org.apache.tez.dag.app.web

Class AMWebController

java.lang.Object

org.apache.hadoop.yarn.webapp.Controller

org.apache.tez.dag.app.web.AMWebController

All Implemented Interfaces:

org.apache.hadoop.yarn.webapp.Params

public class AMWebController
extends org.apache.hadoop.yarn.webapp.Controller

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	AMWebController.StaticAMView

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
static String	VERSION

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

ERROR_DETAILS, TITLE, TITLE_LINK, USER

Constructor Summary

Constructors

Constructor and Description
AMWebController(org.apache.hadoop.yarn.webapp.Controller.RequestContext requestContext, AppContext appContext, String historyUrl)

Method Summary

Modifier and Type	Method and Description
void	about()
void	getAttemptsInfo() Renders the response JSON for attemptsInfo API The JSON will have an array of attempt objects under the key attempts.
void	getDagInfo()
void	getDagProgress()
void	getTasksInfo() Renders the response JSON for tasksInfo API The JSON will have an array of task objects under the key tasks.
void	getVertexProgress()
void	getVertexProgresses()
void	getVerticesInfo()
boolean	hasAccess()
void	index()
void	main()
void	renderJSON(Object object)
void	setCorsHeaders()
protected boolean	setupResponse()
void	ui()

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

$, context, cookies, echo, error, get, getInstance, inDevMode, info, injector, render, 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

VERSION

public static final String VERSION

See Also:

Constant Field Values

Constructor Detail

AMWebController

@Inject
public AMWebController(org.apache.hadoop.yarn.webapp.Controller.RequestContext requestContext,
                               AppContext appContext,
                               String historyUrl)

Method Detail

index

public void index()

Specified by:

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

ui

public void ui()

main

public void main()

about

public void about()

setCorsHeaders

public void setCorsHeaders()

hasAccess

public boolean hasAccess()

getDagProgress

public void getDagProgress()

getVertexProgress

public void getVertexProgress()

getVertexProgresses

public void getVertexProgresses()

setupResponse

protected boolean setupResponse()

getDagInfo

public void getDagInfo()

getVerticesInfo

public void getVerticesInfo()

getTasksInfo

public void getTasksInfo()

Renders the response JSON for tasksInfo API The JSON will have an array of task objects under the key tasks.

getAttemptsInfo

public void getAttemptsInfo()

Renders the response JSON for attemptsInfo API The JSON will have an array of attempt objects under the key attempts.

renderJSON

public void renderJSON(Object object)

Overrides:

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