org.apache.tez.common.web

Class AbstractServletToControllerAdapter

java.lang.Object

org.apache.hadoop.yarn.webapp.Controller

org.apache.tez.common.web.AbstractServletToControllerAdapter

All Implemented Interfaces:

org.apache.hadoop.yarn.webapp.Params

Direct Known Subclasses:

ServletToControllerAdapters.ConfServletController, ServletToControllerAdapters.JMXJsonServletController, ServletToControllerAdapters.ProfileOutputServletController, ServletToControllerAdapters.ProfileServletController, ServletToControllerAdapters.StackServletController

public abstract class AbstractServletToControllerAdapter
extends org.apache.hadoop.yarn.webapp.Controller

AbstractServletToControllerAdapter is a common ancestor for classes that wish to adapt servlets to yarn webapp controllers. The adapter is responsible for: 1. creating a servlet instance 2. creating a dummy ServletConfig 3. delegating calls to the servlet instance's doGet method

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.yarn.webapp.Controller

org.apache.hadoop.yarn.webapp.Controller.RequestContext

Field Summary

Fields

Modifier and Type	Field and Description
protected javax.servlet.http.HttpServlet	servlet

Fields inherited from class org.apache.hadoop.yarn.webapp.Controller

LOG

Fields inherited from interface org.apache.hadoop.yarn.webapp.Params

ERROR_DETAILS, TITLE, TITLE_LINK, USER

Constructor Summary

Constructors

Constructor and Description
AbstractServletToControllerAdapter()

Method Summary

Modifier and Type	Method and Description
void	index()

Methods inherited from class org.apache.hadoop.yarn.webapp.Controller

$, context, cookies, echo, error, get, getInstance, inDevMode, info, injector, render, renderJSON, renderJSON, renderText, request, response, set, setStatus, setTitle, setTitle, status, url, writer

Methods inherited from class java.lang.Object

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

Field Detail

servlet

protected javax.servlet.http.HttpServlet servlet

Constructor Detail

AbstractServletToControllerAdapter

public AbstractServletToControllerAdapter()

Method Detail

index

public void index()

Specified by:

index in class org.apache.hadoop.yarn.webapp.Controller