org.apache.whirr.service.yarn

Class YarnHandler

java.lang.Object

org.apache.whirr.service.ClusterActionHandlerSupport

org.apache.whirr.service.yarn.YarnHandler

All Implemented Interfaces:

ClusterActionHandler

Direct Known Subclasses:

MapReduceJobHistoryServerHandler, YarnNodeManagerHandler, YarnResourceManagerHandler

public abstract class YarnHandler
extends ClusterActionHandlerSupport

Field Summary

Fields inherited from interface org.apache.whirr.service.ClusterActionHandler

BOOTSTRAP_ACTION, CLEANUP_ACTION, CONFIGURE_ACTION, DESTROY_ACTION, START_ACTION, STOP_ACTION

Constructor Summary

Constructors

Constructor and Description
YarnHandler()

Method Summary

Methods

Modifier and Type	Method and Description
protected void	beforeBootstrap(ClusterActionEvent event)
protected org.apache.commons.configuration.Configuration	getConfiguration(ClusterSpec clusterSpec)
protected String	getConfigureFunction(org.apache.commons.configuration.Configuration config)
protected String	getInstallFunction(org.apache.commons.configuration.Configuration config)
protected String	getStartFunction(org.apache.commons.configuration.Configuration config)

Methods inherited from class org.apache.whirr.service.ClusterActionHandlerSupport

addClusterToEtcHostsAndFirewall, addRunUrl, addStatement, afterAction, afterBootstrap, afterCleanup, afterConfigure, afterDestroy, afterOtherAction, afterStart, afterStop, beforeAction, beforeCleanup, beforeConfigure, beforeDestroy, beforeOtherAction, beforeStart, beforeStop, equals, getCleanupFunction, getConfiguration, getConfiguration, getConfigureFunction, getFunctionName, getInstallFunction, getStartFunction, getStopFunction, handleFirewallRules, hashCode, prepareRemoteFileUrl, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.whirr.service.ClusterActionHandler

getRole

Constructor Detail

YarnHandler

public YarnHandler()

Method Detail

getConfiguration

protected org.apache.commons.configuration.Configuration getConfiguration(ClusterSpec clusterSpec)
                                                                   throws IOException

Throws:

IOException

getInstallFunction

protected String getInstallFunction(org.apache.commons.configuration.Configuration config)

getConfigureFunction

protected String getConfigureFunction(org.apache.commons.configuration.Configuration config)

getStartFunction

protected String getStartFunction(org.apache.commons.configuration.Configuration config)

beforeBootstrap

protected void beforeBootstrap(ClusterActionEvent event)
                        throws IOException

Overrides:

beforeBootstrap in class ClusterActionHandlerSupport

Throws:

IOException