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| <p>A key for use with AMQP annotation maps. |
| <a href="classproton_1_1annotation__key.html#details">More...</a></p> |
| |
| <p><code>#include <<a class="el" href="annotation__key_8hpp_source.html">annotation_key.hpp</a>></code></p> |
| <div class="dynheader"> |
| Inheritance diagram for annotation_key:</div> |
| <div class="dyncontent"> |
| <div class="center"> |
| <img src="classproton_1_1annotation__key.png" usemap="#annotation_5Fkey_map" alt=""/> |
| <map id="annotation_5Fkey_map" name="annotation_5Fkey_map"> |
| <area href="classproton_1_1scalar__base.html" title="The base class for scalar types. " alt="scalar_base" shape="rect" coords="0,56,171,80"/> |
| </map> |
| </div></div> |
| <table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a> |
| Public Member Functions</h2></td></tr> |
| <tr class="memitem:a056f77e21066cbf900772853454102a8"><td class="memItemLeft" align="right" valign="top"><a id="a056f77e21066cbf900772853454102a8"></a> |
|  </td><td class="memItemRight" valign="bottom"><a class="el" href="classproton_1_1annotation__key.html#a056f77e21066cbf900772853454102a8">annotation_key</a> ()</td></tr> |
| <tr class="memdesc:a056f77e21066cbf900772853454102a8"><td class="mdescLeft"> </td><td class="mdescRight">An empty annotation key. <br /></td></tr> |
| <tr class="separator:a056f77e21066cbf900772853454102a8"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:afdd676d37486aa26af7fdd588f994d26"><td class="memTemplParams" colspan="2"><a id="afdd676d37486aa26af7fdd588f994d26"></a> |
| template<class T > </td></tr> |
| <tr class="memitem:afdd676d37486aa26af7fdd588f994d26"><td class="memTemplItemLeft" align="right" valign="top"> </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classproton_1_1annotation__key.html#afdd676d37486aa26af7fdd588f994d26">annotation_key</a> (const T &x)</td></tr> |
| <tr class="memdesc:afdd676d37486aa26af7fdd588f994d26"><td class="mdescLeft"> </td><td class="mdescRight">Construct from any type that can be assigned. <br /></td></tr> |
| <tr class="separator:afdd676d37486aa26af7fdd588f994d26"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a89dd77b1757d854f49d49e379f8f9db8"><td class="memItemLeft" align="right" valign="top"><a id="a89dd77b1757d854f49d49e379f8f9db8"></a> |
| <a class="el" href="namespaceproton.html#a83c2656d467d69eb49725c18f5aa13a9">type_id</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classproton_1_1scalar__base.html#a89dd77b1757d854f49d49e379f8f9db8">type</a> () const</td></tr> |
| <tr class="memdesc:a89dd77b1757d854f49d49e379f8f9db8"><td class="mdescLeft"> </td><td class="mdescRight">AMQP type of data stored in the scalar. <br /></td></tr> |
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| <tr class="memitem:a644718bb2fb240de962dc3c9a1fdf0dc"><td class="memItemLeft" align="right" valign="top"><a id="a644718bb2fb240de962dc3c9a1fdf0dc"></a> |
| bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classproton_1_1scalar__base.html#a644718bb2fb240de962dc3c9a1fdf0dc">empty</a> () const</td></tr> |
| <tr class="memdesc:a644718bb2fb240de962dc3c9a1fdf0dc"><td class="mdescLeft"> </td><td class="mdescRight">True if there is no value, i.e. <a class="el" href="classproton_1_1scalar__base.html#a89dd77b1757d854f49d49e379f8f9db8" title="AMQP type of data stored in the scalar. ">type()</a> == NULL_TYPE. <br /></td></tr> |
| <tr class="separator:a644718bb2fb240de962dc3c9a1fdf0dc"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr><td colspan="2"><div class="groupHeader">Assign from a uint64_t or symbol.</div></td></tr> |
| <tr class="memitem:a66ceb164d011d6093397953a5593b9dc"><td class="memItemLeft" align="right" valign="top"><a id="a66ceb164d011d6093397953a5593b9dc"></a> |
| <a class="el" href="classproton_1_1annotation__key.html">annotation_key</a> & </td><td class="memItemRight" valign="bottom"><b>operator=</b> (uint64_t x)</td></tr> |
| <tr class="separator:a66ceb164d011d6093397953a5593b9dc"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:adf5c253dc7ca30bb66f6fe057527660c"><td class="memItemLeft" align="right" valign="top"><a id="adf5c253dc7ca30bb66f6fe057527660c"></a> |
| <a class="el" href="classproton_1_1annotation__key.html">annotation_key</a> & </td><td class="memItemRight" valign="bottom"><b>operator=</b> (const <a class="el" href="classproton_1_1symbol.html">symbol</a> &x)</td></tr> |
| <tr class="separator:adf5c253dc7ca30bb66f6fe057527660c"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr><td colspan="2"><div class="groupHeader">Extra conversions for strings, treated as codec::SYMBOL.</div></td></tr> |
| <tr class="memitem:aa20857e13b7782626fe3adeda0ef445a"><td class="memItemLeft" align="right" valign="top"><a id="aa20857e13b7782626fe3adeda0ef445a"></a> |
| <a class="el" href="classproton_1_1annotation__key.html">annotation_key</a> & </td><td class="memItemRight" valign="bottom"><b>operator=</b> (const std::string &x)</td></tr> |
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| <tr class="memitem:acde842b82d257271f07a642d344aeaa4"><td class="memItemLeft" align="right" valign="top"><a id="acde842b82d257271f07a642d344aeaa4"></a> |
| <a class="el" href="classproton_1_1annotation__key.html">annotation_key</a> & </td><td class="memItemRight" valign="bottom"><b>operator=</b> (const char *x)</td></tr> |
| <tr class="separator:acde842b82d257271f07a642d344aeaa4"><td class="memSeparator" colspan="2"> </td></tr> |
| </table><table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="related"></a> |
| Related Functions</h2></td></tr> |
| <tr><td class="ititle" colspan="2"><p>(Note that these are not member functions.) </p> |
| </td></tr> |
| <tr class="memitem:ace2642bea7a7ab2d830f42390eb4a604"><td class="memTemplParams" colspan="2"><a id="ace2642bea7a7ab2d830f42390eb4a604"></a> |
| template<> </td></tr> |
| <tr class="memitem:ace2642bea7a7ab2d830f42390eb4a604"><td class="memTemplItemLeft" align="right" valign="top">uint64_t </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classproton_1_1annotation__key.html#ace2642bea7a7ab2d830f42390eb4a604">get</a> (const <a class="el" href="classproton_1_1annotation__key.html">annotation_key</a> &x)</td></tr> |
| <tr class="memdesc:ace2642bea7a7ab2d830f42390eb4a604"><td class="mdescLeft"> </td><td class="mdescRight">Get the uint64_t value or throw <a class="el" href="structproton_1_1conversion__error.html" title="An error converting between AMQP and C++ data. ">conversion_error</a>. <br /></td></tr> |
| <tr class="separator:ace2642bea7a7ab2d830f42390eb4a604"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:aab3f78c82556a26b3c2e8736a7d0c777"><td class="memTemplParams" colspan="2"><a id="aab3f78c82556a26b3c2e8736a7d0c777"></a> |
| template<> </td></tr> |
| <tr class="memitem:aab3f78c82556a26b3c2e8736a7d0c777"><td class="memTemplItemLeft" align="right" valign="top"><a class="el" href="classproton_1_1symbol.html">symbol</a> </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classproton_1_1annotation__key.html#aab3f78c82556a26b3c2e8736a7d0c777">get</a> (const <a class="el" href="classproton_1_1annotation__key.html">annotation_key</a> &x)</td></tr> |
| <tr class="memdesc:aab3f78c82556a26b3c2e8736a7d0c777"><td class="mdescLeft"> </td><td class="mdescRight">Get the <a class="el" href="classproton_1_1symbol.html">symbol</a> value or throw <a class="el" href="structproton_1_1conversion__error.html" title="An error converting between AMQP and C++ data. ">conversion_error</a>. <br /></td></tr> |
| <tr class="separator:aab3f78c82556a26b3c2e8736a7d0c777"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ab73c44b530463fda5e11bc403ca9edd3"><td class="memTemplParams" colspan="2">template<class T > </td></tr> |
| <tr class="memitem:ab73c44b530463fda5e11bc403ca9edd3"><td class="memTemplItemLeft" align="right" valign="top">T </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classproton_1_1annotation__key.html#ab73c44b530463fda5e11bc403ca9edd3">coerce</a> (const <a class="el" href="classproton_1_1annotation__key.html">annotation_key</a> &x)</td></tr> |
| <tr class="memdesc:ab73c44b530463fda5e11bc403ca9edd3"><td class="mdescLeft"> </td><td class="mdescRight">Get the <a class="el" href="classproton_1_1binary.html">binary</a> value or throw <a class="el" href="structproton_1_1conversion__error.html" title="An error converting between AMQP and C++ data. ">conversion_error</a>. <a href="#ab73c44b530463fda5e11bc403ca9edd3">More...</a><br /></td></tr> |
| <tr class="separator:ab73c44b530463fda5e11bc403ca9edd3"><td class="memSeparator" colspan="2"> </td></tr> |
| </table> |
| <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> |
| <div class="textblock"><p>A key for use with AMQP annotation maps. </p> |
| <p>An <a class="el" href="classproton_1_1annotation__key.html" title="A key for use with AMQP annotation maps. ">annotation_key</a> can contain either a uint64_t or a <a class="el" href="classproton_1_1symbol.html" title="A string that represents the AMQP symbol type. ">proton::symbol</a>. </p> |
| </div><h2 class="groupheader">Friends And Related Function Documentation</h2> |
| <a id="ab73c44b530463fda5e11bc403ca9edd3"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#ab73c44b530463fda5e11bc403ca9edd3">◆ </a></span>coerce()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="mlabels"> |
| <tr> |
| <td class="mlabels-left"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">T coerce </td> |
| <td>(</td> |
| <td class="paramtype">const <a class="el" href="classproton_1_1annotation__key.html">annotation_key</a> & </td> |
| <td class="paramname"><em>x</em></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </td> |
| <td class="mlabels-right"> |
| <span class="mlabels"><span class="mlabel">related</span></span> </td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Get the <a class="el" href="classproton_1_1binary.html">binary</a> value or throw <a class="el" href="structproton_1_1conversion__error.html" title="An error converting between AMQP and C++ data. ">conversion_error</a>. </p> |
| <p>Coerce the contained value to type T. For example: </p><pre class="fragment">uint64_t i = coerce<uint64_t>(x) |
| </pre><p>This will succeed if x contains any numeric value, but may lose precision if it contains a float or double value.</p> |
| <dl class="exception"><dt>Exceptions</dt><dd> |
| <table class="exception"> |
| <tr><td class="paramname"><a class="el" href="structproton_1_1conversion__error.html" title="An error converting between AMQP and C++ data. ">conversion_error</a></td><td>if the value cannot be converted to T according to <code>std::is_convertible</code> </td></tr> |
| </table> |
| </dd> |
| </dl> |
| |
| </div> |
| </div> |
| <hr/>The documentation for this class was generated from the following file:<ul> |
| <li>proton/<a class="el" href="annotation__key_8hpp_source.html">annotation_key.hpp</a></li> |
| </ul> |
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| <li class="navelem"><a class="el" href="namespaceproton.html">proton</a></li><li class="navelem"><a class="el" href="classproton_1_1annotation__key.html">annotation_key</a></li> |
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