b> future.hpp:176</div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_ae90544e9db7a6648cee806c821601ee5"><div class="ttname"><a href="classprocess_1_1Future.html#ae90544e9db7a6648cee806c821601ee5">process::Future::DiscardedCallback</a></div><div class="ttdeci">lambda::function< void()> DiscardedCallback</div><div class="ttdef"><b>Definition:</b> future.hpp:161</div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_a71bde220aed3c725cef2040f63adf42a"><div class="ttname"><a href="classprocess_1_1Future.html#a71bde220aed3c725cef2040f63adf42a">process::Future::onAny</a></div><div class="ttdeci">const Future< T > & onAny(AnyCallback &&callback) const </div><div class="ttdef"><b>Definition:</b> future.hpp:1265</div></div> |
| <div class="ttc" id="structprocess_1_1__Deferred_html"><div class="ttname"><a href="structprocess_1_1__Deferred.html">process::_Deferred</a></div><div class="ttdef"><b>Definition:</b> deferred.hpp:64</div></div> |
| <div class="ttc" id="classSeconds_html"><div class="ttname"><a href="classSeconds.html">Seconds</a></div><div class="ttdef"><b>Definition:</b> duration.hpp:243</div></div> |
| <div class="ttc" id="classprocess_1_1Promise_html_aa70c825f2b107eac5f393db03d2dd6ec"><div class="ttname"><a href="classprocess_1_1Promise.html#aa70c825f2b107eac5f393db03d2dd6ec">process::Promise::associate</a></div><div class="ttdeci">bool associate(const Future< T > &future)</div><div class="ttdef"><b>Definition:</b> future.hpp:722</div></div> |
| <div class="ttc" id="namespaceprocess_1_1internal_html_a58d2ee086b173d21a4fc0550f843dd2e"><div class="ttname"><a href="namespaceprocess_1_1internal.html#a58d2ee086b173d21a4fc0550f843dd2e">process::internal::discard</a></div><div class="ttdeci">void discard(WeakFuture< T > reference)</div><div class="ttdef"><b>Definition:</b> future.hpp:633</div></div> |
| <div class="ttc" id="namespaceprocess_html_ac2bef42241b51b0715b826d950e22d6a"><div class="ttname"><a href="namespaceprocess.html#ac2bef42241b51b0715b826d950e22d6a">process::select</a></div><div class="ttdeci">Future< Future< T > > select(const std::set< Future< T >> &futures)</div><div class="ttdef"><b>Definition:</b> future.hpp:842</div></div> |
| <div class="ttc" id="classprocess_1_1Promise_html"><div class="ttname"><a href="classprocess_1_1Promise.html">process::Promise</a></div><div class="ttdef"><b>Definition:</b> future.hpp:72</div></div> |
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| <div class="ttc" id="classprocess_1_1Future_html_ad002735b3459454f81f77bc9604903ba"><div class="ttname"><a href="classprocess_1_1Future.html#ad002735b3459454f81f77bc9604903ba">process::Future::onReady</a></div><div class="ttdeci">const Future< T > & onReady(F &&f) const </div><div class="ttdef"><b>Definition:</b> future.hpp:307</div></div> |
| <div class="ttc" id="classTry_html_a6543d7d5db4f298bcd673bf3cd509acc"><div class="ttname"><a href="classTry.html#a6543d7d5db4f298bcd673bf3cd509acc">Try::isSome</a></div><div class="ttdeci">bool isSome() const </div><div class="ttdef"><b>Definition:</b> try.hpp:70</div></div> |
| <div class="ttc" id="structprocess_1_1Failure_html_aa1aa7664c7f91fe3dc3909c5e60d768b"><div class="ttname"><a href="structprocess_1_1Failure.html#aa1aa7664c7f91fe3dc3909c5e60d768b">process::Failure::Failure</a></div><div class="ttdeci">Failure(const Error &error)</div><div class="ttdef"><b>Definition:</b> future.hpp:549</div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_a907cb66509cf2e07bff8cf919507f745"><div class="ttname"><a href="classprocess_1_1Future.html#a907cb66509cf2e07bff8cf919507f745">process::Future::onDiscard</a></div><div class="ttdeci">const Future< T > & onDiscard(F &&f) const </div><div class="ttdef"><b>Definition:</b> future.hpp:298</div></div> |
| <div class="ttc" id="structprocess_1_1ErrnoFailure_html"><div class="ttname"><a href="structprocess_1_1ErrnoFailure.html">process::ErrnoFailure</a></div><div class="ttdef"><b>Definition:</b> future.hpp:555</div></div> |
| <div class="ttc" id="classOption_html_a21358442c0fac1cc978a67a9a9089a79"><div class="ttname"><a href="classOption.html#a21358442c0fac1cc978a67a9a9089a79">Option::get</a></div><div class="ttdeci">const T & get() const &</div><div class="ttdef"><b>Definition:</b> option.hpp:111</div></div> |
| <div class="ttc" id="namespacemesos_1_1internal_1_1log_1_1protocol_html_a3b1f8bd7b18c51af9d1f58842950b545"><div class="ttname"><a href="namespacemesos_1_1internal_1_1log_1_1protocol.html#a3b1f8bd7b18c51af9d1f58842950b545">mesos::internal::log::protocol::promise</a></div><div class="ttdeci">Protocol< PromiseRequest, PromiseResponse > promise</div></div> |
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| <div class="ttc" id="classprocess_1_1WeakFuture_html"><div class="ttname"><a href="classprocess_1_1WeakFuture.html">process::WeakFuture</a></div><div class="ttdef"><b>Definition:</b> future.hpp:77</div></div> |
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| <div class="ttc" id="namespaceos_html_ae19e4161a51b86a1f330f3bf1dc75389"><div class="ttname"><a href="namespaceos.html#ae19e4161a51b86a1f330f3bf1dc75389">os::process</a></div><div class="ttdeci">Result< Process > process(pid_t pid)</div><div class="ttdef"><b>Definition:</b> freebsd.hpp:30</div></div> |
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| <div class="ttc" id="structNone_html"><div class="ttname"><a href="structNone.html">None</a></div><div class="ttdef"><b>Definition:</b> none.hpp:27</div></div> |
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| <div class="ttc" id="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec_html_ae58e703656ab4a1bd5d9870441236727"><div class="ttname"><a href="namespacemesos_1_1internal_1_1slave_1_1cni_1_1spec.html#ae58e703656ab4a1bd5d9870441236727">mesos::internal::slave::cni::spec::error</a></div><div class="ttdeci">std::string error(const std::string &msg, uint32_t code)</div></div> |
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| <div class="ttc" id="classprocess_1_1Future_html_a6bba7bac2b511c021028ee59efefb1f5"><div class="ttname"><a href="classprocess_1_1Future.html#a6bba7bac2b511c021028ee59efefb1f5">process::Future::then</a></div><div class="ttdeci">auto then(F &&f) const -> decltype(this->then(std::forward< F >(f), Prefer()))</div><div class="ttdef"><b>Definition:</b> future.hpp:409</div></div> |
| <div class="ttc" id="namespaceprocess_1_1internal_html_ad4ba20deee8248987c92b18f1fa36fe8"><div class="ttname"><a href="namespaceprocess_1_1internal.html#ad4ba20deee8248987c92b18f1fa36fe8">process::internal::expired</a></div><div class="ttdeci">void expired(const lambda::function< Future< T >(const Future< T > &)> &f, const std::shared_ptr< Latch > &latch, const std::shared_ptr< Promise< T >> &promise, const std::shared_ptr< Option< Timer >> &timer, const Future< T > &future)</div><div class="ttdef"><b>Definition:</b> future.hpp:1344</div></div> |
| <div class="ttc" id="classprocess_1_1Promise_html_a8f50fcfd7ddb6dd39ec2cd468377cd5d"><div class="ttname"><a href="classprocess_1_1Promise.html#a8f50fcfd7ddb6dd39ec2cd468377cd5d">process::Promise::discard</a></div><div class="ttdeci">bool discard()</div><div class="ttdef"><b>Definition:</b> future.hpp:680</div></div> |
| <div class="ttc" id="namespacemesos_1_1internal_1_1fs_html_a2343e2642db514496ba8380776487fba"><div class="ttname"><a href="namespacemesos_1_1internal_1_1fs.html#a2343e2642db514496ba8380776487fba">mesos::internal::fs::type</a></div><div class="ttdeci">Try< uint32_t > type(const std::string &path)</div></div> |
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| <div class="ttc" id="classprocess_1_1Future_html_a909ddbe71773412fcb12de1f42513c89"><div class="ttname"><a href="classprocess_1_1Future.html#a909ddbe71773412fcb12de1f42513c89">process::Future::after</a></div><div class="ttdeci">Future< T > after(const Duration &duration, const lambda::function< Future< T >(const Future< T > &)> &f) const </div><div class="ttdef"><b>Definition:</b> future.hpp:1455</div></div> |
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| <div class="ttc" id="namespaceprocess_1_1network_html_ad067110a4b38cc83785a43f49bf6c8e2"><div class="ttname"><a href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">process::network::bind</a></div><div class="ttdeci">Try< Nothing > bind(int_fd s, const Address &address)</div><div class="ttdef"><b>Definition:</b> network.hpp:46</div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_ae649c56b07f44c05e4b7aa3620133ff9"><div class="ttname"><a href="classprocess_1_1Future.html#ae649c56b07f44c05e4b7aa3620133ff9">process::Future::failure</a></div><div class="ttdeci">const std::string & failure() const </div><div class="ttdef"><b>Definition:</b> future.hpp:1165</div></div> |
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| <div class="ttc" id="classTry_html_a7be0768038e0628632492edf6cc1515a"><div class="ttname"><a href="classTry.html#a7be0768038e0628632492edf6cc1515a">Try::get</a></div><div class="ttdeci">const T & get() const </div><div class="ttdef"><b>Definition:</b> try.hpp:73</div></div> |
| <div class="ttc" id="classprocess_1_1Promise_html_aa218de27008dceaab89f594b341614ca"><div class="ttname"><a href="classprocess_1_1Promise.html#aa218de27008dceaab89f594b341614ca">process::Promise::~Promise</a></div><div class="ttdeci">virtual ~Promise()</div><div class="ttdef"><b>Definition:</b> future.hpp:665</div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_a7d0523c18366c86e160021920e08e726"><div class="ttname"><a href="classprocess_1_1Future.html#a7d0523c18366c86e160021920e08e726">process::Future::FailedCallback</a></div><div class="ttdeci">lambda::function< void(const std::string &)> FailedCallback</div><div class="ttdef"><b>Definition:</b> future.hpp:160</div></div> |
| <div class="ttc" id="classprocess_1_1Future_html_a542d3524ad6d4ca7ec633e63e4beadeb"><div class="ttname"><a href="classprocess_1_1Future.html#a542d3524ad6d4ca7ec633e63e4beadeb">process::Future::ReadyCallback</a></div><div class="ttdeci">lambda::function< void(const T &)> ReadyCallback</div><div class="ttdef"><b>Definition:</b> future.hpp:159</div></div> |
| <div class="ttc" id="namespaceprocess_html_ac263ad6d2909a96a948ee94594013847"><div class="ttname"><a href="namespaceprocess.html#ac263ad6d2909a96a948ee94594013847">process::setPromises</a></div><div class="ttdeci">void setPromises(std::set< Promise< T > * > *promises, const T &t)</div><div class="ttdef"><b>Definition:</b> future.hpp:1576</div></div> |
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