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<div class="title">protobuf.hpp</div> </div>
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<a href="include_2mesos_2state_2protobuf_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>&#160;<span class="comment">// Licensed to the Apache Software Foundation (ASF) under one</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">// or more contributor license agreements. See the NOTICE file</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">// distributed with this work for additional information</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment">// regarding copyright ownership. The ASF licenses this file</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment">// to you under the Apache License, Version 2.0 (the</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment">// &quot;License&quot;); you may not use this file except in compliance</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment">// with the License. You may obtain a copy of the License at</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment">//</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment">// distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment">// See the License for the specific language governing permissions and</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment">// limitations under the License.</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;</div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="preprocessor">#ifndef __MESOS_STATE_PROTOBUF_HPP__</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define __MESOS_STATE_PROTOBUF_HPP__</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#include &lt;string&gt;</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;</div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="include_2mesos_2state_2state_8hpp.html">mesos/state/state.hpp</a>&gt;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="include_2mesos_2state_2storage_8hpp.html">mesos/state/storage.hpp</a>&gt;</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="future_8hpp.html">process/future.hpp</a>&gt;</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="lambda_8hpp.html">stout/lambda.hpp</a>&gt;</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="option_8hpp.html">stout/option.hpp</a>&gt;</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="3rdparty_2stout_2include_2stout_2protobuf_8hpp.html">stout/protobuf.hpp</a>&gt;</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="some_8hpp.html">stout/some.hpp</a>&gt;</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="try_8hpp.html">stout/try.hpp</a>&gt;</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="uuid_8hpp.html">stout/uuid.hpp</a>&gt;</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="keyword">namespace </span>mesos {</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;<span class="keyword">namespace </span>state {</div>
<div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="namespacemesos_1_1state_1_1protobuf.html"> 36</a></span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceJSON.html#a93c179a1a5bd4164169d47cb1803f2a6">protobuf</a> {</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="keyword">class </span><a class="code" href="classmesos_1_1state_1_1protobuf_1_1State.html">State</a>; <span class="comment">// Forward declaration.</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="classmesos_1_1state_1_1protobuf_1_1Variable.html"> 42</a></span>&#160;<span class="keyword">class </span><a class="code" href="classmesos_1_1state_1_1protobuf_1_1Variable.html">Variable</a></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;{</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="classmesos_1_1state_1_1protobuf_1_1Variable.html#a1a6d4df5f8bc3f213048635e2ab7a33f"> 45</a></span>&#160; T <span class="keyword">get</span>() <span class="keyword">const</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; {</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; <span class="keywordflow">return</span> t;</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; }</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;</div>
<div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="classmesos_1_1state_1_1protobuf_1_1Variable.html#a834ab16d971efe25bc6f0f2f3b0e8450"> 50</a></span>&#160; <a class="code" href="classmesos_1_1state_1_1protobuf_1_1Variable.html">Variable</a> <a class="code" href="classmesos_1_1state_1_1protobuf_1_1Variable.html#a834ab16d971efe25bc6f0f2f3b0e8450">mutate</a>(<span class="keyword">const</span> T&amp; t)<span class="keyword"> const</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;<span class="keyword"> </span>{</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; <a class="code" href="classmesos_1_1state_1_1protobuf_1_1Variable.html">Variable</a> variable(*<span class="keyword">this</span>);</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; variable.t = t;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; <span class="keywordflow">return</span> variable;</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; }</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="classmesos_1_1state_1_1protobuf_1_1Variable.html#a7edbf9e31116a21e4e18cd2dd004ae63"> 58</a></span>&#160; <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classmesos_1_1state_1_1protobuf_1_1State.html">State</a>; <span class="comment">// Creates and manages variables.</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; <a class="code" href="classmesos_1_1state_1_1protobuf_1_1Variable.html">Variable</a>(<span class="keyword">const</span> <a class="code" href="classmesos_1_1state_1_1Variable.html">mesos::state::Variable</a>&amp; _variable, <span class="keyword">const</span> T&amp; _t)</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; : variable(_variable), t(_t)</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; {}</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <a class="code" href="classmesos_1_1state_1_1Variable.html">mesos::state::Variable</a> variable; <span class="comment">// Not const to keep Variable assignable.</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; T t;</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;};</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;</div>
<div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="classmesos_1_1state_1_1protobuf_1_1State.html"> 69</a></span>&#160;<span class="keyword">class </span><a class="code" href="classmesos_1_1state_1_1protobuf_1_1State.html">State</a> : <span class="keyword">public</span> <a class="code" href="classmesos_1_1state_1_1State.html">mesos::state::State</a></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;{</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="classmesos_1_1state_1_1protobuf_1_1State.html#a084189a3f5965bda21eae68aa370f148"> 72</a></span>&#160; <span class="keyword">explicit</span> <a class="code" href="classmesos_1_1state_1_1protobuf_1_1State.html#a084189a3f5965bda21eae68aa370f148">State</a>(<a class="code" href="classmesos_1_1state_1_1Storage.html">mesos::state::Storage</a>* storage)</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; : mesos::state::<a class="code" href="classmesos_1_1state_1_1protobuf_1_1State.html">State</a>(storage) {}</div>
<div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="classmesos_1_1state_1_1protobuf_1_1State.html#a4fa1faa280c32e47ce6ea418ec73f5a3"> 74</a></span>&#160; <span class="keyword">virtual</span> <a class="code" href="classmesos_1_1state_1_1protobuf_1_1State.html#a4fa1faa280c32e47ce6ea418ec73f5a3">~State</a>() {}</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160; <span class="comment">// Returns a variable from the state, creating a new one if one</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160; <span class="comment">// previously did not exist (or an error if one occurs).</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <a class="code" href="classprocess_1_1Future.html">process::Future&lt;Variable&lt;T&gt;</a>&gt; <a class="code" href="classmesos_1_1state_1_1protobuf_1_1State.html#a4a866fd0f7c0eace8a0ac082f7e88361">fetch</a>(<span class="keyword">const</span> std::string&amp; <a class="code" href="namespaceos_1_1Shell.html#acfe16ef2b1146ad49a8651c0a457ce46">name</a>);</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160;</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <span class="comment">// Returns the variable specified if it was successfully stored in</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; <span class="comment">// the state, otherwise returns none if the version of the variable</span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; <span class="comment">// was no longer valid, or an error if one occurs.</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; <a class="code" href="classprocess_1_1Future.html">process::Future&lt;Option&lt;Variable&lt;T&gt;</a>&gt;&gt; <a class="code" href="classmesos_1_1state_1_1protobuf_1_1State.html#aa0f2a6a27575f74d1642399a25abd0ef">store</a>(<span class="keyword">const</span> <a class="code" href="classmesos_1_1state_1_1protobuf_1_1Variable.html">Variable&lt;T&gt;</a>&amp; variable);</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160;</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <span class="comment">// Expunges the variable from the state.</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <a class="code" href="classprocess_1_1Future.html">process::Future&lt;bool&gt;</a> <a class="code" href="classmesos_1_1state_1_1protobuf_1_1State.html#aae7a3989b79c7ac9b9109e0781e9d968">expunge</a>(<span class="keyword">const</span> <a class="code" href="classmesos_1_1state_1_1protobuf_1_1Variable.html">Variable&lt;T&gt;</a>&amp; variable);</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160;</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; <span class="comment">// Helpers to handle future results from fetch and swap. We make</span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <span class="comment">// these static members of State for friend access to Variable&#39;s</span></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; <span class="comment">// constructor.</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <span class="keyword">static</span> <a class="code" href="classprocess_1_1Future.html">process::Future&lt;Variable&lt;T&gt;</a>&gt; _fetch(</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <span class="keyword">const</span> <a class="code" href="classmesos_1_1state_1_1Variable.html">mesos::state::Variable</a>&amp; variable);</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160;</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; <span class="keyword">static</span> <a class="code" href="classprocess_1_1Future.html">process::Future&lt;Option&lt;Variable&lt;T&gt;</a>&gt;&gt; _store(</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; <span class="keyword">const</span> T&amp; t,</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; <span class="keyword">const</span> <a class="code" href="classOption.html">Option&lt;mesos::state::Variable&gt;</a>&amp; variable);</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160;};</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160;</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00107"></a><span class="lineno"><a class="line" href="classmesos_1_1state_1_1protobuf_1_1State.html#a4a866fd0f7c0eace8a0ac082f7e88361"> 107</a></span>&#160;<a class="code" href="classprocess_1_1Future.html">process::Future&lt;Variable&lt;T&gt;</a>&gt; <a class="code" href="classmesos_1_1state_1_1protobuf_1_1State.html#a4a866fd0f7c0eace8a0ac082f7e88361">State::fetch</a>(<span class="keyword">const</span> std::string&amp; <a class="code" href="namespaceos_1_1Shell.html#acfe16ef2b1146ad49a8651c0a457ce46">name</a>)</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;{</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classmesos_1_1state_1_1State.html#acd5a045c3daa593a574f6335f63eda9d">mesos::state::State::fetch</a>(name)</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; .then(<a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(&amp;State::template _fetch&lt;T&gt;, lambda::_1));</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160;}</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160;</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160;<a class="code" href="classprocess_1_1Future.html">process::Future&lt;Variable&lt;T&gt;</a>&gt; State::_fetch(</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; <span class="keyword">const</span> <a class="code" href="classmesos_1_1state_1_1Variable.html">mesos::state::Variable</a>&amp; variable)</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160;{</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; <a class="code" href="classTry.html">Try&lt;T&gt;</a> t = ::protobuf::deserialize&lt;T&gt;(variable.<a class="code" href="classmesos_1_1state_1_1Variable.html#ade8ed8f89ceb5e3ab004e2922a5b35fa">value</a>());</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; <span class="keywordflow">if</span> (t.<a class="code" href="classTry.html#a0b98f95163b8a38daafd1651b043a276">isError</a>()) {</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; <span class="keywordflow">return</span> <a class="code" href="structprocess_1_1Failure.html">process::Failure</a>(t.<a class="code" href="classTry.html#aec4a11ddd3c036e889d90b7eb6258ba7">error</a>());</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; }</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160;</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classmesos_1_1state_1_1Variable.html">Variable&lt;T&gt;</a>(variable, t.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>());</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160;}</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160;</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160;</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00128"></a><span class="lineno"><a class="line" href="classmesos_1_1state_1_1protobuf_1_1State.html#aa0f2a6a27575f74d1642399a25abd0ef"> 128</a></span>&#160;<a class="code" href="classprocess_1_1Future.html">process::Future&lt;Option&lt;Variable&lt;T&gt;</a>&gt;&gt; <a class="code" href="classmesos_1_1state_1_1protobuf_1_1State.html#aa0f2a6a27575f74d1642399a25abd0ef">State::store</a>(</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; <span class="keyword">const</span> <a class="code" href="classmesos_1_1state_1_1protobuf_1_1Variable.html">Variable&lt;T&gt;</a>&amp; variable)</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160;{</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <a class="code" href="classTry.html">Try&lt;std::string&gt;</a> value = <a class="code" href="namespacemesos_1_1internal.html#a9c1f91de8a8a389b357b81f7b51b0554">::protobuf::serialize</a>(variable.t);</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160;</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; <span class="keywordflow">if</span> (value.<a class="code" href="classTry.html#a0b98f95163b8a38daafd1651b043a276">isError</a>()) {</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <span class="keywordflow">return</span> <a class="code" href="structprocess_1_1Failure.html">process::Failure</a>(value.<a class="code" href="classTry.html#aec4a11ddd3c036e889d90b7eb6258ba7">error</a>());</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; }</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160;</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classmesos_1_1state_1_1State.html#aee80fd693c8c027bbdf05a3d887ffaf6">mesos::state::State::store</a>(variable.variable.<a class="code" href="classmesos_1_1state_1_1Variable.html#abb0a232f470a26e935076cc6dd8f114a">mutate</a>(value.<a class="code" href="classTry.html#a7be0768038e0628632492edf6cc1515a">get</a>()))</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; .then(<a class="code" href="namespaceprocess_1_1network.html#ad067110a4b38cc83785a43f49bf6c8e2">lambda::bind</a>(&amp;State::template _store&lt;T&gt;, variable.t, lambda::_1));</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160;}</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160;</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160;</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160;<a class="code" href="classprocess_1_1Future.html">process::Future&lt;Option&lt;Variable&lt;T&gt;</a>&gt;&gt; State::_store(</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; <span class="keyword">const</span> T&amp; t,</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; <span class="keyword">const</span> <a class="code" href="classOption.html">Option&lt;mesos::state::Variable&gt;</a>&amp; variable)</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160;{</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; <span class="keywordflow">if</span> (variable.<a class="code" href="classOption.html#a4e3bf8416d95246f43c91f1b5c309323">isSome</a>()) {</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; <span class="keywordflow">return</span> <a class="code" href="some_8hpp.html#a2048f5c3b4ee79448c012cf6dc82a020">Some</a>(<a class="code" href="classmesos_1_1state_1_1protobuf_1_1Variable.html">Variable&lt;T&gt;</a>(variable.<a class="code" href="classOption.html#a21358442c0fac1cc978a67a9a9089a79">get</a>(), t));</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; }</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160;</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="keywordflow">return</span> <a class="code" href="structNone.html">None</a>();</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160;}</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160;</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160;</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00156"></a><span class="lineno"><a class="line" href="classmesos_1_1state_1_1protobuf_1_1State.html#aae7a3989b79c7ac9b9109e0781e9d968"> 156</a></span>&#160;<a class="code" href="classprocess_1_1Future.html">process::Future&lt;bool&gt;</a> <a class="code" href="classmesos_1_1state_1_1protobuf_1_1State.html#aae7a3989b79c7ac9b9109e0781e9d968">State::expunge</a>(<span class="keyword">const</span> <a class="code" href="classmesos_1_1state_1_1protobuf_1_1Variable.html">Variable&lt;T&gt;</a>&amp; variable)</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160;{</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classmesos_1_1state_1_1State.html#af68c8c495fc565334529a294993739a4">mesos::state::State::expunge</a>(variable.variable);</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160;}</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160;</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;} <span class="comment">// namespace protobuf {</span></div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;} <span class="comment">// namespace state {</span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160;} <span class="comment">// namespace mesos {</span></div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160;</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>&#160;<span class="preprocessor">#endif // __MESOS_STATE_PROTOBUF_HPP__</span></div>
<div class="ttc" id="classmesos_1_1state_1_1State_html_af68c8c495fc565334529a294993739a4"><div class="ttname"><a href="classmesos_1_1state_1_1State.html#af68c8c495fc565334529a294993739a4">mesos::state::State::expunge</a></div><div class="ttdeci">process::Future&lt; bool &gt; expunge(const Variable &amp;variable)</div><div class="ttdef"><b>Definition:</b> state.hpp:181</div></div>
<div class="ttc" id="classmesos_1_1state_1_1State_html_aee80fd693c8c027bbdf05a3d887ffaf6"><div class="ttname"><a href="classmesos_1_1state_1_1State.html#aee80fd693c8c027bbdf05a3d887ffaf6">mesos::state::State::store</a></div><div class="ttdeci">process::Future&lt; Option&lt; Variable &gt; &gt; store(const Variable &amp;variable)</div><div class="ttdef"><b>Definition:</b> state.hpp:152</div></div>
<div class="ttc" id="classmesos_1_1state_1_1protobuf_1_1State_html_a084189a3f5965bda21eae68aa370f148"><div class="ttname"><a href="classmesos_1_1state_1_1protobuf_1_1State.html#a084189a3f5965bda21eae68aa370f148">mesos::state::protobuf::State::State</a></div><div class="ttdeci">State(mesos::state::Storage *storage)</div><div class="ttdef"><b>Definition:</b> protobuf.hpp:72</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="classmesos_1_1state_1_1State_html"><div class="ttname"><a href="classmesos_1_1state_1_1State.html">mesos::state::State</a></div><div class="ttdef"><b>Definition:</b> state.hpp:90</div></div>
<div class="ttc" id="classmesos_1_1state_1_1protobuf_1_1State_html_aa0f2a6a27575f74d1642399a25abd0ef"><div class="ttname"><a href="classmesos_1_1state_1_1protobuf_1_1State.html#aa0f2a6a27575f74d1642399a25abd0ef">mesos::state::protobuf::State::store</a></div><div class="ttdeci">process::Future&lt; Option&lt; Variable&lt; T &gt; &gt; &gt; store(const Variable&lt; T &gt; &amp;variable)</div><div class="ttdef"><b>Definition:</b> protobuf.hpp:128</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="include_2mesos_2state_2storage_8hpp_html"><div class="ttname"><a href="include_2mesos_2state_2storage_8hpp.html">storage.hpp</a></div></div>
<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>
<div class="ttc" id="some_8hpp_html"><div class="ttname"><a href="some_8hpp.html">some.hpp</a></div></div>
<div class="ttc" id="classmesos_1_1state_1_1Variable_html_ade8ed8f89ceb5e3ab004e2922a5b35fa"><div class="ttname"><a href="classmesos_1_1state_1_1Variable.html#ade8ed8f89ceb5e3ab004e2922a5b35fa">mesos::state::Variable::value</a></div><div class="ttdeci">std::string value() const </div><div class="ttdef"><b>Definition:</b> state.hpp:67</div></div>
<div class="ttc" id="include_2mesos_2state_2state_8hpp_html"><div class="ttname"><a href="include_2mesos_2state_2state_8hpp.html">state.hpp</a></div></div>
<div class="ttc" id="classmesos_1_1state_1_1protobuf_1_1State_html_a4fa1faa280c32e47ce6ea418ec73f5a3"><div class="ttname"><a href="classmesos_1_1state_1_1protobuf_1_1State.html#a4fa1faa280c32e47ce6ea418ec73f5a3">mesos::state::protobuf::State::~State</a></div><div class="ttdeci">virtual ~State()</div><div class="ttdef"><b>Definition:</b> protobuf.hpp:74</div></div>
<div class="ttc" id="lambda_8hpp_html"><div class="ttname"><a href="lambda_8hpp.html">lambda.hpp</a></div></div>
<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="classmesos_1_1state_1_1protobuf_1_1Variable_html_a834ab16d971efe25bc6f0f2f3b0e8450"><div class="ttname"><a href="classmesos_1_1state_1_1protobuf_1_1Variable.html#a834ab16d971efe25bc6f0f2f3b0e8450">mesos::state::protobuf::Variable::mutate</a></div><div class="ttdeci">Variable mutate(const T &amp;t) const </div><div class="ttdef"><b>Definition:</b> protobuf.hpp:50</div></div>
<div class="ttc" id="classmesos_1_1state_1_1protobuf_1_1State_html"><div class="ttname"><a href="classmesos_1_1state_1_1protobuf_1_1State.html">mesos::state::protobuf::State</a></div><div class="ttdef"><b>Definition:</b> protobuf.hpp:69</div></div>
<div class="ttc" id="classmesos_1_1state_1_1Variable_html"><div class="ttname"><a href="classmesos_1_1state_1_1Variable.html">mesos::state::Variable</a></div><div class="ttdef"><b>Definition:</b> state.hpp:64</div></div>
<div class="ttc" id="classmesos_1_1state_1_1Variable_html_abb0a232f470a26e935076cc6dd8f114a"><div class="ttname"><a href="classmesos_1_1state_1_1Variable.html#abb0a232f470a26e935076cc6dd8f114a">mesos::state::Variable::mutate</a></div><div class="ttdeci">Variable mutate(const std::string &amp;value) const </div><div class="ttdef"><b>Definition:</b> state.hpp:72</div></div>
<div class="ttc" id="classmesos_1_1state_1_1protobuf_1_1State_html_a4a866fd0f7c0eace8a0ac082f7e88361"><div class="ttname"><a href="classmesos_1_1state_1_1protobuf_1_1State.html#a4a866fd0f7c0eace8a0ac082f7e88361">mesos::state::protobuf::State::fetch</a></div><div class="ttdeci">process::Future&lt; Variable&lt; T &gt; &gt; fetch(const std::string &amp;name)</div><div class="ttdef"><b>Definition:</b> protobuf.hpp:107</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 &amp; get() const &amp;</div><div class="ttdef"><b>Definition:</b> option.hpp:111</div></div>
<div class="ttc" id="3rdparty_2stout_2include_2stout_2protobuf_8hpp_html"><div class="ttname"><a href="3rdparty_2stout_2include_2stout_2protobuf_8hpp.html">protobuf.hpp</a></div></div>
<div class="ttc" id="option_8hpp_html"><div class="ttname"><a href="option_8hpp.html">option.hpp</a></div></div>
<div class="ttc" id="classTry_html_aec4a11ddd3c036e889d90b7eb6258ba7"><div class="ttname"><a href="classTry.html#aec4a11ddd3c036e889d90b7eb6258ba7">Try::error</a></div><div class="ttdeci">static Try error(const E &amp;e)</div><div class="ttdef"><b>Definition:</b> try.hpp:42</div></div>
<div class="ttc" id="future_8hpp_html"><div class="ttname"><a href="future_8hpp.html">future.hpp</a></div></div>
<div class="ttc" id="classmesos_1_1state_1_1Storage_html"><div class="ttname"><a href="classmesos_1_1state_1_1Storage.html">mesos::state::Storage</a></div><div class="ttdef"><b>Definition:</b> storage.hpp:33</div></div>
<div class="ttc" id="classmesos_1_1state_1_1State_html_acd5a045c3daa593a574f6335f63eda9d"><div class="ttname"><a href="classmesos_1_1state_1_1State.html#acd5a045c3daa593a574f6335f63eda9d">mesos::state::State::fetch</a></div><div class="ttdeci">process::Future&lt; Variable &gt; fetch(const std::string &amp;name)</div><div class="ttdef"><b>Definition:</b> state.hpp:127</div></div>
<div class="ttc" id="classmesos_1_1state_1_1protobuf_1_1State_html_aae7a3989b79c7ac9b9109e0781e9d968"><div class="ttname"><a href="classmesos_1_1state_1_1protobuf_1_1State.html#aae7a3989b79c7ac9b9109e0781e9d968">mesos::state::protobuf::State::expunge</a></div><div class="ttdeci">process::Future&lt; bool &gt; expunge(const Variable&lt; T &gt; &amp;variable)</div><div class="ttdef"><b>Definition:</b> protobuf.hpp:156</div></div>
<div class="ttc" id="some_8hpp_html_a2048f5c3b4ee79448c012cf6dc82a020"><div class="ttname"><a href="some_8hpp.html#a2048f5c3b4ee79448c012cf6dc82a020">Some</a></div><div class="ttdeci">_Some&lt; typename std::decay&lt; T &gt;::type &gt; Some(T &amp;&amp;t)</div><div class="ttdef"><b>Definition:</b> some.hpp:42</div></div>
<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>
<div class="ttc" id="classTry_html_a0b98f95163b8a38daafd1651b043a276"><div class="ttname"><a href="classTry.html#a0b98f95163b8a38daafd1651b043a276">Try::isError</a></div><div class="ttdeci">bool isError() const </div><div class="ttdef"><b>Definition:</b> try.hpp:71</div></div>
<div class="ttc" id="try_8hpp_html"><div class="ttname"><a href="try_8hpp.html">try.hpp</a></div></div>
<div class="ttc" id="namespaceJSON_html_a93c179a1a5bd4164169d47cb1803f2a6"><div class="ttname"><a href="namespaceJSON.html#a93c179a1a5bd4164169d47cb1803f2a6">JSON::protobuf</a></div><div class="ttdeci">Object protobuf(const google::protobuf::Message &amp;message)</div><div class="ttdef"><b>Definition:</b> protobuf.hpp:837</div></div>
<div class="ttc" id="classmesos_1_1state_1_1protobuf_1_1Variable_html"><div class="ttname"><a href="classmesos_1_1state_1_1protobuf_1_1Variable.html">mesos::state::protobuf::Variable</a></div><div class="ttdef"><b>Definition:</b> protobuf.hpp:42</div></div>
<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&lt; Nothing &gt; bind(int_fd s, const Address &amp;address)</div><div class="ttdef"><b>Definition:</b> network.hpp:46</div></div>
<div class="ttc" id="namespacemesos_1_1internal_html_a9c1f91de8a8a389b357b81f7b51b0554"><div class="ttname"><a href="namespacemesos_1_1internal.html#a9c1f91de8a8a389b357b81f7b51b0554">mesos::internal::serialize</a></div><div class="ttdeci">std::string serialize(ContentType contentType, const google::protobuf::Message &amp;message)</div></div>
<div class="ttc" id="uuid_8hpp_html"><div class="ttname"><a href="uuid_8hpp.html">uuid.hpp</a></div></div>
<div class="ttc" id="classTry_html_a7be0768038e0628632492edf6cc1515a"><div class="ttname"><a href="classTry.html#a7be0768038e0628632492edf6cc1515a">Try::get</a></div><div class="ttdeci">const T &amp; get() const </div><div class="ttdef"><b>Definition:</b> try.hpp:73</div></div>
<div class="ttc" id="namespaceos_1_1Shell_html_acfe16ef2b1146ad49a8651c0a457ce46"><div class="ttname"><a href="namespaceos_1_1Shell.html#acfe16ef2b1146ad49a8651c0a457ce46">os::Shell::name</a></div><div class="ttdeci">constexpr const char * name</div><div class="ttdef"><b>Definition:</b> shell.hpp:41</div></div>
<div class="ttc" id="classprocess_1_1Future_html"><div class="ttname"><a href="classprocess_1_1Future.html">process::Future</a></div><div class="ttdef"><b>Definition:</b> future.hpp:56</div></div>
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