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<div class="header">
<div class="summary">
<a href="#pub-methods">Public Member Functions</a> |
<a href="classtf_1_1ExecutorObserverInterface-members.html">List of all members</a> </div>
<div class="headertitle">
<div class="title">tf::ExecutorObserverInterface Class Reference<span class="mlabels"><span class="mlabel">abstract</span></span></div> </div>
</div><!--header-->
<div class="contents">
<p>The interface class for creating an executor observer.
<a href="classtf_1_1ExecutorObserverInterface.html#details">More...</a></p>
<p><code>#include <<a class="el" href="observer_8hpp_source.html">observer.hpp</a>></code></p>
<div class="dynheader">
Inheritance diagram for tf::ExecutorObserverInterface:</div>
<div class="dyncontent">
<div class="center"><img src="classtf_1_1ExecutorObserverInterface__inherit__graph.png" border="0" usemap="#tf_1_1ExecutorObserverInterface_inherit__map" alt="Inheritance graph"/></div>
<map name="tf_1_1ExecutorObserverInterface_inherit__map" id="tf_1_1ExecutorObserverInterface_inherit__map">
<area shape="rect" id="node2" href="classtf_1_1ExecutorObserver.html" title="Default executor observer to dump the execution timelines. " alt="" coords="31,80,174,107"/>
</map>
<center><span class="legend">[<a target="top" href="graph_legend.html">legend</a>]</span></center></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:a239e48ee46d73bcd5a3f28b3e1b8fe50"><td class="memItemLeft" align="right" valign="top"><a id="a239e48ee46d73bcd5a3f28b3e1b8fe50"></a>
virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classtf_1_1ExecutorObserverInterface.html#a239e48ee46d73bcd5a3f28b3e1b8fe50">~ExecutorObserverInterface</a> ()=default</td></tr>
<tr class="memdesc:a239e48ee46d73bcd5a3f28b3e1b8fe50"><td class="mdescLeft"> </td><td class="mdescRight">virtual destructor <br /></td></tr>
<tr class="separator:a239e48ee46d73bcd5a3f28b3e1b8fe50"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae9fc3e8778dbb52175fe6ff13eb1672d"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classtf_1_1ExecutorObserverInterface.html#ae9fc3e8778dbb52175fe6ff13eb1672d">set_up</a> (unsigned num_workers)=0</td></tr>
<tr class="memdesc:ae9fc3e8778dbb52175fe6ff13eb1672d"><td class="mdescLeft"> </td><td class="mdescRight">constructor-like method to call when the executor observer is fully created <a href="#ae9fc3e8778dbb52175fe6ff13eb1672d">More...</a><br /></td></tr>
<tr class="separator:ae9fc3e8778dbb52175fe6ff13eb1672d"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ace7c0e2f07aa0389e479e9f949cce758"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classtf_1_1ExecutorObserverInterface.html#ace7c0e2f07aa0389e479e9f949cce758">on_entry</a> (unsigned worker_id, <a class="el" href="classtf_1_1TaskView.html">TaskView</a> task_view)=0</td></tr>
<tr class="memdesc:ace7c0e2f07aa0389e479e9f949cce758"><td class="mdescLeft"> </td><td class="mdescRight">method to call before a worker thread executes a closure <a href="#ace7c0e2f07aa0389e479e9f949cce758">More...</a><br /></td></tr>
<tr class="separator:ace7c0e2f07aa0389e479e9f949cce758"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a02c91f5c3839bde52e7b172170887acf"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classtf_1_1ExecutorObserverInterface.html#a02c91f5c3839bde52e7b172170887acf">on_exit</a> (unsigned worker_id, <a class="el" href="classtf_1_1TaskView.html">TaskView</a> task_view)=0</td></tr>
<tr class="memdesc:a02c91f5c3839bde52e7b172170887acf"><td class="mdescLeft"> </td><td class="mdescRight">method to call after a worker thread executed a closure <a href="#a02c91f5c3839bde52e7b172170887acf">More...</a><br /></td></tr>
<tr class="separator:a02c91f5c3839bde52e7b172170887acf"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>The interface class for creating an executor observer. </p>
<p>The <a class="el" href="classtf_1_1ExecutorObserver.html" title="Default executor observer to dump the execution timelines. ">tf::ExecutorObserver</a> class let users define methods to monitor the behaviors of an executor. This is particularly useful when you want to inspect the performance of an executor. </p>
</div><h2 class="groupheader">Member Function Documentation</h2>
<a id="ace7c0e2f07aa0389e479e9f949cce758"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ace7c0e2f07aa0389e479e9f949cce758">◆ </a></span>on_entry()</h2>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">virtual void tf::ExecutorObserverInterface::on_entry </td>
<td>(</td>
<td class="paramtype">unsigned </td>
<td class="paramname"><em>worker_id</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="classtf_1_1TaskView.html">TaskView</a> </td>
<td class="paramname"><em>task_view</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">pure virtual</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>method to call before a worker thread executes a closure </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">worker_id</td><td>the id of this worker thread </td></tr>
<tr><td class="paramname">task_view</td><td>a constant wrapper object to the task </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a id="a02c91f5c3839bde52e7b172170887acf"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a02c91f5c3839bde52e7b172170887acf">◆ </a></span>on_exit()</h2>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">virtual void tf::ExecutorObserverInterface::on_exit </td>
<td>(</td>
<td class="paramtype">unsigned </td>
<td class="paramname"><em>worker_id</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="classtf_1_1TaskView.html">TaskView</a> </td>
<td class="paramname"><em>task_view</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">pure virtual</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>method to call after a worker thread executed a closure </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">worker_id</td><td>the id of this worker thread </td></tr>
<tr><td class="paramname">task_view</td><td>a constant wrapper object to the task </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a id="ae9fc3e8778dbb52175fe6ff13eb1672d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ae9fc3e8778dbb52175fe6ff13eb1672d">◆ </a></span>set_up()</h2>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">virtual void tf::ExecutorObserverInterface::set_up </td>
<td>(</td>
<td class="paramtype">unsigned </td>
<td class="paramname"><em>num_workers</em></td><td>)</td>
<td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">pure virtual</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>constructor-like method to call when the executor observer is fully created </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">num_workers</td><td>the number of the worker threads in the executor </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="observer_8hpp_source.html">observer.hpp</a></li>
</ul>
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<li class="navelem"><b>tf</b></li><li class="navelem"><a class="el" href="classtf_1_1ExecutorObserverInterface.html">ExecutorObserverInterface</a></li>
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