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<title>&nbsp; Apache Ignite C++: ignite::binary::BinaryStringArrayReader Class Reference</title>
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<a href="#pub-methods">Public Member Functions</a> &#124;
<a href="classignite_1_1binary_1_1BinaryStringArrayReader-members.html">List of all members</a> </div>
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<div class="title">ignite::binary::BinaryStringArrayReader Class Reference</div> </div>
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<p>Binary string array reader.
<a href="classignite_1_1binary_1_1BinaryStringArrayReader.html#details">More...</a></p>
<p><code>#include &lt;<a class="el" href="binary__containers_8h_source.html">binary_containers.h</a>&gt;</code></p>
<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:a8ef57ef19ef33b7f7d0e7915fcca7246"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1binary_1_1BinaryStringArrayReader.html#a8ef57ef19ef33b7f7d0e7915fcca7246">BinaryStringArrayReader</a> (impl::binary::BinaryReaderImpl *impl, int32_t id, int32_t size)</td></tr>
<tr class="memdesc:a8ef57ef19ef33b7f7d0e7915fcca7246"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor. <a href="#a8ef57ef19ef33b7f7d0e7915fcca7246">More...</a><br /></td></tr>
<tr class="separator:a8ef57ef19ef33b7f7d0e7915fcca7246"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aba1b6f574730e60da85008a3e495c88a"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1binary_1_1BinaryStringArrayReader.html#aba1b6f574730e60da85008a3e495c88a">HasNext</a> ()</td></tr>
<tr class="memdesc:aba1b6f574730e60da85008a3e495c88a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Check whether next element is available for read. <a href="#aba1b6f574730e60da85008a3e495c88a">More...</a><br /></td></tr>
<tr class="separator:aba1b6f574730e60da85008a3e495c88a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa7942d4943a9bb271aa3ec80c1eeb1a1"><td class="memItemLeft" align="right" valign="top">int32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1binary_1_1BinaryStringArrayReader.html#aa7942d4943a9bb271aa3ec80c1eeb1a1">GetNext</a> (char *res, int32_t len)</td></tr>
<tr class="memdesc:aa7942d4943a9bb271aa3ec80c1eeb1a1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get next element. <a href="#aa7942d4943a9bb271aa3ec80c1eeb1a1">More...</a><br /></td></tr>
<tr class="separator:aa7942d4943a9bb271aa3ec80c1eeb1a1"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a34ca73f7bf8b554ba6c7aae380bdeebe"><td class="memItemLeft" align="right" valign="top">std::string&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1binary_1_1BinaryStringArrayReader.html#a34ca73f7bf8b554ba6c7aae380bdeebe">GetNext</a> ()</td></tr>
<tr class="memdesc:a34ca73f7bf8b554ba6c7aae380bdeebe"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get next element. <a href="#a34ca73f7bf8b554ba6c7aae380bdeebe">More...</a><br /></td></tr>
<tr class="separator:a34ca73f7bf8b554ba6c7aae380bdeebe"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a64dbd0a9da707322536dd7d0dcf2fe79"><td class="memItemLeft" align="right" valign="top">int32_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1binary_1_1BinaryStringArrayReader.html#a64dbd0a9da707322536dd7d0dcf2fe79">GetSize</a> () const </td></tr>
<tr class="memdesc:a64dbd0a9da707322536dd7d0dcf2fe79"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get array size. <a href="#a64dbd0a9da707322536dd7d0dcf2fe79">More...</a><br /></td></tr>
<tr class="separator:a64dbd0a9da707322536dd7d0dcf2fe79"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a818305096924e677cebfc3c54691ddea"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classignite_1_1binary_1_1BinaryStringArrayReader.html#a818305096924e677cebfc3c54691ddea">IsNull</a> () const </td></tr>
<tr class="memdesc:a818305096924e677cebfc3c54691ddea"><td class="mdescLeft">&#160;</td><td class="mdescRight">Check whether array is NULL. <a href="#a818305096924e677cebfc3c54691ddea">More...</a><br /></td></tr>
<tr class="separator:a818305096924e677cebfc3c54691ddea"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Binary string array reader. </p>
<p>Can be used to read array of strings string by string.</p>
<p>Use <a class="el" href="classignite_1_1binary_1_1BinaryStringArrayReader.html#a34ca73f7bf8b554ba6c7aae380bdeebe" title="Get next element. ">GetNext()</a> method to read array value by value while <a class="el" href="classignite_1_1binary_1_1BinaryStringArrayReader.html#aba1b6f574730e60da85008a3e495c88a" title="Check whether next element is available for read. ">HasNext()</a> method returns true. </p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a class="anchor" id="a8ef57ef19ef33b7f7d0e7915fcca7246"></a>
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<td class="memname">ignite::binary::BinaryStringArrayReader::BinaryStringArrayReader </td>
<td>(</td>
<td class="paramtype">impl::binary::BinaryReaderImpl *&#160;</td>
<td class="paramname"><em>impl</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int32_t&#160;</td>
<td class="paramname"><em>id</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int32_t&#160;</td>
<td class="paramname"><em>size</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Constructor. </p>
<p>Internal call. Should not be used by user.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">impl</td><td>Reader implementation. </td></tr>
<tr><td class="paramname">id</td><td>Identifier. </td></tr>
<tr><td class="paramname">size</td><td>Array size. </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<h2 class="groupheader">Member Function Documentation</h2>
<a class="anchor" id="aa7942d4943a9bb271aa3ec80c1eeb1a1"></a>
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<td class="memname">int32_t ignite::binary::BinaryStringArrayReader::GetNext </td>
<td>(</td>
<td class="paramtype">char *&#160;</td>
<td class="paramname"><em>res</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int32_t&#160;</td>
<td class="paramname"><em>len</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Get next element. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">res</td><td>Buffer to store data to. </td></tr>
<tr><td class="paramname">len</td><td>Expected length of string. NULL terminator will be set in case len is greater than real string length. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Actual amount of elements read. If "len" argument is less than actual array size or resulting array is set to null, nothing will be written to resulting array and returned value will contain required array length. -1 will be returned in case array in stream was null.</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
<table class="exception">
<tr><td class="paramname"><a class="el" href="classignite_1_1IgniteError.html" title="Ignite error information. ">IgniteError</a></td><td>if there is no element to read. </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="a34ca73f7bf8b554ba6c7aae380bdeebe"></a>
<div class="memitem">
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<td class="mlabels-left">
<table class="memname">
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<td class="memname">std::string ignite::binary::BinaryStringArrayReader::GetNext </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>Get next element. </p>
<dl class="section return"><dt>Returns</dt><dd>String.</dd></dl>
<dl class="exception"><dt>Exceptions</dt><dd>
<table class="exception">
<tr><td class="paramname"><a class="el" href="classignite_1_1IgniteError.html" title="Ignite error information. ">IgniteError</a></td><td>if there is no element to read. </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a class="anchor" id="a64dbd0a9da707322536dd7d0dcf2fe79"></a>
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<td class="memname">int32_t ignite::binary::BinaryStringArrayReader::GetSize </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
</tr>
</table>
</div><div class="memdoc">
<p>Get array size. </p>
<dl class="section return"><dt>Returns</dt><dd>Size or -1 if array is NULL. </dd></dl>
</div>
</div>
<a class="anchor" id="aba1b6f574730e60da85008a3e495c88a"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">bool ignite::binary::BinaryStringArrayReader::HasNext </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Check whether next element is available for read. </p>
<dl class="section return"><dt>Returns</dt><dd>True if available. </dd></dl>
</div>
</div>
<a class="anchor" id="a818305096924e677cebfc3c54691ddea"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">bool ignite::binary::BinaryStringArrayReader::IsNull </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
</tr>
</table>
</div><div class="memdoc">
<p>Check whether array is NULL. </p>
<dl class="section return"><dt>Returns</dt><dd>True if the array is NULL. </dd></dl>
</div>
</div>
<hr/>The documentation for this class was generated from the following files:<ul>
<li><a class="el" href="binary__containers_8h_source.html">binary_containers.h</a></li>
<li>binary_containers.cpp</li>
</ul>
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