org.apache.slider.core.launch

Class LaunchedApplication

java.lang.Object

org.apache.slider.core.launch.LaunchedApplication

Direct Known Subclasses:

RunningApplication

public class LaunchedApplication
extends Object

Launched App with logic around it.

Field Summary

Fields

Modifier and Type	Field and Description
protected org.apache.hadoop.yarn.api.records.ApplicationId	applicationId
protected SliderYarnClientImpl	yarnClient

Constructor Summary

Constructors

Constructor and Description
LaunchedApplication(org.apache.hadoop.yarn.api.records.ApplicationId applicationId, SliderYarnClientImpl yarnClient)
LaunchedApplication(SliderYarnClientImpl yarnClient, org.apache.hadoop.yarn.api.records.ApplicationReport report)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	forceKill(String reason) Kill the submitted application by sending a call to the ASM
org.apache.hadoop.yarn.api.records.ApplicationId	getApplicationId()
org.apache.hadoop.yarn.api.records.ApplicationReport	getApplicationReport() Get the application report of this application
org.apache.hadoop.yarn.api.protocolrecords.KillApplicationResponse	kill(String reason) Kill the application
org.apache.hadoop.yarn.api.records.ApplicationReport	monitorAppToState(org.apache.hadoop.yarn.api.records.YarnApplicationState desiredState, Duration duration) Monitor the submitted application for reaching the requested state.

Methods inherited from class java.lang.Object

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

Field Detail

applicationId

protected final org.apache.hadoop.yarn.api.records.ApplicationId applicationId

yarnClient

protected final SliderYarnClientImpl yarnClient

Constructor Detail

LaunchedApplication

public LaunchedApplication(org.apache.hadoop.yarn.api.records.ApplicationId applicationId,
                   SliderYarnClientImpl yarnClient)

LaunchedApplication

public LaunchedApplication(SliderYarnClientImpl yarnClient,
                   org.apache.hadoop.yarn.api.records.ApplicationReport report)

Method Detail

getApplicationId

public org.apache.hadoop.yarn.api.records.ApplicationId getApplicationId()

monitorAppToState

public org.apache.hadoop.yarn.api.records.ApplicationReport monitorAppToState(org.apache.hadoop.yarn.api.records.YarnApplicationState desiredState,
                                                                     Duration duration)
                                                                       throws org.apache.hadoop.yarn.exceptions.YarnException,
                                                                              IOException

Monitor the submitted application for reaching the requested state. Will also report if the app reaches a later state (failed, killed, etc) Kill application if duration!= null & time expires.

Parameters:

duration - how long to wait -must be more than 0

desiredState - desired state.

Returns:

the application report -null on a timeout

Throws:

org.apache.hadoop.yarn.exceptions.YarnException

IOException

forceKill

public boolean forceKill(String reason)
                  throws org.apache.hadoop.yarn.exceptions.YarnException,
                         IOException

Kill the submitted application by sending a call to the ASM

Throws:

org.apache.hadoop.yarn.exceptions.YarnException

IOException

kill

public org.apache.hadoop.yarn.api.protocolrecords.KillApplicationResponse kill(String reason)
                                                                        throws org.apache.hadoop.yarn.exceptions.YarnException,
                                                                               IOException

Kill the application

Returns:

the response

Throws:

org.apache.hadoop.yarn.exceptions.YarnException - YARN problems

IOException - IO problems

getApplicationReport

public org.apache.hadoop.yarn.api.records.ApplicationReport getApplicationReport()
                                                                          throws org.apache.hadoop.yarn.exceptions.YarnException,
                                                                                 IOException

Get the application report of this application

Returns:

an application report

Throws:

org.apache.hadoop.yarn.exceptions.YarnException

IOException