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| <div class="title">value.hpp</div> </div> |
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| <a href="value_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="preprocessor">#ifndef PROTON_VALUE_HPP</span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#define PROTON_VALUE_HPP</span></div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</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"> *</span></div> |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * Licensed to the Apache Software Foundation (ASF) under one</span></div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * or more contributor license agreements. See the NOTICE file</span></div> |
| <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * distributed with this work for additional information</span></div> |
| <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * regarding copyright ownership. The ASF licenses this file</span></div> |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * to you under the Apache License, Version 2.0 (the</span></div> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * "License"); you may not use this file except in compliance</span></div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * with the License. You may obtain a copy of the License at</span></div> |
| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> *</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> *</span></div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * Unless required by applicable law or agreed to in writing,</span></div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * software distributed under the License is distributed on an</span></div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * KIND, either express or implied. See the License for the</span></div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * specific language governing permissions and limitations</span></div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * under the License.</span></div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> *</span></div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> */</span></div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  </div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "<a class="code" href="encoder_8hpp.html">./codec/encoder.hpp</a>"</span></div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "<a class="code" href="decoder_8hpp.html">./codec/decoder.hpp</a>"</span></div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "./internal/type_traits.hpp"</span></div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "<a class="code" href="scalar_8hpp.html">./scalar.hpp</a>"</span></div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "<a class="code" href="types__fwd_8hpp.html">./types_fwd.hpp</a>"</span></div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  </div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <proton/type_compat.h></span></div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  </div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include <iosfwd></span></div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  </div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  </div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">namespace </span><a class="code" href="namespaceproton.html">proton</a> {</div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  </div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">namespace </span>internal {</div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  </div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">// Separate value data from implicit conversion constructors to avoid template recursion.</span></div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">class </span>value_base {</div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">protected</span>:</div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  internal::data& data();</div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  internal::data data_;</div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  </div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">friend</span> <span class="keyword">class </span>codec::encoder;</div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keyword">friend</span> <span class="keyword">class </span>codec::decoder;</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>  </div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> } <span class="comment">// internal</span></div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  </div> |
| <div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="classproton_1_1value.html"> 57</a></span> <span class="keyword">class </span><a class="code" href="classproton_1_1value.html">value</a> : <span class="keyword">public</span> internal::value_base, <span class="keyword">private</span> internal::comparable<value> {</div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keyword">private</span>:</div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="comment">// Enabler for encodable types excluding proton::value.</span></div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keyword">template</span><<span class="keyword">class</span> T, <span class="keyword">class</span> U=<span class="keywordtype">void</span>> <span class="keyword">struct </span>assignable :</div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keyword">public</span> internal::enable_if<codec::is_encodable<T>::value, U> {};</div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">template</span><<span class="keyword">class</span> U> <span class="keyword">struct </span>assignable<<a class="code" href="classproton_1_1value.html">value</a>, U> {};</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">public</span>:</div> |
| <div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="classproton_1_1value.html#aefbfa229f1c9e1fc967bff724a010f9e"> 66</a></span>  PN_CPP_EXTERN <a class="code" href="classproton_1_1value.html#aefbfa229f1c9e1fc967bff724a010f9e">value</a>();</div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  </div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  PN_CPP_EXTERN <a class="code" href="classproton_1_1value.html#aefbfa229f1c9e1fc967bff724a010f9e">value</a>(<span class="keyword">const</span> <a class="code" href="classproton_1_1value.html">value</a>&);</div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  PN_CPP_EXTERN <a class="code" href="classproton_1_1value.html">value</a>& operator=(<span class="keyword">const</span> <a class="code" href="classproton_1_1value.html">value</a>&);</div> |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor">#if PN_CPP_HAS_RVALUE_REFERENCES</span></div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  PN_CPP_EXTERN <a class="code" href="classproton_1_1value.html#aefbfa229f1c9e1fc967bff724a010f9e">value</a>(<a class="code" href="classproton_1_1value.html">value</a>&&);</div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  PN_CPP_EXTERN <a class="code" href="classproton_1_1value.html">value</a>& operator=(<a class="code" href="classproton_1_1value.html">value</a>&&);</div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="preprocessor">#endif</span></div> |
| <div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  </div> |
| <div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="classproton_1_1value.html#ae7acdea6863a3b5100b7ac9e0b4c73e1"> 79</a></span>  <span class="keyword">template</span> <<span class="keyword">class</span> T> <a class="code" href="classproton_1_1value.html#ae7acdea6863a3b5100b7ac9e0b4c73e1">value</a>(<span class="keyword">const</span> T& x, <span class="keyword">typename</span> assignable<T>::type* = 0) { *<span class="keyword">this</span> = x; }</div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  </div> |
| <div class="line"><a name="l00082"></a><span class="lineno"><a class="line" href="classproton_1_1value.html#ad139f5042c366b09078f123f5621c156"> 82</a></span>  <span class="keyword">template</span> <<span class="keyword">class</span> T> <span class="keyword">typename</span> assignable<T, value&>::type <a class="code" href="classproton_1_1value.html#ad139f5042c366b09078f123f5621c156">operator=</a>(<span class="keyword">const</span> T& x) {</div> |
| <div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <a class="code" href="classproton_1_1codec_1_1encoder.html">codec::encoder</a> e(*<span class="keyword">this</span>);</div> |
| <div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  e << x;</div> |
| <div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div> |
| <div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  }</div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  </div> |
| <div class="line"><a name="l00089"></a><span class="lineno"><a class="line" href="classproton_1_1value.html#a89dd77b1757d854f49d49e379f8f9db8"> 89</a></span>  PN_CPP_EXTERN <a class="code" href="namespaceproton.html#a83c2656d467d69eb49725c18f5aa13a9">type_id</a> <a class="code" href="classproton_1_1value.html#a89dd77b1757d854f49d49e379f8f9db8">type</a>() <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  </div> |
| <div class="line"><a name="l00092"></a><span class="lineno"><a class="line" href="classproton_1_1value.html#a644718bb2fb240de962dc3c9a1fdf0dc"> 92</a></span>  PN_CPP_EXTERN <span class="keywordtype">bool</span> <a class="code" href="classproton_1_1value.html#a644718bb2fb240de962dc3c9a1fdf0dc">empty</a>() <span class="keyword">const</span>;</div> |
| <div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  </div> |
| <div class="line"><a name="l00095"></a><span class="lineno"><a class="line" href="classproton_1_1value.html#ac8bb3912a3ce86b15842e79d0b421204"> 95</a></span>  PN_CPP_EXTERN <span class="keywordtype">void</span> <a class="code" href="classproton_1_1value.html#ac8bb3912a3ce86b15842e79d0b421204">clear</a>();</div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  </div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keyword">template</span><<span class="keyword">class</span> T> PN_CPP_DEPRECATED(<span class="stringliteral">"Use 'proton::get'"</span>) void <a class="code" href="classproton_1_1value.html#a051c12c4c7efc82a5f268d4f64e15b54">get</a>(T &t) const;</div> |
| <div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  template<class T> PN_CPP_DEPRECATED("Use '<a class="code" href="namespaceproton.html">proton</a>::<a class="code" href="classproton_1_1value.html#a051c12c4c7efc82a5f268d4f64e15b54">get</a>'") T <a class="code" href="classproton_1_1value.html#a051c12c4c7efc82a5f268d4f64e15b54">get</a>() const;</div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  </div> |
| <div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="classproton_1_1value.html#afdde986e34571c6544abfdea9afdb658"> 103</a></span>  friend PN_CPP_EXTERN <span class="keywordtype">void</span> <a class="code" href="classproton_1_1value.html#afdde986e34571c6544abfdea9afdb658">swap</a>(<a class="code" href="classproton_1_1value.html">value</a>&, <a class="code" href="classproton_1_1value.html">value</a>&);</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  </div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  friend PN_CPP_EXTERN <span class="keywordtype">bool</span> operator==(const <a class="code" href="classproton_1_1value.html">value</a>& x, const <a class="code" href="classproton_1_1value.html">value</a>& y);</div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  friend PN_CPP_EXTERN <span class="keywordtype">bool</span> operator<(const <a class="code" href="classproton_1_1value.html">value</a>& x, const <a class="code" href="classproton_1_1value.html">value</a>& y);</div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  </div> |
| <div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="classproton_1_1value.html#a70ee803fc7f2a505266e357e7c13aa18"> 115</a></span>  friend PN_CPP_EXTERN std::ostream& operator<<(std::ostream&, const <a class="code" href="classproton_1_1value.html">value</a>&);</div> |
| <div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  </div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <a class="code" href="classproton_1_1value.html">value</a>(pn_data_t* d); <span class="comment">// Refer to existing pn_data_t</span></div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordtype">void</span> reset(pn_data_t* d = 0); <span class="comment">// Refer to a new pn_data_t</span></div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment"></span>};</div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  </div> |
| <div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="namespaceproton.html#a051c12c4c7efc82a5f268d4f64e15b54"> 126</a></span> template<class T> T <a class="code" href="classproton_1_1value.html#a051c12c4c7efc82a5f268d4f64e15b54">get</a>(const <a class="code" href="classproton_1_1value.html">value</a>& v) { T x; <a class="code" href="classproton_1_1value.html#a051c12c4c7efc82a5f268d4f64e15b54">get</a>(v, x); <span class="keywordflow">return</span> x; }</div> |
| <div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  </div> |
| <div class="line"><a name="l00133"></a><span class="lineno"><a class="line" href="namespaceproton.html#a2dd4c0151b171f03f2c36d907832522b"> 133</a></span> <span class="keyword">template</span><<span class="keyword">class</span> T> <span class="keywordtype">void</span> <a class="code" href="classproton_1_1value.html#a051c12c4c7efc82a5f268d4f64e15b54">get</a>(<span class="keyword">const</span> <a class="code" href="classproton_1_1value.html">value</a>& v, T& x) { <a class="code" href="classproton_1_1codec_1_1decoder.html">codec::decoder</a> d(v, <span class="keyword">true</span>); d >> x; }</div> |
| <div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  </div> |
| <div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="keyword">template</span><<span class="keyword">class</span> T, <span class="keyword">class</span> U> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classproton_1_1value.html#a051c12c4c7efc82a5f268d4f64e15b54">get</a>(<span class="keyword">const</span> U& u, T& x) { <span class="keyword">const</span> <a class="code" href="classproton_1_1value.html#aefbfa229f1c9e1fc967bff724a010f9e">value</a> v(u); <a class="code" href="classproton_1_1value.html#a051c12c4c7efc82a5f268d4f64e15b54">get</a>(v, x); }</div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  </div> |
| <div class="line"><a name="l00140"></a><span class="lineno"><a class="line" href="namespaceproton.html#a486dfed974ca6f79e75039b3eee6c44c"> 140</a></span> <span class="keyword">template</span><<span class="keyword">class</span> T> T <a class="code" href="classproton_1_1value.html#a486dfed974ca6f79e75039b3eee6c44c">coerce</a>(<span class="keyword">const</span> <a class="code" href="classproton_1_1value.html">value</a>& v) { T x; <a class="code" href="classproton_1_1value.html#a486dfed974ca6f79e75039b3eee6c44c">coerce</a>(v, x); <span class="keywordflow">return</span> x; }</div> |
| <div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  </div> |
| <div class="line"><a name="l00147"></a><span class="lineno"><a class="line" href="namespaceproton.html#a4896ec87beab7d691e1985c221c36e49"> 147</a></span> <span class="keyword">template</span><<span class="keyword">class</span> T> <span class="keywordtype">void</span> <a class="code" href="classproton_1_1value.html#a486dfed974ca6f79e75039b3eee6c44c">coerce</a>(<span class="keyword">const</span> <a class="code" href="classproton_1_1value.html">value</a>& v, T& x) {</div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <a class="code" href="classproton_1_1codec_1_1decoder.html">codec::decoder</a> d(v, <span class="keyword">false</span>);</div> |
| <div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <a class="code" href="classproton_1_1scalar.html">scalar</a> s;</div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">if</span> (type_id_is_scalar(v.<a class="code" href="classproton_1_1value.html#a89dd77b1757d854f49d49e379f8f9db8">type</a>())) {</div> |
| <div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  d >> s;</div> |
| <div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  x = internal::coerce<T>(s);</div> |
| <div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  d >> x;</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> }</div> |
| <div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  </div> |
| <div class="line"><a name="l00159"></a><span class="lineno"><a class="line" href="namespaceproton.html#a669620a0968de2603fe8922405f1331b"> 159</a></span> <span class="keyword">template</span><> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="namespaceproton.html#a669620a0968de2603fe8922405f1331b">get<null></a>(<span class="keyword">const</span> <a class="code" href="classproton_1_1value.html">value</a>& v, <span class="keyword">null</span>&) {</div> |
| <div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <a class="code" href="namespaceproton.html#aa77887032372174b09ee779f5df12056">assert_type_equal</a>(<a class="code" href="namespaceproton.html#a83c2656d467d69eb49725c18f5aa13a9a74cf8825b522b9721ea02973803d76b4">NULL_TYPE</a>, v.<a class="code" href="classproton_1_1value.html#a89dd77b1757d854f49d49e379f8f9db8">type</a>());</div> |
| <div class="line"><a name="l00161"></a><span class="lineno"> 161</span> }</div> |
| <div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="preprocessor">#if PN_CPP_HAS_NULLPTR</span></div> |
| <div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="keyword">template</span><> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="namespaceproton.html#a565c609b3fe24b92ae8294ea1318a6bd">get<decltype(nullptr)></a>(<span class="keyword">const</span> <a class="code" href="classproton_1_1value.html#aefbfa229f1c9e1fc967bff724a010f9e">value</a>& v, decltype(<span class="keyword">nullptr</span>)&) {</div> |
| <div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <a class="code" href="namespaceproton.html#aa77887032372174b09ee779f5df12056">assert_type_equal</a>(<a class="code" href="namespaceproton.html#a83c2656d467d69eb49725c18f5aa13a9a74cf8825b522b9721ea02973803d76b4">NULL_TYPE</a>, v.type());</div> |
| <div class="line"><a name="l00166"></a><span class="lineno"> 166</span> }</div> |
| <div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="preprocessor">#endif</span></div> |
| <div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  </div> |
| <div class="line"><a name="l00170"></a><span class="lineno"><a class="line" href="namespaceproton.html#a8c46a4cbeb5a6150ab40ea81ee4bfb81"> 170</a></span> PN_CPP_EXTERN std::string <a class="code" href="namespaceproton.html#aa06e1abe8e9c848ba20d89405436fb1f">to_string</a>(<span class="keyword">const</span> <a class="code" href="classproton_1_1value.html">value</a>& x);</div> |
| <div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  </div> |
| <div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="keyword">template</span><<span class="keyword">class</span> T> <span class="keywordtype">void</span> <a class="code" href="classproton_1_1value.html#a051c12c4c7efc82a5f268d4f64e15b54">value::get</a>(T &x)<span class="keyword"> const </span>{ x = proton::get<T>(*<span class="keyword">this</span>); }</div> |
| <div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="keyword">template</span><<span class="keyword">class</span> T> T <a class="code" href="classproton_1_1value.html#a051c12c4c7efc82a5f268d4f64e15b54">value::get</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> proton::get<T>(*<span class="keyword">this</span>); }</div> |
| <div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  </div> |
| <div class="line"><a name="l00177"></a><span class="lineno"> 177</span> } <span class="comment">// proton</span></div> |
| <div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  </div> |
| <div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="preprocessor">#endif // PROTON_VALUE_HPP</span></div> |
| </div><!-- fragment --></div><!-- contents --> |
| </div><!-- doc-content --> |
| <div class="ttc" id="aclassproton_1_1scalar_html"><div class="ttname"><a href="classproton_1_1scalar.html">proton::scalar</a></div><div class="ttdoc">A holder for an instance of any scalar AMQP type.</div><div class="ttdef"><b>Definition:</b> scalar.hpp:37</div></div> |
| <div class="ttc" id="aclassproton_1_1value_html_a89dd77b1757d854f49d49e379f8f9db8"><div class="ttname"><a href="classproton_1_1value.html#a89dd77b1757d854f49d49e379f8f9db8">proton::value::type</a></div><div class="ttdeci">type_id type() const</div><div class="ttdoc">Get the type ID for the current value.</div></div> |
| <div class="ttc" id="aclassproton_1_1value_html_aefbfa229f1c9e1fc967bff724a010f9e"><div class="ttname"><a href="classproton_1_1value.html#aefbfa229f1c9e1fc967bff724a010f9e">proton::value::value</a></div><div class="ttdeci">value()</div><div class="ttdoc">Create a null value.</div></div> |
| <div class="ttc" id="anamespaceproton_html_a669620a0968de2603fe8922405f1331b"><div class="ttname"><a href="namespaceproton.html#a669620a0968de2603fe8922405f1331b">proton::get< null ></a></div><div class="ttdeci">void get< null >(const value &v, null &)</div><div class="ttdoc">Special case for null, just checks that value contains NULL.</div><div class="ttdef"><b>Definition:</b> value.hpp:159</div></div> |
| <div class="ttc" id="ascalar_8hpp_html"><div class="ttname"><a href="scalar_8hpp.html">scalar.hpp</a></div><div class="ttdoc">A holder for an instance of any scalar AMQP type.</div></div> |
| <div class="ttc" id="aclassproton_1_1value_html_a644718bb2fb240de962dc3c9a1fdf0dc"><div class="ttname"><a href="classproton_1_1value.html#a644718bb2fb240de962dc3c9a1fdf0dc">proton::value::empty</a></div><div class="ttdeci">bool empty() const</div><div class="ttdoc">True if the value is null.</div></div> |
| <div class="ttc" id="aclassproton_1_1value_html"><div class="ttname"><a href="classproton_1_1value.html">proton::value</a></div><div class="ttdoc">A holder for any AMQP value, simple or complex.</div><div class="ttdef"><b>Definition:</b> value.hpp:57</div></div> |
| <div class="ttc" id="aclassproton_1_1value_html_ac8bb3912a3ce86b15842e79d0b421204"><div class="ttname"><a href="classproton_1_1value.html#ac8bb3912a3ce86b15842e79d0b421204">proton::value::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Reset the value to null/empty.</div></div> |
| <div class="ttc" id="anamespaceproton_html_a83c2656d467d69eb49725c18f5aa13a9a74cf8825b522b9721ea02973803d76b4"><div class="ttname"><a href="namespaceproton.html#a83c2656d467d69eb49725c18f5aa13a9a74cf8825b522b9721ea02973803d76b4">proton::NULL_TYPE</a></div><div class="ttdeci">@ NULL_TYPE</div><div class="ttdoc">The null type, contains no data.</div><div class="ttdef"><b>Definition:</b> type_id.hpp:38</div></div> |
| <div class="ttc" id="anamespaceproton_html_aa06e1abe8e9c848ba20d89405436fb1f"><div class="ttname"><a href="namespaceproton.html#aa06e1abe8e9c848ba20d89405436fb1f">proton::to_string</a></div><div class="ttdeci">std::string to_string(const message &)</div><div class="ttdoc">Human readable string representation.</div></div> |
| <div class="ttc" id="aclassproton_1_1value_html_a051c12c4c7efc82a5f268d4f64e15b54"><div class="ttname"><a href="classproton_1_1value.html#a051c12c4c7efc82a5f268d4f64e15b54">proton::value::get</a></div><div class="ttdeci">T get(const value &v)</div><div class="ttdoc">Get a contained value of type T.</div><div class="ttdef"><b>Definition:</b> value.hpp:126</div></div> |
| <div class="ttc" id="anamespaceproton_html_a83c2656d467d69eb49725c18f5aa13a9"><div class="ttname"><a href="namespaceproton.html#a83c2656d467d69eb49725c18f5aa13a9">proton::type_id</a></div><div class="ttdeci">type_id</div><div class="ttdoc">An identifier for AMQP types.</div><div class="ttdef"><b>Definition:</b> type_id.hpp:37</div></div> |
| <div class="ttc" id="aclassproton_1_1codec_1_1decoder_html"><div class="ttname"><a href="classproton_1_1codec_1_1decoder.html">proton::codec::decoder</a></div><div class="ttdoc">Unsettled API - A stream-like decoder from AMQP bytes to C++ values.</div><div class="ttdef"><b>Definition:</b> decoder.hpp:56</div></div> |
| <div class="ttc" id="adecoder_8hpp_html"><div class="ttname"><a href="decoder_8hpp.html">decoder.hpp</a></div><div class="ttdoc">Unsettled API - A stream-like decoder from AMQP bytes to C++ values.</div></div> |
| <div class="ttc" id="aclassproton_1_1value_html_a486dfed974ca6f79e75039b3eee6c44c"><div class="ttname"><a href="classproton_1_1value.html#a486dfed974ca6f79e75039b3eee6c44c">proton::value::coerce</a></div><div class="ttdeci">T coerce(const value &v)</div><div class="ttdoc">Coerce the contained value to type T.</div><div class="ttdef"><b>Definition:</b> value.hpp:140</div></div> |
| <div class="ttc" id="anamespaceproton_html_a565c609b3fe24b92ae8294ea1318a6bd"><div class="ttname"><a href="namespaceproton.html#a565c609b3fe24b92ae8294ea1318a6bd">proton::get< decltype(nullptr)></a></div><div class="ttdeci">void get< decltype(nullptr)>(const value &v, decltype(nullptr)&)</div><div class="ttdoc">Special case for null, just checks that value contains NULL.</div><div class="ttdef"><b>Definition:</b> value.hpp:164</div></div> |
| <div class="ttc" id="aclassproton_1_1value_html_ad139f5042c366b09078f123f5621c156"><div class="ttname"><a href="classproton_1_1value.html#ad139f5042c366b09078f123f5621c156">proton::value::operator=</a></div><div class="ttdeci">assignable< T, value & >::type operator=(const T &x)</div><div class="ttdoc">Assign from any allowed type T.</div><div class="ttdef"><b>Definition:</b> value.hpp:82</div></div> |
| <div class="ttc" id="aclassproton_1_1value_html_ae7acdea6863a3b5100b7ac9e0b4c73e1"><div class="ttname"><a href="classproton_1_1value.html#ae7acdea6863a3b5100b7ac9e0b4c73e1">proton::value::value</a></div><div class="ttdeci">value(const T &x, typename assignable< T >::type *=0)</div><div class="ttdoc">Copy from any allowed type T.</div><div class="ttdef"><b>Definition:</b> value.hpp:79</div></div> |
| <div class="ttc" id="aclassproton_1_1codec_1_1encoder_html"><div class="ttname"><a href="classproton_1_1codec_1_1encoder.html">proton::codec::encoder</a></div><div class="ttdoc">Unsettled API - A stream-like encoder from C++ values to AMQP bytes.</div><div class="ttdef"><b>Definition:</b> encoder.hpp:50</div></div> |
| <div class="ttc" id="anamespaceproton_html"><div class="ttname"><a href="namespaceproton.html">proton</a></div><div class="ttdoc">The main Proton namespace.</div><div class="ttdef"><b>Definition:</b> annotation_key.hpp:33</div></div> |
| <div class="ttc" id="aencoder_8hpp_html"><div class="ttname"><a href="encoder_8hpp.html">encoder.hpp</a></div><div class="ttdoc">Unsettled API - A stream-like encoder from C++ values to AMQP bytes.</div></div> |
| <div class="ttc" id="aclassproton_1_1value_html_afdde986e34571c6544abfdea9afdb658"><div class="ttname"><a href="classproton_1_1value.html#afdde986e34571c6544abfdea9afdb658">proton::value::swap</a></div><div class="ttdeci">friend void swap(value &, value &)</div><div class="ttdoc">swap values</div></div> |
| <div class="ttc" id="anamespaceproton_html_aa77887032372174b09ee779f5df12056"><div class="ttname"><a href="namespaceproton.html#aa77887032372174b09ee779f5df12056">proton::assert_type_equal</a></div><div class="ttdeci">void assert_type_equal(type_id want, type_id got)</div><div class="ttdoc">Throw a conversion_error if want != got with a message including the names of the types.</div></div> |
| <div class="ttc" id="atypes__fwd_8hpp_html"><div class="ttname"><a href="types__fwd_8hpp.html">types_fwd.hpp</a></div><div class="ttdoc">Forward declarations for Proton types used to represent AMQP types.</div></div> |
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