org.apache.hadoop.mapred
Class StatusHttpServer.StackServlet

java.lang.Object
  javax.servlet.GenericServlet
      javax.servlet.http.HttpServlet
          org.apache.hadoop.mapred.StatusHttpServer.StackServlet

All Implemented Interfaces:

Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

Enclosing class:

StatusHttpServer

public static class StatusHttpServer.StackServlet
extends javax.servlet.http.HttpServlet

A very simple servlet to serve up a text representation of the current stack traces. It both returns the stacks to the caller and logs them. Currently the stack traces are done sequentially rather than exactly the same data.

See Also:

Serialized Form

Constructor Summary

StatusHttpServer.StackServlet()

Method Summary

void	doGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)

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, init, log, log

Methods inherited from class java.lang.Object

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

Constructor Detail

StatusHttpServer.StackServlet

public StatusHttpServer.StackServlet()

Method Detail

doGet

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

Overrides:

doGet in class javax.servlet.http.HttpServlet

Throws:

javax.servlet.ServletException

IOException