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<title>OpenDDS: OpenDDS::DCPS::BasicQueue< T > Class Template Reference</title>
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<a class="el" href="a01301.html">OpenDDS</a>::<a class="el" href="a01275.html">DCPS</a>::<a class="el" href="a00473.html">BasicQueue</a></div>
<h1>OpenDDS::DCPS::BasicQueue< T > Class Template Reference</h1><!-- doxytag: class="OpenDDS::DCPS::BasicQueue" --><code>#include <BasicQueue_T.h></code>
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Collaboration diagram for OpenDDS::DCPS::BasicQueue< T >:<p><center><img src="a02741.png" border="0" usemap="#a02742" alt="Collaboration graph"></center>
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<center><font size="2">[<a href="graph_legend.html">legend</a>]</font></center><a href="a00059.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
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<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="a00473.html#fc5834b7e65d201f014b77c54aa2252a">BasicQueue</a> (unsigned links_per_pool, unsigned initial_pools)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="a00473.html#0e14a363f1eb0ba8cb834395eea3b58c">~BasicQueue</a> ()</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual int </td><td class="memItemRight" valign="bottom"><a class="el" href="a00473.html#fa470954dd5c0d65c189016678cf0d7a">put</a> (T *elem)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Put a pointer to an element (T*) on to the queue. <a href="#fa470954dd5c0d65c189016678cf0d7a"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual T * </td><td class="memItemRight" valign="bottom"><a class="el" href="a00473.html#3dfe28f6b27febd272aa07d8cb74529b">peek</a> ()</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual T * </td><td class="memItemRight" valign="bottom"><a class="el" href="a00473.html#49b1a37f860a972a4490d3ca902da66e">get</a> ()</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="a00473.html#eb7bac6f0daca9a10c4304088f9be3af">size</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Accessor for the current number of elements in the queue. <a href="#eb7bac6f0daca9a10c4304088f9be3af"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00473.html#a64a4730105d68cd1bcbac876788b3d9">accept_visitor</a> (<a class="el" href="a00478.html">VisitorType</a> &visitor)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00473.html#2932810b6bcfeec9856260a36676aaa7">accept_remove_visitor</a> (<a class="el" href="a00478.html">VisitorType</a> &visitor)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00473.html#046d8d889bb02922d90acea75b778e06">accept_replace_visitor</a> (<a class="el" href="a00478.html">VisitorType</a> &visitor)</td></tr>
<tr><td colspan="2"><br><h2>Private Types</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">typedef <a class="el" href="a00477.html">BasicQueueLinkPool</a><<br>
T > </td><td class="memItemRight" valign="bottom"><a class="el" href="a00473.html#9e5de1bcbad944af3df27534e99da15d">PoolType</a></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">typedef <a class="el" href="a00474.html">BasicQueueLink</a>< T > </td><td class="memItemRight" valign="bottom"><a class="el" href="a00473.html#1841e03e07431de84c9fbfe169a97c65">LinkType</a></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">typedef <a class="el" href="a00478.html">BasicQueueVisitor</a>< T > </td><td class="memItemRight" valign="bottom"><a class="el" href="a00473.html#f7915b555a18741edf3158ff081f9052">VisitorType</a></td></tr>
<tr><td colspan="2"><br><h2>Private Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00473.html#3654263b18087e568e01654444362b16">remove_next</a> (<a class="el" href="a00474.html">LinkType</a> *prev)</td></tr>
<tr><td colspan="2"><br><h2>Private Attributes</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="a00474.html">LinkType</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="a00473.html#b6ec4225b1077e5dde9b75de9cb928d4">head_</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">The first (oldest) link in the queue. <a href="#b6ec4225b1077e5dde9b75de9cb928d4"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="a00474.html">LinkType</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="a00473.html#344724d49c4176a3f5985a6e2ede0e1b">tail_</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">The last (newest) link in the queue. <a href="#344724d49c4176a3f5985a6e2ede0e1b"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="a00473.html#5dee60fad0a97d75d65fcaed6b34bb92">size_</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">The number of links currently in the queue. <a href="#5dee60fad0a97d75d65fcaed6b34bb92"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="a00477.html">PoolType</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="a00473.html#04c7a83dafc94ba318a1e3d092968cf4">pool_</a></td></tr>
</table>
<h3>template<typename T><br>
class OpenDDS::DCPS::BasicQueue< T ></h3>
<hr><h2>Member Typedef Documentation</h2>
<a class="anchor" name="1841e03e07431de84c9fbfe169a97c65"></a><!-- doxytag: member="OpenDDS::DCPS::BasicQueue::LinkType" ref="1841e03e07431de84c9fbfe169a97c65" args="" -->
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<td class="memname">typedef <a class="el" href="a00474.html">BasicQueueLink</a><T> <a class="el" href="a00473.html">OpenDDS::DCPS::BasicQueue</a>< T >::<a class="el" href="a00474.html">LinkType</a><code> [private]</code> </td>
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<a class="anchor" name="9e5de1bcbad944af3df27534e99da15d"></a><!-- doxytag: member="OpenDDS::DCPS::BasicQueue::PoolType" ref="9e5de1bcbad944af3df27534e99da15d" args="" -->
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template<typename T> </div>
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<td class="memname">typedef <a class="el" href="a00477.html">BasicQueueLinkPool</a><T> <a class="el" href="a00473.html">OpenDDS::DCPS::BasicQueue</a>< T >::<a class="el" href="a00477.html">PoolType</a><code> [private]</code> </td>
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<a class="anchor" name="f7915b555a18741edf3158ff081f9052"></a><!-- doxytag: member="OpenDDS::DCPS::BasicQueue::VisitorType" ref="f7915b555a18741edf3158ff081f9052" args="" -->
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<td class="memname">typedef <a class="el" href="a00478.html">BasicQueueVisitor</a><T> <a class="el" href="a00473.html">OpenDDS::DCPS::BasicQueue</a>< T >::<a class="el" href="a00478.html">VisitorType</a><code> [private]</code> </td>
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<hr><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" name="fc5834b7e65d201f014b77c54aa2252a"></a><!-- doxytag: member="OpenDDS::DCPS::BasicQueue::BasicQueue" ref="fc5834b7e65d201f014b77c54aa2252a" args="(unsigned links_per_pool, unsigned initial_pools)" -->
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<td class="memname"><a class="el" href="a00473.html">OpenDDS::DCPS::BasicQueue</a>< T >::<a class="el" href="a00473.html">BasicQueue</a> </td>
<td>(</td>
<td class="paramtype">unsigned </td>
<td class="paramname"> <em>links_per_pool</em>, </td>
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<td class="paramtype">unsigned </td>
<td class="paramname"> <em>initial_pools</em></td><td> </td>
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<td>)</td>
<td></td><td></td><td width="100%"><code> [inline]</code></td>
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<a class="anchor" name="0e14a363f1eb0ba8cb834395eea3b58c"></a><!-- doxytag: member="OpenDDS::DCPS::BasicQueue::~BasicQueue" ref="0e14a363f1eb0ba8cb834395eea3b58c" args="()" -->
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<td class="memname">virtual <a class="el" href="a00473.html">OpenDDS::DCPS::BasicQueue</a>< T >::~<a class="el" href="a00473.html">BasicQueue</a> </td>
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<td width="100%"><code> [inline, virtual]</code></td>
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<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="2932810b6bcfeec9856260a36676aaa7"></a><!-- doxytag: member="OpenDDS::DCPS::BasicQueue::accept_remove_visitor" ref="2932810b6bcfeec9856260a36676aaa7" args="(VisitorType &visitor)" -->
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<td class="memname">void <a class="el" href="a00473.html">OpenDDS::DCPS::BasicQueue</a>< T >::accept_remove_visitor </td>
<td>(</td>
<td class="paramtype"><a class="el" href="a00478.html">VisitorType</a> & </td>
<td class="paramname"> <em>visitor</em> </td>
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<p>
Alternate way to supply a visitor to the queue - this will invoke visit_element(T* element, int& remove) on the supplied visitor object once for each element in this BasicQueue<T> object, in order.<p>
The remove argument is a flag that should be set to true (1) in the visitor's visit_element_remove(T* element, int& remove) method if the visitor decides that the element should be removed from the queue. The remove flag is always set to false (0) prior to calling the visitor's visit_element_remove(T* element, int& remove) method.<p>
The visitor can stop visitation early by returning 0 from its visit_element_remove(T* element, int& remove) method.
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<a class="anchor" name="046d8d889bb02922d90acea75b778e06"></a><!-- doxytag: member="OpenDDS::DCPS::BasicQueue::accept_replace_visitor" ref="046d8d889bb02922d90acea75b778e06" args="(VisitorType &visitor)" -->
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