org.apache.hadoop.mapred

Class TaskTracker.MapOutputServlet

java.lang.Object

javax.servlet.GenericServlet

javax.servlet.http.HttpServlet

org.apache.hadoop.mapred.TaskTracker.MapOutputServlet

All Implemented Interfaces:

java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

Enclosing class:

TaskTracker

public static class TaskTracker.MapOutputServlet
extends javax.servlet.http.HttpServlet

This class is used in TaskTracker's Jetty to serve the map outputs to other nodes.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
TaskTracker.MapOutputServlet()

Method Summary

Methods

Modifier and Type	Method and Description
protected void	checkException(java.io.IOException ie, java.lang.String exceptionMsgRegex, java.lang.String exceptionStackRegex, org.apache.hadoop.mapred.TaskTracker.ShuffleServerMetrics shuffleMetrics)
void	doGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)
void	init()

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doHead, doOptions, doPost, doPut, doTrace, getLastModified, service, service

Methods inherited from class javax.servlet.GenericServlet

destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, log, log

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TaskTracker.MapOutputServlet

public TaskTracker.MapOutputServlet()

Method Detail

init

public void init()
          throws javax.servlet.ServletException

Overrides:

init in class javax.servlet.GenericServlet

Throws:

javax.servlet.ServletException

doGet

public void doGet(javax.servlet.http.HttpServletRequest request,
         javax.servlet.http.HttpServletResponse response)
           throws javax.servlet.ServletException,
                  java.io.IOException

Overrides:

doGet in class javax.servlet.http.HttpServlet

Throws:

javax.servlet.ServletException

java.io.IOException

checkException

protected void checkException(java.io.IOException ie,
                  java.lang.String exceptionMsgRegex,
                  java.lang.String exceptionStackRegex,
                  org.apache.hadoop.mapred.TaskTracker.ShuffleServerMetrics shuffleMetrics)