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<p>Generic thread-safe queue with an optional maximum size Note, we can't use a lockfree queue here, since we need the ability to wait for an element to be added or removed from the queue.
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Collaboration diagram for ripple::ThreadSafeQueue&lt; T &gt;:</div>
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Public Member Functions</h2></td></tr>
<tr class="memitem:a9b7be76ee668f6eedd3ed40b5c79ec32"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classripple_1_1ThreadSafeQueue.html#a9b7be76ee668f6eedd3ed40b5c79ec32">ThreadSafeQueue</a> (uint32_t maxSize)</td></tr>
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<tr class="memitem:a38cec7f51acb38c050fe62d8cef00de6"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classripple_1_1ThreadSafeQueue.html#a38cec7f51acb38c050fe62d8cef00de6">ThreadSafeQueue</a> ()=default</td></tr>
<tr class="memdesc:a38cec7f51acb38c050fe62d8cef00de6"><td class="mdescLeft">&#160;</td><td class="mdescRight">Create a queue with no maximum size. <a href="classripple_1_1ThreadSafeQueue.html#a38cec7f51acb38c050fe62d8cef00de6">More...</a><br /></td></tr>
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<tr class="memitem:a50bf551073518b6c5c918bcf5951f4b0"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classripple_1_1ThreadSafeQueue.html#a50bf551073518b6c5c918bcf5951f4b0">push</a> (T const &amp;elt)</td></tr>
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<tr class="memitem:a492d9a97f044e5e3ac630e7e2a81dfe7"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classripple_1_1ThreadSafeQueue.html#a492d9a97f044e5e3ac630e7e2a81dfe7">push</a> (T &amp;&amp;elt)</td></tr>
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<tr class="memitem:a00414646e07c072c60e3bebe30a656b8"><td class="memItemLeft" align="right" valign="top">T&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classripple_1_1ThreadSafeQueue.html#a00414646e07c072c60e3bebe30a656b8">pop</a> ()</td></tr>
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Private Attributes</h2></td></tr>
<tr class="memitem:a92d802bf0eca1690ef1687313c298cfc"><td class="memItemLeft" align="right" valign="top"><a class="elRef" href="http://en.cppreference.com/w/cpp/container/queue.html">std::queue</a>&lt; T &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classripple_1_1ThreadSafeQueue.html#a92d802bf0eca1690ef1687313c298cfc">queue_</a></td></tr>
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<tr class="memitem:a0c64cc5a0321aaef4e841db09824f1f5"><td class="memItemLeft" align="right" valign="top"><a class="elRef" href="http://en.cppreference.com/w/cpp/thread/mutex.html">std::mutex</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classripple_1_1ThreadSafeQueue.html#a0c64cc5a0321aaef4e841db09824f1f5">m_</a></td></tr>
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<tr class="memitem:a58a9d8247eb99c9c04e400c9680a3119"><td class="memItemLeft" align="right" valign="top"><a class="elRef" href="http://en.cppreference.com/w/cpp/thread/condition_variable.html">std::condition_variable</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classripple_1_1ThreadSafeQueue.html#a58a9d8247eb99c9c04e400c9680a3119">cv_</a></td></tr>
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<tr class="memitem:ad9c6b00c5f0185788b46ea36b82bad1d"><td class="memItemLeft" align="right" valign="top"><a class="elRef" href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional</a>&lt; uint32_t &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classripple_1_1ThreadSafeQueue.html#ad9c6b00c5f0185788b46ea36b82bad1d">maxSize_</a></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><h3>template&lt;class T&gt;<br />
class ripple::ThreadSafeQueue&lt; T &gt;</h3>
<p>Generic thread-safe queue with an optional maximum size Note, we can't use a lockfree queue here, since we need the ability to wait for an element to be added or removed from the queue. </p>
<p>These waits are blocking calls. </p>
<p class="definition">Definition at line <a class="el" href="ETLHelpers_8h_source.html#l00115">115</a> of file <a class="el" href="ETLHelpers_8h_source.html">ETLHelpers.h</a>.</p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a9b7be76ee668f6eedd3ed40b5c79ec32">&#9670;&nbsp;</a></span>ThreadSafeQueue() <span class="overload">[1/2]</span></h2>
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<td class="memname"><a class="el" href="classripple_1_1ThreadSafeQueue.html">ripple::ThreadSafeQueue</a>&lt; T &gt;::<a class="el" href="classripple_1_1ThreadSafeQueue.html">ThreadSafeQueue</a> </td>
<td>(</td>
<td class="paramtype">uint32_t&#160;</td>
<td class="paramname"><em>maxSize</em></td><td>)</td>
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<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">maxSize</td><td>maximum size of the queue. Calls that would cause the queue to exceed this size will block until free space is available </td></tr>
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</dd>
</dl>
<p class="definition">Definition at line <a class="el" href="ETLHelpers_8h_source.html#l00126">126</a> of file <a class="el" href="ETLHelpers_8h_source.html">ETLHelpers.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a38cec7f51acb38c050fe62d8cef00de6">&#9670;&nbsp;</a></span>ThreadSafeQueue() <span class="overload">[2/2]</span></h2>
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<p>Create a queue with no maximum size. </p>
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<h2 class="groupheader">Member Function Documentation</h2>
<a id="a50bf551073518b6c5c918bcf5951f4b0"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a50bf551073518b6c5c918bcf5951f4b0">&#9670;&nbsp;</a></span>push() <span class="overload">[1/2]</span></h2>
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<td class="paramtype">T const &amp;&#160;</td>
<td class="paramname"><em>elt</em></td><td>)</td>
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<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">elt</td><td>element to push onto queue if maxSize is set, this method will block until free space is available </td></tr>
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</dd>
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<p class="definition">Definition at line <a class="el" href="ETLHelpers_8h_source.html#l00136">136</a> of file <a class="el" href="ETLHelpers_8h_source.html">ETLHelpers.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a492d9a97f044e5e3ac630e7e2a81dfe7">&#9670;&nbsp;</a></span>push() <span class="overload">[2/2]</span></h2>
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<td class="memname">void <a class="el" href="classripple_1_1ThreadSafeQueue.html">ripple::ThreadSafeQueue</a>&lt; T &gt;::push </td>
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<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">elt</td><td>element to push onto queue. elt is moved from if maxSize is set, this method will block until free space is available </td></tr>
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</dd>
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<p class="definition">Definition at line <a class="el" href="ETLHelpers_8h_source.html#l00149">149</a> of file <a class="el" href="ETLHelpers_8h_source.html">ETLHelpers.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a00414646e07c072c60e3bebe30a656b8">&#9670;&nbsp;</a></span>pop()</h2>
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<td class="memname">T <a class="el" href="classripple_1_1ThreadSafeQueue.html">ripple::ThreadSafeQueue</a>&lt; T &gt;::pop </td>
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<dl class="section return"><dt>Returns</dt><dd>element popped from queue. Will block until queue is non-empty </dd></dl>
<p class="definition">Definition at line <a class="el" href="ETLHelpers_8h_source.html#l00161">161</a> of file <a class="el" href="ETLHelpers_8h_source.html">ETLHelpers.h</a>.</p>
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<h2 class="groupheader">Member Data Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a92d802bf0eca1690ef1687313c298cfc">&#9670;&nbsp;</a></span>queue_</h2>
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<td class="memname"><a class="elRef" href="http://en.cppreference.com/w/cpp/container/queue.html">std::queue</a>&lt;T&gt; <a class="el" href="classripple_1_1ThreadSafeQueue.html">ripple::ThreadSafeQueue</a>&lt; T &gt;::queue_</td>
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<span class="mlabels"><span class="mlabel">private</span></span> </td>
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<p class="definition">Definition at line <a class="el" href="ETLHelpers_8h_source.html#l00117">117</a> of file <a class="el" href="ETLHelpers_8h_source.html">ETLHelpers.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a0c64cc5a0321aaef4e841db09824f1f5">&#9670;&nbsp;</a></span>m_</h2>
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<td class="memname"><a class="elRef" href="http://en.cppreference.com/w/cpp/thread/mutex.html">std::mutex</a> <a class="el" href="classripple_1_1ThreadSafeQueue.html">ripple::ThreadSafeQueue</a>&lt; T &gt;::m_</td>
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<span class="mlabels"><span class="mlabel">mutable</span><span class="mlabel">private</span></span> </td>
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<p class="definition">Definition at line <a class="el" href="ETLHelpers_8h_source.html#l00119">119</a> of file <a class="el" href="ETLHelpers_8h_source.html">ETLHelpers.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a58a9d8247eb99c9c04e400c9680a3119">&#9670;&nbsp;</a></span>cv_</h2>
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<td class="memname"><a class="elRef" href="http://en.cppreference.com/w/cpp/thread/condition_variable.html">std::condition_variable</a> <a class="el" href="classripple_1_1ThreadSafeQueue.html">ripple::ThreadSafeQueue</a>&lt; T &gt;::cv_</td>
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<p class="definition">Definition at line <a class="el" href="ETLHelpers_8h_source.html#l00120">120</a> of file <a class="el" href="ETLHelpers_8h_source.html">ETLHelpers.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ad9c6b00c5f0185788b46ea36b82bad1d">&#9670;&nbsp;</a></span>maxSize_</h2>
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<td class="memname"><a class="elRef" href="http://en.cppreference.com/w/cpp/utility/optional.html">std::optional</a>&lt;uint32_t&gt; <a class="el" href="classripple_1_1ThreadSafeQueue.html">ripple::ThreadSafeQueue</a>&lt; T &gt;::maxSize_</td>
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<p class="definition">Definition at line <a class="el" href="ETLHelpers_8h_source.html#l00121">121</a> of file <a class="el" href="ETLHelpers_8h_source.html">ETLHelpers.h</a>.</p>
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