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## org.apache.hadoop.mapred
Class TaskLogServlet

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

All Implemented Interfaces:
  Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

    public class TaskLogServlet

extends javax.servlet.http.HttpServlet

A servlet that is run by the TaskTrackers to provide the task logs via http.

See Also:
  Serialized Form

Constructor Summary
`TaskLogServlet()`

Method Summary
`void` | `doGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)` Get the logs via http.
`static String` | `getTaskLogUrl(String taskTrackerHostName, String httpPort, String taskAttemptID)` Construct the taskLogUrl

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

### TaskLogServlet

    public TaskLogServlet()

Method Detail

### getTaskLogUrl

    public static String getTaskLogUrl(String taskTrackerHostName,
                                       String httpPort,
                                       String taskAttemptID)

  Construct the taskLogUrl

  Parameters:
    `taskTrackerHostName` -
    `httpPort` -
    `taskAttemptID` -
  Returns:
    the taskLogUrl

### doGet

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

  Get the logs via http.

  Overrides:
    `doGet` in class `javax.servlet.http.HttpServlet`
  Throws:
    `javax.servlet.ServletException`
    `IOException`

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Copyright © 2009 The Apache Software Foundation