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<li class="navelem"><a class="el" href="namespacedmlc.html">dmlc</a></li><li class="navelem"><a class="el" href="classdmlc_1_1BlockingQueueThread.html">BlockingQueueThread</a></li> </ul>
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<div class="summary">
<a href="#pub-methods">Public Member Functions</a> &#124;
<a href="#pub-static-methods">Static Public Member Functions</a> &#124;
<a href="classdmlc_1_1BlockingQueueThread-members.html">List of all members</a> </div>
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<div class="title">dmlc::BlockingQueueThread&lt; ObjectType, quit_item &gt; Class Template Reference</div> </div>
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<p>Blocking queue thread class.
<a href="classdmlc_1_1BlockingQueueThread.html#details">More...</a></p>
<p><code>#include &lt;<a class="el" href="thread__group_8h_source.html">thread_group.h</a>&gt;</code></p>
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Inheritance diagram for dmlc::BlockingQueueThread&lt; ObjectType, quit_item &gt;:</div>
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<div class="center"><img src="classdmlc_1_1BlockingQueueThread__inherit__graph.png" border="0" usemap="#dmlc_1_1BlockingQueueThread_3_01ObjectType_00_01quit__item_01_4_inherit__map" alt="Inheritance graph"/></div>
<!-- MAP 0 -->
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Collaboration diagram for dmlc::BlockingQueueThread&lt; ObjectType, quit_item &gt;:</div>
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<div class="center"><img src="classdmlc_1_1BlockingQueueThread__coll__graph.png" border="0" usemap="#dmlc_1_1BlockingQueueThread_3_01ObjectType_00_01quit__item_01_4_coll__map" alt="Collaboration graph"/></div>
<!-- MAP 1 -->
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<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:a9c7c49eeb905f04d25944f942e27c63a"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1BlockingQueueThread.html#a9c7c49eeb905f04d25944f942e27c63a">BlockingQueueThread</a> (const std::string &amp;<a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html#a34db4d633ab7229256211a7f3690b823">name</a>, <a class="el" href="classdmlc_1_1ThreadGroup.html">dmlc::ThreadGroup</a> *owner, std::thread *thrd=nullptr)</td></tr>
<tr class="memdesc:a9c7c49eeb905f04d25944f942e27c63a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor. <a href="classdmlc_1_1BlockingQueueThread.html#a9c7c49eeb905f04d25944f942e27c63a">More...</a><br /></td></tr>
<tr class="separator:a9c7c49eeb905f04d25944f942e27c63a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad6a1139602a954047e4c07f6e44a5e47"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1BlockingQueueThread.html#ad6a1139602a954047e4c07f6e44a5e47">~BlockingQueueThread</a> () override</td></tr>
<tr class="memdesc:ad6a1139602a954047e4c07f6e44a5e47"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destructor. <a href="classdmlc_1_1BlockingQueueThread.html#ad6a1139602a954047e4c07f6e44a5e47">More...</a><br /></td></tr>
<tr class="separator:ad6a1139602a954047e4c07f6e44a5e47"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a2db37aa339c11da94a0ce81f52d2d5c7"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1BlockingQueueThread.html#a2db37aa339c11da94a0ce81f52d2d5c7">request_shutdown</a> () override</td></tr>
<tr class="memdesc:a2db37aa339c11da94a0ce81f52d2d5c7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Signal the thread that a shutdown is desired. <a href="classdmlc_1_1BlockingQueueThread.html#a2db37aa339c11da94a0ce81f52d2d5c7">More...</a><br /></td></tr>
<tr class="separator:a2db37aa339c11da94a0ce81f52d2d5c7"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab35b71aeadb50884b8ac273de30ba306"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1BlockingQueueThread.html#ab35b71aeadb50884b8ac273de30ba306">enqueue</a> (const ObjectType &amp;item)</td></tr>
<tr class="memdesc:ab35b71aeadb50884b8ac273de30ba306"><td class="mdescLeft">&#160;</td><td class="mdescRight">Enqueue and item. <a href="classdmlc_1_1BlockingQueueThread.html#ab35b71aeadb50884b8ac273de30ba306">More...</a><br /></td></tr>
<tr class="separator:ab35b71aeadb50884b8ac273de30ba306"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a31100f23c0701bf1d9d64d8676eb6bf8"><td class="memItemLeft" align="right" valign="top">size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1BlockingQueueThread.html#a31100f23c0701bf1d9d64d8676eb6bf8">size_approx</a> () const</td></tr>
<tr class="memdesc:a31100f23c0701bf1d9d64d8676eb6bf8"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the approximate size of the queue. <a href="classdmlc_1_1BlockingQueueThread.html#a31100f23c0701bf1d9d64d8676eb6bf8">More...</a><br /></td></tr>
<tr class="separator:a31100f23c0701bf1d9d64d8676eb6bf8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa936269ba93556a380b32f49df6a1829"><td class="memTemplParams" colspan="2">template&lt;typename OnItemFunction &gt; </td></tr>
<tr class="memitem:aa936269ba93556a380b32f49df6a1829"><td class="memTemplItemLeft" align="right" valign="top">int&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classdmlc_1_1BlockingQueueThread.html#aa936269ba93556a380b32f49df6a1829">run</a> (OnItemFunction on_item_function)</td></tr>
<tr class="memdesc:aa936269ba93556a380b32f49df6a1829"><td class="mdescLeft">&#160;</td><td class="mdescRight">Thread's main queue processing function. <a href="classdmlc_1_1BlockingQueueThread.html#aa936269ba93556a380b32f49df6a1829">More...</a><br /></td></tr>
<tr class="separator:aa936269ba93556a380b32f49df6a1829"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="inherit_header pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classdmlc_1_1ThreadGroup_1_1Thread')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html">dmlc::ThreadGroup::Thread</a></td></tr>
<tr class="memitem:af418c16d46e4adc424a84c68a44e0c0b inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html#af418c16d46e4adc424a84c68a44e0c0b">Thread</a> (std::string threadName, <a class="el" href="classdmlc_1_1ThreadGroup.html">ThreadGroup</a> *owner, std::thread *thrd=nullptr)</td></tr>
<tr class="memdesc:af418c16d46e4adc424a84c68a44e0c0b inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructor. <a href="classdmlc_1_1ThreadGroup_1_1Thread.html#af418c16d46e4adc424a84c68a44e0c0b">More...</a><br /></td></tr>
<tr class="separator:af418c16d46e4adc424a84c68a44e0c0b inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a25667e2d229f416bd324bfc7d28ad47d inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html#a25667e2d229f416bd324bfc7d28ad47d">~Thread</a> ()</td></tr>
<tr class="memdesc:a25667e2d229f416bd324bfc7d28ad47d inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destructor with cleanup. <a href="classdmlc_1_1ThreadGroup_1_1Thread.html#a25667e2d229f416bd324bfc7d28ad47d">More...</a><br /></td></tr>
<tr class="separator:a25667e2d229f416bd324bfc7d28ad47d inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a34db4d633ab7229256211a7f3690b823 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memItemLeft" align="right" valign="top">const char *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html#a34db4d633ab7229256211a7f3690b823">name</a> () const</td></tr>
<tr class="memdesc:a34db4d633ab7229256211a7f3690b823 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="mdescLeft">&#160;</td><td class="mdescRight">Name of the thread. <a href="classdmlc_1_1ThreadGroup_1_1Thread.html#a34db4d633ab7229256211a7f3690b823">More...</a><br /></td></tr>
<tr class="separator:a34db4d633ab7229256211a7f3690b823 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a95bee6cfb44fa0added840e1c42ff7f1 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html#a95bee6cfb44fa0added840e1c42ff7f1">is_current_thread</a> () const</td></tr>
<tr class="memdesc:a95bee6cfb44fa0added840e1c42ff7f1 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="mdescLeft">&#160;</td><td class="mdescRight">Check if this class represents the currently running thread (self) <a href="classdmlc_1_1ThreadGroup_1_1Thread.html#a95bee6cfb44fa0added840e1c42ff7f1">More...</a><br /></td></tr>
<tr class="separator:a95bee6cfb44fa0added840e1c42ff7f1 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa880e5707af1df23523142850f36dc45 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memItemLeft" align="right" valign="top">virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html#aa880e5707af1df23523142850f36dc45">is_shutdown_requested</a> () const</td></tr>
<tr class="memdesc:aa880e5707af1df23523142850f36dc45 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="mdescLeft">&#160;</td><td class="mdescRight">Check whether shutdown has been requested (<a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html#a0dee1f2d880507a322c28bf2c29bfaee" title="Signal to this thread that a thread shutdown/exit is requested.">request_shutdown()</a> was called) <a href="classdmlc_1_1ThreadGroup_1_1Thread.html#aa880e5707af1df23523142850f36dc45">More...</a><br /></td></tr>
<tr class="separator:aa880e5707af1df23523142850f36dc45 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a16c4ff5126f01989d26d0170476c76ff inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html#a16c4ff5126f01989d26d0170476c76ff">is_auto_remove</a> () const</td></tr>
<tr class="memdesc:a16c4ff5126f01989d26d0170476c76ff inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="mdescLeft">&#160;</td><td class="mdescRight">Check whether the thread is set to auto-remove itself from the <a class="el" href="classdmlc_1_1ThreadGroup.html" title="Thread lifecycle management group.">ThreadGroup</a> owner when exiting. <a href="classdmlc_1_1ThreadGroup_1_1Thread.html#a16c4ff5126f01989d26d0170476c76ff">More...</a><br /></td></tr>
<tr class="separator:a16c4ff5126f01989d26d0170476c76ff inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9637c66d37e0d39397784e35e8c0921a inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html#a9637c66d37e0d39397784e35e8c0921a">make_joinable</a> ()</td></tr>
<tr class="memdesc:a9637c66d37e0d39397784e35e8c0921a inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="mdescLeft">&#160;</td><td class="mdescRight">Make the thread joinable (by removing the auto_remove flag) <a href="classdmlc_1_1ThreadGroup_1_1Thread.html#a9637c66d37e0d39397784e35e8c0921a">More...</a><br /></td></tr>
<tr class="separator:a9637c66d37e0d39397784e35e8c0921a inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:abff81204caa69efd85052b6be5af5281 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html#abff81204caa69efd85052b6be5af5281">joinable</a> () const</td></tr>
<tr class="memdesc:abff81204caa69efd85052b6be5af5281 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="mdescLeft">&#160;</td><td class="mdescRight">Check whether the thread is joinable. <a href="classdmlc_1_1ThreadGroup_1_1Thread.html#abff81204caa69efd85052b6be5af5281">More...</a><br /></td></tr>
<tr class="separator:abff81204caa69efd85052b6be5af5281 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7e13b559e8afc0e933ca7c6e7fe004e3 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html#a7e13b559e8afc0e933ca7c6e7fe004e3">join</a> ()</td></tr>
<tr class="memdesc:a7e13b559e8afc0e933ca7c6e7fe004e3 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="mdescLeft">&#160;</td><td class="mdescRight"><a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html" title="Lifecycle-managed thread (used by ThreadGroup)">Thread</a> join. <a href="classdmlc_1_1ThreadGroup_1_1Thread.html#a7e13b559e8afc0e933ca7c6e7fe004e3">More...</a><br /></td></tr>
<tr class="separator:a7e13b559e8afc0e933ca7c6e7fe004e3 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0aad366a57a4553a1beb3af637071cc0 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memItemLeft" align="right" valign="top">std::thread::id&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html#a0aad366a57a4553a1beb3af637071cc0">get_id</a> () const</td></tr>
<tr class="memdesc:a0aad366a57a4553a1beb3af637071cc0 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get this thread's id. <a href="classdmlc_1_1ThreadGroup_1_1Thread.html#a0aad366a57a4553a1beb3af637071cc0">More...</a><br /></td></tr>
<tr class="separator:a0aad366a57a4553a1beb3af637071cc0 inherit pub_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a>
Static Public Member Functions</h2></td></tr>
<tr class="memitem:a1265e3383d5cbf06ec24d415de194159"><td class="memTemplParams" colspan="2">template&lt;typename SecondaryFunction &gt; </td></tr>
<tr class="memitem:a1265e3383d5cbf06ec24d415de194159"><td class="memTemplItemLeft" align="right" valign="top">static bool&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classdmlc_1_1BlockingQueueThread.html#a1265e3383d5cbf06ec24d415de194159">launch_run</a> (std::shared_ptr&lt; <a class="el" href="classdmlc_1_1BlockingQueueThread.html">BQT</a> &gt; pThis, SecondaryFunction secondary_function)</td></tr>
<tr class="memdesc:a1265e3383d5cbf06ec24d415de194159"><td class="mdescLeft">&#160;</td><td class="mdescRight">Launch to the 'run' function which will, in turn, call the class' 'run' function, passing it the given 'secondary_function' for it to call as needed. <a href="classdmlc_1_1BlockingQueueThread.html#a1265e3383d5cbf06ec24d415de194159">More...</a><br /></td></tr>
<tr class="separator:a1265e3383d5cbf06ec24d415de194159"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="inherit_header pub_static_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td colspan="2" onclick="javascript:toggleInherit('pub_static_methods_classdmlc_1_1ThreadGroup_1_1Thread')"><img src="closed.png" alt="-"/>&#160;Static Public Member Functions inherited from <a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html">dmlc::ThreadGroup::Thread</a></td></tr>
<tr class="memitem:aba557e3155a2e29664f761a3cf3b9cd5 inherit pub_static_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memTemplParams" colspan="2">template&lt;typename StartFunction , typename ... Args&gt; </td></tr>
<tr class="memitem:aba557e3155a2e29664f761a3cf3b9cd5 inherit pub_static_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memTemplItemLeft" align="right" valign="top">static bool&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html#aba557e3155a2e29664f761a3cf3b9cd5">launch</a> (std::shared_ptr&lt; <a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html">Thread</a> &gt; pThis, bool autoRemove, StartFunction start_function, Args ...args)</td></tr>
<tr class="memdesc:aba557e3155a2e29664f761a3cf3b9cd5 inherit pub_static_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="mdescLeft">&#160;</td><td class="mdescRight">Launch the given <a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html" title="Lifecycle-managed thread (used by ThreadGroup)">Thread</a> object. <a href="classdmlc_1_1ThreadGroup_1_1Thread.html#aba557e3155a2e29664f761a3cf3b9cd5">More...</a><br /></td></tr>
<tr class="separator:aba557e3155a2e29664f761a3cf3b9cd5 inherit pub_static_methods_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="inherited"></a>
Additional Inherited Members</h2></td></tr>
<tr class="inherit_header pub_types_classdmlc_1_1ThreadGroup_1_1Thread"><td colspan="2" onclick="javascript:toggleInherit('pub_types_classdmlc_1_1ThreadGroup_1_1Thread')"><img src="closed.png" alt="-"/>&#160;Public Types inherited from <a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html">dmlc::ThreadGroup::Thread</a></td></tr>
<tr class="memitem:a15a7156eee217ef17010947a83632150 inherit pub_types_classdmlc_1_1ThreadGroup_1_1Thread"><td class="memItemLeft" align="right" valign="top">using&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html#a15a7156eee217ef17010947a83632150">SharedPtr</a> = std::shared_ptr&lt; <a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html">Thread</a> &gt;</td></tr>
<tr class="memdesc:a15a7156eee217ef17010947a83632150 inherit pub_types_classdmlc_1_1ThreadGroup_1_1Thread"><td class="mdescLeft">&#160;</td><td class="mdescRight">Shared pointer type for readability. <a href="classdmlc_1_1ThreadGroup_1_1Thread.html#a15a7156eee217ef17010947a83632150">More...</a><br /></td></tr>
<tr class="separator:a15a7156eee217ef17010947a83632150 inherit pub_types_classdmlc_1_1ThreadGroup_1_1Thread"><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"><h3>template&lt;typename ObjectType, ObjectType quit_item&gt;<br />
class dmlc::BlockingQueueThread&lt; ObjectType, quit_item &gt;</h3>
<p>Blocking queue thread class. </p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
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<tr><td class="paramname">ObjectType</td><td>Object type to queue </td></tr>
<tr><td class="paramname">quit_item</td><td>Object value to signify queue shutdown (ie nullptr for pointer type is common) </td></tr>
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</dd>
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<dl class="section note"><dt>Note</dt><dd>See gtest unit test Syc.ManagedThreadLaunchQueueThread for a usage example </dd></dl>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a9c7c49eeb905f04d25944f942e27c63a">&#9670;&nbsp;</a></span>BlockingQueueThread()</h2>
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template&lt;typename ObjectType , ObjectType quit_item&gt; </div>
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<td class="memname"><a class="el" href="classdmlc_1_1BlockingQueueThread.html">dmlc::BlockingQueueThread</a>&lt; ObjectType, quit_item &gt;::<a class="el" href="classdmlc_1_1BlockingQueueThread.html">BlockingQueueThread</a> </td>
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<td class="paramtype">const std::string &amp;&#160;</td>
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<td class="paramtype"><a class="el" href="classdmlc_1_1ThreadGroup.html">dmlc::ThreadGroup</a> *&#160;</td>
<td class="paramname"><em>owner</em>, </td>
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<td class="paramtype">std::thread *&#160;</td>
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<p>Constructor. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">name</td><td>Name for the blockin g queue thread. Must be unique for a specific <a class="el" href="classdmlc_1_1ThreadGroup.html" title="Thread lifecycle management group.">ThreadGroup</a> </td></tr>
<tr><td class="paramname">owner</td><td><a class="el" href="classdmlc_1_1ThreadGroup.html" title="Thread lifecycle management group.">ThreadGroup</a> lifecycle manafger/owner </td></tr>
<tr><td class="paramname">thrd</td><td>Optionally attach an existing stl thread object </td></tr>
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<h2 class="memtitle"><span class="permalink"><a href="#ad6a1139602a954047e4c07f6e44a5e47">&#9670;&nbsp;</a></span>~BlockingQueueThread()</h2>
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template&lt;typename ObjectType , ObjectType quit_item&gt; </div>
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<td class="memname"><a class="el" href="classdmlc_1_1BlockingQueueThread.html">dmlc::BlockingQueueThread</a>&lt; ObjectType, quit_item &gt;::~<a class="el" href="classdmlc_1_1BlockingQueueThread.html">BlockingQueueThread</a> </td>
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<p>Destructor. </p>
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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#ab35b71aeadb50884b8ac273de30ba306">&#9670;&nbsp;</a></span>enqueue()</h2>
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<td class="memname">void <a class="el" href="classdmlc_1_1BlockingQueueThread.html">dmlc::BlockingQueueThread</a>&lt; ObjectType, quit_item &gt;::enqueue </td>
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<p>Enqueue and item. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">item</td><td>The item to enqueue </td></tr>
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<h2 class="memtitle"><span class="permalink"><a href="#a1265e3383d5cbf06ec24d415de194159">&#9670;&nbsp;</a></span>launch_run()</h2>
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template&lt;typename ObjectType , ObjectType quit_item&gt; </div>
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<td class="memname">static bool <a class="el" href="classdmlc_1_1BlockingQueueThread.html">dmlc::BlockingQueueThread</a>&lt; ObjectType, quit_item &gt;::launch_run </td>
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<td class="paramtype">std::shared_ptr&lt; <a class="el" href="classdmlc_1_1BlockingQueueThread.html">BQT</a> &gt;&#160;</td>
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<p>Launch to the 'run' function which will, in turn, call the class' 'run' function, passing it the given 'secondary_function' for it to call as needed. </p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
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<tr><td class="paramname">SecondaryFunction</td><td>Type of the secondary function for 'run' override to call as needed </td></tr>
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<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">pThis</td><td>Pointer to the managed thread to launch </td></tr>
<tr><td class="paramname">secondary_function</td><td>secondary function for 'run' override to call as needed </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>true if thread is launched successfully and added to the <a class="el" href="classdmlc_1_1ThreadGroup.html" title="Thread lifecycle management group.">ThreadGroup</a> </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a2db37aa339c11da94a0ce81f52d2d5c7">&#9670;&nbsp;</a></span>request_shutdown()</h2>
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template&lt;typename ObjectType , ObjectType quit_item&gt; </div>
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<td class="memname">void <a class="el" href="classdmlc_1_1BlockingQueueThread.html">dmlc::BlockingQueueThread</a>&lt; ObjectType, quit_item &gt;::request_shutdown </td>
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<p>Signal the thread that a shutdown is desired. </p>
<dl class="section note"><dt>Note</dt><dd>Since consumer doesn't necessarily get items in order, we must wait for the queue to empty. This is generally a shutdown procedure and should not be called from a performance-sensitive area </dd></dl>
<p>Reimplemented from <a class="el" href="classdmlc_1_1ThreadGroup_1_1Thread.html#a0dee1f2d880507a322c28bf2c29bfaee">dmlc::ThreadGroup::Thread</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aa936269ba93556a380b32f49df6a1829">&#9670;&nbsp;</a></span>run()</h2>
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template&lt;typename ObjectType , ObjectType quit_item&gt; </div>
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template&lt;typename OnItemFunction &gt; </div>
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<td class="paramtype">OnItemFunction&#160;</td>
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<p>Thread's main queue processing function. </p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
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<tr><td class="paramname">OnItemFunction</td><td>Function type to call when an item is dequeued </td></tr>
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</dd>
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<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">on_item_function</td><td>Function to call when an item is dequeued </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>0 if completed through a <code>quit_item</code>, nonzero if on_item_function requested an exit </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a31100f23c0701bf1d9d64d8676eb6bf8">&#9670;&nbsp;</a></span>size_approx()</h2>
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<td class="memname">size_t <a class="el" href="classdmlc_1_1BlockingQueueThread.html">dmlc::BlockingQueueThread</a>&lt; ObjectType, quit_item &gt;::size_approx </td>
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<p>Get the approximate size of the queue. </p>
<dl class="section return"><dt>Returns</dt><dd>The approximate size of the queue </dd></dl>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li>/work/mxnet/3rdparty/dmlc-core/include/dmlc/<a class="el" href="thread__group_8h_source.html">thread_group.h</a></li>
</ul>
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