Google Git
Sign in
apache / impala / asf-site / . / doc / html / classimpala_1_1FragmentMgr.html
blob: e8fecd06e301db2cbe0fd8a9104e30d8ccda6ac1 [file] [log] [blame]
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.6"/>
<title>Impala: impala::FragmentMgr Class Reference</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="resize.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<script type="text/javascript">
$(document).ready(initResizable);
$(window).load(resizeHeight);
</script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/search.js"></script>
<script type="text/javascript">
$(document).ready(function() { searchBox.OnSelectItem(0); });
</script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td style="padding-left: 0.5em;">
<div id="projectname">Impala
</div>
<div id="projectbrief">Impalaistheopensource,nativeanalyticdatabaseforApacheHadoop.</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.6 -->
<script type="text/javascript">
var searchBox = new SearchBox("searchBox", "search",false,'Search');
</script>
<div id="navrow1" class="tabs">
<ul class="tablist">
<li><a href="index.html"><span>Main&#160;Page</span></a></li>
<li><a href="namespaces.html"><span>Namespaces</span></a></li>
<li class="current"><a href="annotated.html"><span>Classes</span></a></li>
<li><a href="files.html"><span>Files</span></a></li>
<li>
<div id="MSearchBox" class="MSearchBoxInactive">
<span class="left">
<img id="MSearchSelect" src="search/mag_sel.png"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
alt=""/>
<input type="text" id="MSearchField" value="Search" accesskey="S"
onfocus="searchBox.OnSearchFieldFocus(true)"
onblur="searchBox.OnSearchFieldFocus(false)"
onkeyup="searchBox.OnSearchFieldChange(event)"/>
</span><span class="right">
<a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
</span>
</div>
</li>
</ul>
</div>
<div id="navrow2" class="tabs2">
<ul class="tablist">
<li><a href="annotated.html"><span>Class&#160;List</span></a></li>
<li><a href="classes.html"><span>Class&#160;Index</span></a></li>
<li><a href="inherits.html"><span>Class&#160;Hierarchy</span></a></li>
<li><a href="functions.html"><span>Class&#160;Members</span></a></li>
</ul>
</div>
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
<div id="nav-tree">
<div id="nav-tree-contents">
<div id="nav-sync" class="sync"></div>
</div>
</div>
<div id="splitbar" style="-moz-user-select:none;"
class="ui-resizable-handle">
</div>
</div>
<script type="text/javascript">
$(document).ready(function(){initNavTree('classimpala_1_1FragmentMgr.html','');});
</script>
<div id="doc-content">
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark">&#160;</span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark">&#160;</span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark">&#160;</span>Namespaces</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark">&#160;</span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark">&#160;</span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark">&#160;</span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark">&#160;</span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark">&#160;</span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark">&#160;</span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(9)"><span class="SelectionMark">&#160;</span>Friends</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(10)"><span class="SelectionMark">&#160;</span>Macros</a></div>
<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0"
name="MSearchResults" id="MSearchResults">
</iframe>
</div>
<div class="header">
<div class="summary">
<a href="#nested-classes">Classes</a> &#124;
<a href="#pub-methods">Public Member Functions</a> &#124;
<a href="#pri-types">Private Types</a> &#124;
<a href="#pri-methods">Private Member Functions</a> &#124;
<a href="#pri-attribs">Private Attributes</a> &#124;
<a href="classimpala_1_1FragmentMgr-members.html">List of all members</a> </div>
<div class="headertitle">
<div class="title">impala::FragmentMgr Class Reference</div> </div>
</div><!--header-->
<div class="contents">
<p><code>#include &lt;<a class="el" href="fragment-mgr_8h_source.html">fragment-mgr.h</a>&gt;</code></p>
<div class="dynheader">
Collaboration diagram for impala::FragmentMgr:</div>
<div class="dyncontent">
<div class="center"><iframe scrolling="no" frameborder="0" src="classimpala_1_1FragmentMgr__coll__graph.svg" width="436" height="318"><p><b>This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.</b></p></iframe></div>
</div>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a>
Classes</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1FragmentMgr_1_1FragmentExecState.html">FragmentExecState</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Execution state of a single plan fragment. <a href="classimpala_1_1FragmentMgr_1_1FragmentExecState.html#details">More...</a><br/></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><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:a7bd4d56fbd6a7e26165406ae7d7f77fb"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classimpala_1_1Status.html">Status</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1FragmentMgr.html#a7bd4d56fbd6a7e26165406ae7d7f77fb">ExecPlanFragment</a> (const TExecPlanFragmentParams &amp;params)</td></tr>
<tr class="separator:a7bd4d56fbd6a7e26165406ae7d7f77fb"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0327ce4f5905c4224df31ddbb2d0d96d"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1FragmentMgr.html#a0327ce4f5905c4224df31ddbb2d0d96d">CancelPlanFragment</a> (TCancelPlanFragmentResult &amp;return_val, const TCancelPlanFragmentParams &amp;params)</td></tr>
<tr class="memdesc:a0327ce4f5905c4224df31ddbb2d0d96d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Cancels a plan fragment that is running asynchronously. <a href="#a0327ce4f5905c4224df31ddbb2d0d96d">More...</a><br/></td></tr>
<tr class="separator:a0327ce4f5905c4224df31ddbb2d0d96d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a2a62b5e0d1ab0f956160cc873f70fcbb"><td class="memItemLeft" align="right" valign="top">boost::shared_ptr<br class="typebreak"/>
&lt; <a class="el" href="classimpala_1_1FragmentMgr_1_1FragmentExecState.html">FragmentExecState</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1FragmentMgr.html#a2a62b5e0d1ab0f956160cc873f70fcbb">GetFragmentExecState</a> (const TUniqueId &amp;fragment_instance_id)</td></tr>
<tr class="separator:a2a62b5e0d1ab0f956160cc873f70fcbb"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pri-types"></a>
Private Types</h2></td></tr>
<tr class="memitem:a2098a3f11258adcb11ce1f7c6fd15a54"><td class="memItemLeft" align="right" valign="top">typedef boost::unordered_map<br class="typebreak"/>
&lt; TUniqueId, boost::shared_ptr<br class="typebreak"/>
&lt; <a class="el" href="classimpala_1_1FragmentMgr_1_1FragmentExecState.html">FragmentExecState</a> &gt; &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1FragmentMgr.html#a2098a3f11258adcb11ce1f7c6fd15a54">FragmentExecStateMap</a></td></tr>
<tr class="separator:a2098a3f11258adcb11ce1f7c6fd15a54"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pri-methods"></a>
Private Member Functions</h2></td></tr>
<tr class="memitem:afde1b9f5651d0446473677020276511c"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1FragmentMgr.html#afde1b9f5651d0446473677020276511c">FragmentExecThread</a> (<a class="el" href="classimpala_1_1FragmentMgr_1_1FragmentExecState.html">FragmentExecState</a> *exec_state)</td></tr>
<tr class="separator:afde1b9f5651d0446473677020276511c"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pri-attribs"></a>
Private Attributes</h2></td></tr>
<tr class="memitem:ab3105337441be0bbaf9d106d897bffea"><td class="memItemLeft" align="right" valign="top">boost::mutex&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1FragmentMgr.html#ab3105337441be0bbaf9d106d897bffea">fragment_exec_state_map_lock_</a></td></tr>
<tr class="memdesc:ab3105337441be0bbaf9d106d897bffea"><td class="mdescLeft">&#160;</td><td class="mdescRight">protects fragment_exec_state_map_ <a href="#ab3105337441be0bbaf9d106d897bffea">More...</a><br/></td></tr>
<tr class="separator:ab3105337441be0bbaf9d106d897bffea"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3073c45d79680eee05e49a7e923ad60e"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classimpala_1_1FragmentMgr.html#a2098a3f11258adcb11ce1f7c6fd15a54">FragmentExecStateMap</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classimpala_1_1FragmentMgr.html#a3073c45d79680eee05e49a7e923ad60e">fragment_exec_state_map_</a></td></tr>
<tr class="separator:a3073c45d79680eee05e49a7e923ad60e"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Manages execution of individual plan fragments, which are typically run as a result of <a class="el" href="classimpala_1_1FragmentMgr.html#a7bd4d56fbd6a7e26165406ae7d7f77fb">ExecPlanFragment()</a> RPCs that arrive via the internal Impala interface. A fragment is started in <a class="el" href="classimpala_1_1FragmentMgr.html#a7bd4d56fbd6a7e26165406ae7d7f77fb">ExecPlanFragment()</a>, which starts a thread which runs <a class="el" href="classimpala_1_1FragmentMgr.html#afde1b9f5651d0446473677020276511c">FragmentExecThread()</a> asynchronously and returns. After this point a fragment may terminate either by cancellation via <a class="el" href="classimpala_1_1FragmentMgr.html#a0327ce4f5905c4224df31ddbb2d0d96d" title="Cancels a plan fragment that is running asynchronously. ">CancelPlanFragment()</a>, or when <a class="el" href="classimpala_1_1FragmentMgr.html#afde1b9f5651d0446473677020276511c">FragmentExecThread()</a> returns. TODO: Remove Thrift args from methods where it would improve readability; <a class="el" href="classimpala_1_1ImpalaInternalService.html">ImpalaInternalService</a> can take care of translation to / from Thrift, as it already does for <a class="el" href="classimpala_1_1FragmentMgr.html#a7bd4d56fbd6a7e26165406ae7d7f77fb">ExecPlanFragment()</a>'s return value. </p>
<p>Definition at line <a class="el" href="fragment-mgr_8h_source.html#l00038">38</a> of file <a class="el" href="fragment-mgr_8h_source.html">fragment-mgr.h</a>.</p>
</div><h2 class="groupheader">Member Typedef Documentation</h2>
<a class="anchor" id="a2098a3f11258adcb11ce1f7c6fd15a54"></a>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">typedef boost::unordered_map&lt;TUniqueId, boost::shared_ptr&lt;<a class="el" href="classimpala_1_1FragmentMgr_1_1FragmentExecState.html">FragmentExecState</a>&gt; &gt; <a class="el" href="classimpala_1_1FragmentMgr.html#a2098a3f11258adcb11ce1f7c6fd15a54">impala::FragmentMgr::FragmentExecStateMap</a></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">private</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>map from fragment id to exec state; <a class="el" href="classimpala_1_1FragmentMgr_1_1FragmentExecState.html" title="Execution state of a single plan fragment. ">FragmentExecState</a> is owned by us and referenced as a shared_ptr to allow asynchronous calls to <a class="el" href="classimpala_1_1FragmentMgr.html#a0327ce4f5905c4224df31ddbb2d0d96d" title="Cancels a plan fragment that is running asynchronously. ">CancelPlanFragment()</a> </p>
<p>Definition at line <a class="el" href="fragment-mgr_8h_source.html#l00068">68</a> of file <a class="el" href="fragment-mgr_8h_source.html">fragment-mgr.h</a>.</p>
</div>
</div>
<h2 class="groupheader">Member Function Documentation</h2>
<a class="anchor" id="a0327ce4f5905c4224df31ddbb2d0d96d"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void FragmentMgr::CancelPlanFragment </td>
<td>(</td>
<td class="paramtype">TCancelPlanFragmentResult &amp;&#160;</td>
<td class="paramname"><em>return_val</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const TCancelPlanFragmentParams &amp;&#160;</td>
<td class="paramname"><em>params</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Cancels a plan fragment that is running asynchronously. </p>
<p>Definition at line <a class="el" href="fragment-mgr_8cc_source.html#l00115">115</a> of file <a class="el" href="fragment-mgr_8cc_source.html">fragment-mgr.cc</a>.</p>
<p>References <a class="el" href="status_8h_source.html#l00213">impala::Status::SetTStatus()</a>, and <a class="el" href="logging_8h_source.html#l00057">VLOG_QUERY</a>.</p>
</div>
</div>
<a class="anchor" id="a7bd4d56fbd6a7e26165406ae7d7f77fb"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="classimpala_1_1Status.html">Status</a> FragmentMgr::ExecPlanFragment </td>
<td>(</td>
<td class="paramtype">const TExecPlanFragmentParams &amp;&#160;</td>
<td class="paramname"><em>params</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Registers a new <a class="el" href="classimpala_1_1FragmentMgr_1_1FragmentExecState.html" title="Execution state of a single plan fragment. ">FragmentExecState</a>, Prepare()'s it, and launches the thread that runs <a class="el" href="classimpala_1_1FragmentMgr.html#afde1b9f5651d0446473677020276511c">FragmentExecThread()</a> before returning. Returns OK if there was no error, otherwise returns an error if the fragment is malformed (e.g. no sink), or if there is an error during Prepare(). </p>
<p>Definition at line <a class="el" href="fragment-mgr_8cc_source.html#l00035">35</a> of file <a class="el" href="fragment-mgr_8cc_source.html">fragment-mgr.cc</a>.</p>
<p>References <a class="el" href="fragment-mgr_8cc_source.html#l00068">FragmentExecThread()</a>, <a class="el" href="exec-env_8h_source.html#l00063">impala::ExecEnv::GetInstance()</a>, <a class="el" href="status_8h_source.html#l00087">impala::Status::OK</a>, <a class="el" href="status_8h_source.html#l00242">RETURN_IF_ERROR</a>, and <a class="el" href="logging_8h_source.html#l00057">VLOG_QUERY</a>.</p>
</div>
</div>
<a class="anchor" id="afde1b9f5651d0446473677020276511c"></a>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">void FragmentMgr::FragmentExecThread </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classimpala_1_1FragmentMgr_1_1FragmentExecState.html">FragmentExecState</a> *&#160;</td>
<td class="paramname"><em>exec_state</em></td><td>)</td>
<td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">private</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>Call exec_state-&gt;<a class="el" href="namespaceimpala.html#a8173907db7b6f1785b33db9d4e253be7">Exec()</a>, and then removes exec_state from the fragment map. Run in the fragment's execution thread. </p>
<p>Definition at line <a class="el" href="fragment-mgr_8cc_source.html#l00068">68</a> of file <a class="el" href="fragment-mgr_8cc_source.html">fragment-mgr.cc</a>.</p>
<p>References <a class="el" href="fragment-exec-state_8cc_source.html#l00048">impala::FragmentMgr::FragmentExecState::Exec()</a>, <a class="el" href="fragment-exec-state_8h_source.html#l00058">impala::FragmentMgr::FragmentExecState::fragment_instance_id()</a>, and <a class="el" href="impalad-metrics_8h_source.html#l00127">impala::ImpaladMetrics::IMPALA_SERVER_NUM_FRAGMENTS</a>.</p>
<p>Referenced by <a class="el" href="fragment-mgr_8cc_source.html#l00035">ExecPlanFragment()</a>.</p>
</div>
</div>
<a class="anchor" id="a2a62b5e0d1ab0f956160cc873f70fcbb"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">shared_ptr&lt; <a class="el" href="classimpala_1_1FragmentMgr_1_1FragmentExecState.html">FragmentMgr::FragmentExecState</a> &gt; FragmentMgr::GetFragmentExecState </td>
<td>(</td>
<td class="paramtype">const TUniqueId &amp;&#160;</td>
<td class="paramname"><em>fragment_instance_id</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Returns a shared pointer to the <a class="el" href="classimpala_1_1FragmentMgr_1_1FragmentExecState.html" title="Execution state of a single plan fragment. ">FragmentExecState</a> if one can be found for the given id. If the id is not found, the shared pointer will contain NULL. </p>
<p>Definition at line <a class="el" href="fragment-mgr_8cc_source.html#l00104">104</a> of file <a class="el" href="fragment-mgr_8cc_source.html">fragment-mgr.cc</a>.</p>
</div>
</div>
<h2 class="groupheader">Member Data Documentation</h2>
<a class="anchor" id="a3073c45d79680eee05e49a7e923ad60e"></a>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="classimpala_1_1FragmentMgr.html#a2098a3f11258adcb11ce1f7c6fd15a54">FragmentExecStateMap</a> impala::FragmentMgr::fragment_exec_state_map_</td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">private</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>Definition at line <a class="el" href="fragment-mgr_8h_source.html#l00069">69</a> of file <a class="el" href="fragment-mgr_8h_source.html">fragment-mgr.h</a>.</p>
</div>
</div>
<a class="anchor" id="ab3105337441be0bbaf9d106d897bffea"></a>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">boost::mutex impala::FragmentMgr::fragment_exec_state_map_lock_</td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">private</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>protects fragment_exec_state_map_ </p>
<p>Definition at line <a class="el" href="fragment-mgr_8h_source.html#l00063">63</a> of file <a class="el" href="fragment-mgr_8h_source.html">fragment-mgr.h</a>.</p>
</div>
</div>
<hr/>The documentation for this class was generated from the following files:<ul>
<li>be/src/service/<a class="el" href="fragment-mgr_8h_source.html">fragment-mgr.h</a></li>
<li>be/src/service/<a class="el" href="fragment-mgr_8cc_source.html">fragment-mgr.cc</a></li>
</ul>
</div><!-- contents -->
</div><!-- doc-content -->
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
<ul>
<li class="navelem"><a class="el" href="namespaceimpala.html">impala</a></li><li class="navelem"><a class="el" href="classimpala_1_1FragmentMgr.html">FragmentMgr</a></li>
<li class="footer">Generated on Thu May 7 2015 16:10:50 for Impala by
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.6 </li>
</ul>
</div>
</body>
</html>