<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<!--NewPage-->
<HTML>
<HEAD>
<!-- Generated by javadoc (build 1.6.0_23) on Fri Oct 07 06:23:08 UTC 2011 -->
<TITLE>
UserLogManager (Hadoop 0.20.205.0 API)
</TITLE>

<META NAME="date" CONTENT="2011-10-07">

<LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../../../../stylesheet.css" TITLE="Style">

<SCRIPT type="text/javascript">
function windowTitle()
{
    if (location.href.indexOf('is-external=true') == -1) {
        parent.document.title="UserLogManager (Hadoop 0.20.205.0 API)";
    }
}
</SCRIPT>
<NOSCRIPT>
</NOSCRIPT>

</HEAD>

<BODY BGCOLOR="white" onload="windowTitle();">
<HR>


<!-- ========= START OF TOP NAVBAR ======= -->
<A NAME="navbar_top"><!-- --></A>
<A HREF="#skip-navbar_top" title="Skip navigation links"></A>
<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
<TR>
<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1">
<A NAME="navbar_top_firstrow"><!-- --></A>
<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
  <TR ALIGN="center" VALIGN="top">
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> &nbsp;<FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="class-use/UserLogManager.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A>&nbsp;</TD>
  </TR>
</TABLE>
</TD>
<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
</EM>
</TD>
</TR>

<TR>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
&nbsp;<A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogEvent.EventType.html" title="enum in org.apache.hadoop.mapreduce.server.tasktracker.userlogs"><B>PREV CLASS</B></A>&nbsp;
&nbsp;NEXT CLASS</FONT></TD>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
  <A HREF="../../../../../../../index.html?org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogManager.html" target="_top"><B>FRAMES</B></A>  &nbsp;
&nbsp;<A HREF="UserLogManager.html" target="_top"><B>NO FRAMES</B></A>  &nbsp;
&nbsp;<SCRIPT type="text/javascript">
  <!--
  if(window==top) {
    document.writeln('<A HREF="../../../../../../../allclasses-noframe.html"><B>All Classes</B></A>');
  }
  //-->
</SCRIPT>
<NOSCRIPT>
  <A HREF="../../../../../../../allclasses-noframe.html"><B>All Classes</B></A>
</NOSCRIPT>


</FONT></TD>
</TR>
<TR>
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
  SUMMARY:&nbsp;NESTED&nbsp;|&nbsp;FIELD&nbsp;|&nbsp;<A HREF="#constructor_summary">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_summary">METHOD</A></FONT></TD>
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
DETAIL:&nbsp;FIELD&nbsp;|&nbsp;<A HREF="#constructor_detail">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_detail">METHOD</A></FONT></TD>
</TR>
</TABLE>
<A NAME="skip-navbar_top"></A>
<!-- ========= END OF TOP NAVBAR ========= -->

<HR>
<!-- ======== START OF CLASS DATA ======== -->
<H2>
<FONT SIZE="-1">
org.apache.hadoop.mapreduce.server.tasktracker.userlogs</FONT>
<BR>
Class UserLogManager</H2>
<PRE>
<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</A>
  <IMG SRC="../../../../../../../resources/inherit.gif" ALT="extended by "><B>org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogManager</B>
</PRE>
<HR>
<DL>
<DT><PRE>public class <B>UserLogManager</B><DT>extends <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></DL>
</PRE>

<P>
This manages user logs on the <A HREF="../../../../../../../org/apache/hadoop/mapred/TaskTracker.html" title="class in org.apache.hadoop.mapred"><CODE>TaskTracker</CODE></A>.
<P>

<P>
<HR>

<P>

<!-- ======== CONSTRUCTOR SUMMARY ======== -->

<A NAME="constructor_summary"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
<B>Constructor Summary</B></FONT></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogManager.html#UserLogManager(org.apache.hadoop.conf.Configuration)">UserLogManager</A></B>(<A HREF="../../../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create the user log manager to manage user logs on <A HREF="../../../../../../../org/apache/hadoop/mapred/TaskTracker.html" title="class in org.apache.hadoop.mapred"><CODE>TaskTracker</CODE></A>.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><B><A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogManager.html#UserLogManager(org.apache.hadoop.conf.Configuration, org.apache.hadoop.mapred.TaskController)">UserLogManager</A></B>(<A HREF="../../../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf,
               <A HREF="../../../../../../../org/apache/hadoop/mapred/TaskController.html" title="class in org.apache.hadoop.mapred">TaskController</A>&nbsp;taskController)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Create the user log manager to manage user logs on <A HREF="../../../../../../../org/apache/hadoop/mapred/TaskTracker.html" title="class in org.apache.hadoop.mapred"><CODE>TaskTracker</CODE></A>.</TD>
</TR>
</TABLE>
&nbsp;
<!-- ========== METHOD SUMMARY =========== -->

<A NAME="method_summary"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2">
<B>Method Summary</B></FONT></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogManager.html#addLogEvent(org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogEvent)">addLogEvent</A></B>(<A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogEvent.html" title="class in org.apache.hadoop.mapreduce.server.tasktracker.userlogs">UserLogEvent</A>&nbsp;event)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Add the <A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogEvent.html" title="class in org.apache.hadoop.mapreduce.server.tasktracker.userlogs"><CODE>UserLogEvent</CODE></A> for processing.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogManager.html#clearOldUserLogs(org.apache.hadoop.conf.Configuration)">clearOldUserLogs</A></B>(<A HREF="../../../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Called during TaskTracker restart/re-init.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../../../../org/apache/hadoop/mapred/TaskController.html" title="class in org.apache.hadoop.mapred">TaskController</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogManager.html#getTaskController()">getTaskController</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get the taskController for deleting logs.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="../../../../../../../org/apache/hadoop/mapred/UserLogCleaner.html" title="class in org.apache.hadoop.mapred">UserLogCleaner</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogManager.html#getUserLogCleaner()">getUserLogCleaner</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Get <A HREF="../../../../../../../org/apache/hadoop/mapred/UserLogCleaner.html" title="class in org.apache.hadoop.mapred"><CODE>UserLogCleaner</CODE></A>.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogManager.html#monitor()">monitor</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogManager.html#processEvent(org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogEvent)">processEvent</A></B>(<A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogEvent.html" title="class in org.apache.hadoop.mapreduce.server.tasktracker.userlogs">UserLogEvent</A>&nbsp;event)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogManager.html#start()">start</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Starts managing the logs</TD>
</TR>
</TABLE>
&nbsp;<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></B></TH>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD>
</TR>
</TABLE>
&nbsp;
<P>

<!-- ========= CONSTRUCTOR DETAIL ======== -->

<A NAME="constructor_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
<B>Constructor Detail</B></FONT></TH>
</TR>
</TABLE>

<A NAME="UserLogManager(org.apache.hadoop.conf.Configuration, org.apache.hadoop.mapred.TaskController)"><!-- --></A><H3>
UserLogManager</H3>
<PRE>
public <B>UserLogManager</B>(<A HREF="../../../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf,
                      <A HREF="../../../../../../../org/apache/hadoop/mapred/TaskController.html" title="class in org.apache.hadoop.mapred">TaskController</A>&nbsp;taskController)
               throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE>
<DL>
<DD>Create the user log manager to manage user logs on <A HREF="../../../../../../../org/apache/hadoop/mapred/TaskTracker.html" title="class in org.apache.hadoop.mapred"><CODE>TaskTracker</CODE></A>.
 
 It should be explicitly started using <A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogManager.html#start()"><CODE>start()</CODE></A> to start functioning
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>conf</CODE> - The <A HREF="../../../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf"><CODE>Configuration</CODE></A><DD><CODE>taskController</CODE> - The task controller to delete the log files
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL>
</DL>
<HR>

<A NAME="UserLogManager(org.apache.hadoop.conf.Configuration)"><!-- --></A><H3>
UserLogManager</H3>
<PRE>
public <B>UserLogManager</B>(<A HREF="../../../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)
               throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE>
<DL>
<DD>Create the user log manager to manage user logs on <A HREF="../../../../../../../org/apache/hadoop/mapred/TaskTracker.html" title="class in org.apache.hadoop.mapred"><CODE>TaskTracker</CODE></A>.
 This constructor is there mainly for unit tests.
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>conf</CODE> - The <A HREF="../../../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf"><CODE>Configuration</CODE></A>
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL>
</DL>

<!-- ============ METHOD DETAIL ========== -->

<A NAME="method_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2">
<B>Method Detail</B></FONT></TH>
</TR>
</TABLE>

<A NAME="getTaskController()"><!-- --></A><H3>
getTaskController</H3>
<PRE>
public <A HREF="../../../../../../../org/apache/hadoop/mapred/TaskController.html" title="class in org.apache.hadoop.mapred">TaskController</A> <B>getTaskController</B>()</PRE>
<DL>
<DD>Get the taskController for deleting logs.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the TaskController</DL>
</DD>
</DL>
<HR>

<A NAME="start()"><!-- --></A><H3>
start</H3>
<PRE>
public void <B>start</B>()</PRE>
<DL>
<DD>Starts managing the logs
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="monitor()"><!-- --></A><H3>
monitor</H3>
<PRE>
protected void <B>monitor</B>()
                throws <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</A></PRE>
<DL>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="processEvent(org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogEvent)"><!-- --></A><H3>
processEvent</H3>
<PRE>
protected void <B>processEvent</B>(<A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogEvent.html" title="class in org.apache.hadoop.mapreduce.server.tasktracker.userlogs">UserLogEvent</A>&nbsp;event)
                     throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE>
<DL>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="clearOldUserLogs(org.apache.hadoop.conf.Configuration)"><!-- --></A><H3>
clearOldUserLogs</H3>
<PRE>
public void <B>clearOldUserLogs</B>(<A HREF="../../../../../../../org/apache/hadoop/conf/Configuration.html" title="class in org.apache.hadoop.conf">Configuration</A>&nbsp;conf)
                      throws <A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></PRE>
<DL>
<DD>Called during TaskTracker restart/re-init.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>conf</CODE> - TT's conf
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="addLogEvent(org.apache.hadoop.mapreduce.server.tasktracker.userlogs.UserLogEvent)"><!-- --></A><H3>
addLogEvent</H3>
<PRE>
public void <B>addLogEvent</B>(<A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogEvent.html" title="class in org.apache.hadoop.mapreduce.server.tasktracker.userlogs">UserLogEvent</A>&nbsp;event)</PRE>
<DL>
<DD>Add the <A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogEvent.html" title="class in org.apache.hadoop.mapreduce.server.tasktracker.userlogs"><CODE>UserLogEvent</CODE></A> for processing.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>event</CODE> - </DL>
</DD>
</DL>
<HR>

<A NAME="getUserLogCleaner()"><!-- --></A><H3>
getUserLogCleaner</H3>
<PRE>
public <A HREF="../../../../../../../org/apache/hadoop/mapred/UserLogCleaner.html" title="class in org.apache.hadoop.mapred">UserLogCleaner</A> <B>getUserLogCleaner</B>()</PRE>
<DL>
<DD>Get <A HREF="../../../../../../../org/apache/hadoop/mapred/UserLogCleaner.html" title="class in org.apache.hadoop.mapred"><CODE>UserLogCleaner</CODE></A>.
 
 This method is called only from unit tests.
<P>
<DD><DL>

<DT><B>Returns:</B><DD><A HREF="../../../../../../../org/apache/hadoop/mapred/UserLogCleaner.html" title="class in org.apache.hadoop.mapred"><CODE>UserLogCleaner</CODE></A></DL>
</DD>
</DL>
<!-- ========= END OF CLASS DATA ========= -->
<HR>


<!-- ======= START OF BOTTOM NAVBAR ====== -->
<A NAME="navbar_bottom"><!-- --></A>
<A HREF="#skip-navbar_bottom" title="Skip navigation links"></A>
<TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY="">
<TR>
<TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1">
<A NAME="navbar_bottom_firstrow"><!-- --></A>
<TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY="">
  <TR ALIGN="center" VALIGN="top">
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> &nbsp;<FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="class-use/UserLogManager.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A>&nbsp;</TD>
  <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1">    <A HREF="../../../../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A>&nbsp;</TD>
  </TR>
</TABLE>
</TD>
<TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM>
</EM>
</TD>
</TR>

<TR>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
&nbsp;<A HREF="../../../../../../../org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogEvent.EventType.html" title="enum in org.apache.hadoop.mapreduce.server.tasktracker.userlogs"><B>PREV CLASS</B></A>&nbsp;
&nbsp;NEXT CLASS</FONT></TD>
<TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2">
  <A HREF="../../../../../../../index.html?org/apache/hadoop/mapreduce/server/tasktracker/userlogs/UserLogManager.html" target="_top"><B>FRAMES</B></A>  &nbsp;
&nbsp;<A HREF="UserLogManager.html" target="_top"><B>NO FRAMES</B></A>  &nbsp;
&nbsp;<SCRIPT type="text/javascript">
  <!--
  if(window==top) {
    document.writeln('<A HREF="../../../../../../../allclasses-noframe.html"><B>All Classes</B></A>');
  }
  //-->
</SCRIPT>
<NOSCRIPT>
  <A HREF="../../../../../../../allclasses-noframe.html"><B>All Classes</B></A>
</NOSCRIPT>


</FONT></TD>
</TR>
<TR>
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
  SUMMARY:&nbsp;NESTED&nbsp;|&nbsp;FIELD&nbsp;|&nbsp;<A HREF="#constructor_summary">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_summary">METHOD</A></FONT></TD>
<TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">
DETAIL:&nbsp;FIELD&nbsp;|&nbsp;<A HREF="#constructor_detail">CONSTR</A>&nbsp;|&nbsp;<A HREF="#method_detail">METHOD</A></FONT></TD>
</TR>
</TABLE>
<A NAME="skip-navbar_bottom"></A>
<!-- ======== END OF BOTTOM NAVBAR ======= -->

<HR>
Copyright &copy; 2009 The Apache Software Foundation
</BODY>
</HTML>
