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<div class="title">scalar.hpp</div> </div>
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<a href="scalar_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="preprocessor">#ifndef PROTON_SCALAR_HPP</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="preprocessor">#define PROTON_SCALAR_HPP</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160; </div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> * Licensed to the Apache Software Foundation (ASF) under one</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> * or more contributor license agreements. See the NOTICE file</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> * distributed with this work for additional information</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> * regarding copyright ownership. The ASF licenses this file</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"> * to you under the Apache License, Version 2.0 (the</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment"> * &quot;License&quot;); you may not use this file except in compliance</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> * with the License. You may obtain a copy of the License at</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"> * Unless required by applicable law or agreed to in writing,</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment"> * software distributed under the License is distributed on an</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="comment"> * &quot;AS IS&quot; BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment"> * KIND, either express or implied. See the License for the</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="comment"> * specific language governing permissions and limitations</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="comment"> * under the License.</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160; </div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="scalar__base_8hpp.html">./scalar_base.hpp</a>&quot;</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 &quot;<a class="code" href="null_8hpp.html">proton/null.hpp</a>&quot;</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;proton/type_compat.h&gt;</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; </div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceproton.html">proton</a> {</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; </div>
<div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="classproton_1_1scalar.html"> 37</a></span>&#160;<span class="keyword">class </span><a class="code" href="classproton_1_1scalar.html">scalar</a> : <span class="keyword">public</span> <a class="code" href="classproton_1_1scalar__base.html">scalar_base</a> {</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; <span class="keyword">public</span>:</div>
<div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="classproton_1_1scalar.html#a79453d11d5d0a0ab021762a68a73d97e"> 40</a></span>&#160; PN_CPP_EXTERN <a class="code" href="classproton_1_1scalar.html#a79453d11d5d0a0ab021762a68a73d97e">scalar</a>() {}</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; </div>
<div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="classproton_1_1scalar.html#a247e504774a50ea9baeb9330d459a486"> 43</a></span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">class</span> T&gt; <a class="code" href="classproton_1_1scalar.html#a247e504774a50ea9baeb9330d459a486">scalar</a>(<span class="keyword">const</span> T&amp; x) { *<span class="keyword">this</span> = x; }</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; </div>
<div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="classproton_1_1scalar.html#a7166ca618a14fe7e669059cb2ebbdb8f"> 46</a></span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">class</span> T&gt; <a class="code" href="classproton_1_1scalar.html">scalar</a>&amp; <a class="code" href="classproton_1_1scalar.html#a7166ca618a14fe7e669059cb2ebbdb8f">operator=</a>(<span class="keyword">const</span> T&amp; x) { put(x); <span class="keywordflow">return</span> *<span class="keyword">this</span>; }</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; </div>
<div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="classproton_1_1scalar.html#ac8bb3912a3ce86b15842e79d0b421204"> 49</a></span>&#160; <span class="keywordtype">void</span> <a class="code" href="classproton_1_1scalar.html#ac8bb3912a3ce86b15842e79d0b421204">clear</a>() { *<span class="keyword">this</span> = <span class="keyword">null</span>(); }</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160;};</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; </div>
<div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="namespaceproton.html#a61968283b9e1fc067dcad67e9fe58f6a"> 60</a></span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">class</span> T&gt; T <a class="code" href="namespaceproton.html#a61968283b9e1fc067dcad67e9fe58f6a">get</a>(<span class="keyword">const</span> <a class="code" href="classproton_1_1scalar.html">scalar</a>&amp; s) { <span class="keywordflow">return</span> internal::get&lt;T&gt;(s); }</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; </div>
<div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="namespaceproton.html#a59517f5cda18ae5c612f0c760398fe1d"> 72</a></span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">class</span> T&gt; T <a class="code" href="namespaceproton.html#ab73c44b530463fda5e11bc403ca9edd3">coerce</a>(<span class="keyword">const</span> <a class="code" href="classproton_1_1scalar.html">scalar</a>&amp; x) { <span class="keywordflow">return</span> internal::coerce&lt;T&gt;(x); }</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; </div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; </div>
<div class="line"><a name="l00085"></a><span class="lineno"><a class="line" href="namespaceproton.html#a31eda8feb7c15956a8c9091737505789"> 85</a></span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">class</span> T&gt; T <a class="code" href="namespaceproton.html#ab73c44b530463fda5e11bc403ca9edd3">coerce</a>(<a class="code" href="classproton_1_1scalar.html">scalar</a>&amp; x) { <span class="keywordflow">return</span> internal::coerce&lt;T&gt;(x); }</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">// proton</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; </div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160;<span class="preprocessor">#endif // PROTON_SCALAR_HPP</span></div>
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<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_1scalar__base_html"><div class="ttname"><a href="classproton_1_1scalar__base.html">proton::scalar_base</a></div><div class="ttdoc">The base class for scalar types.</div><div class="ttdef"><b>Definition:</b> scalar_base.hpp:60</div></div>
<div class="ttc" id="anull_8hpp_html"><div class="ttname"><a href="null_8hpp.html">null.hpp</a></div><div class="ttdoc">The type of the AMQP null value.</div></div>
<div class="ttc" id="aclassproton_1_1scalar_html_ac8bb3912a3ce86b15842e79d0b421204"><div class="ttname"><a href="classproton_1_1scalar.html#ac8bb3912a3ce86b15842e79d0b421204">proton::scalar::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Clear the scalar, making it empty().</div><div class="ttdef"><b>Definition:</b> scalar.hpp:49</div></div>
<div class="ttc" id="aclassproton_1_1scalar_html_a247e504774a50ea9baeb9330d459a486"><div class="ttname"><a href="classproton_1_1scalar.html#a247e504774a50ea9baeb9330d459a486">proton::scalar::scalar</a></div><div class="ttdeci">scalar(const T &amp;x)</div><div class="ttdoc">Construct from any scalar type.</div><div class="ttdef"><b>Definition:</b> scalar.hpp:43</div></div>
<div class="ttc" id="aclassproton_1_1scalar_html_a7166ca618a14fe7e669059cb2ebbdb8f"><div class="ttname"><a href="classproton_1_1scalar.html#a7166ca618a14fe7e669059cb2ebbdb8f">proton::scalar::operator=</a></div><div class="ttdeci">scalar &amp; operator=(const T &amp;x)</div><div class="ttdoc">Assign from any scalar type.</div><div class="ttdef"><b>Definition:</b> scalar.hpp:46</div></div>
<div class="ttc" id="ascalar__base_8hpp_html"><div class="ttname"><a href="scalar__base_8hpp.html">scalar_base.hpp</a></div><div class="ttdoc">The base class for scalar types.</div></div>
<div class="ttc" id="anamespaceproton_html_ab73c44b530463fda5e11bc403ca9edd3"><div class="ttname"><a href="namespaceproton.html#ab73c44b530463fda5e11bc403ca9edd3">proton::coerce</a></div><div class="ttdeci">T coerce(const annotation_key &amp;x)</div><div class="ttdoc">Get the binary value or throw conversion_error.</div><div class="ttdef"><b>Definition:</b> annotation_key.hpp:83</div></div>
<div class="ttc" id="anamespaceproton_html_a61968283b9e1fc067dcad67e9fe58f6a"><div class="ttname"><a href="namespaceproton.html#a61968283b9e1fc067dcad67e9fe58f6a">proton::get</a></div><div class="ttdeci">T get(const scalar &amp;s)</div><div class="ttdoc">Get a contained value of type T.</div><div class="ttdef"><b>Definition:</b> scalar.hpp:60</div></div>
<div class="ttc" id="aclassproton_1_1scalar_html_a79453d11d5d0a0ab021762a68a73d97e"><div class="ttname"><a href="classproton_1_1scalar.html#a79453d11d5d0a0ab021762a68a73d97e">proton::scalar::scalar</a></div><div class="ttdeci">scalar()</div><div class="ttdoc">Create an empty scalar.</div><div class="ttdef"><b>Definition:</b> scalar.hpp:40</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>
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