org.rhq.plugins.hadoop

Class JobTrackerServerComponent

java.lang.Object

org.rhq.plugins.jmx.JMXServerComponent<ResourceComponent<?>>

org.rhq.plugins.hadoop.HadoopServerComponent

org.rhq.plugins.hadoop.JobTrackerServerComponent

All Implemented Interfaces:

AvailabilityFacet, ConfigurationFacet, CreateChildResourceFacet, ResourceComponent<ResourceComponent<?>>, MeasurementFacet, OperationFacet, JMXComponent<ResourceComponent<?>>

public class JobTrackerServerComponent
extends HadoopServerComponent
implements CreateChildResourceFacet

Resource component for Hadoop JobTracker.

Author:

Lukas Krejci

Field Summary

Fields inherited from class org.rhq.plugins.hadoop.HadoopServerComponent

LOG_EVENT_TYPE, LOG_POLLING_INTERVAL_PROPERTY

Fields inherited from interface org.rhq.plugins.jmx.JMXComponent

CREDENTIALS_CONFIG_PROP, PRINCIPAL_CONFIG_PROP

Constructor Summary

Constructors

Constructor and Description
JobTrackerServerComponent()

Method Summary

Methods

Modifier and Type	Method and Description
protected EventPoller	createNewEventPoller(EventContext eventContext, File logFile)
CreateResourceReport	createResource(CreateResourceReport report)
protected void	discardPoller()
File	getJobJarDataDir()
ResourceContext<?>	getResourceContext()
protected void	handleMetric(org.rhq.core.domain.measurement.MeasurementReport report, org.rhq.core.domain.measurement.MeasurementScheduleRequest request)
void	start(ResourceContext context)
void	stop()

Methods inherited from class org.rhq.plugins.hadoop.HadoopServerComponent

getAvailability, getEmsConnection, getHomeDir, getValues, invokeOperation, loadResourceConfiguration, updateResourceConfiguration

Methods inherited from class org.rhq.plugins.jmx.JMXServerComponent

internalStart

Methods inherited from class java.lang.Object

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

Constructor Detail

JobTrackerServerComponent

public JobTrackerServerComponent()

Method Detail

start

public void start(ResourceContext context)
           throws InvalidPluginConfigurationException,
                  Exception

Specified by:

start in interface ResourceComponent<ResourceComponent<?>>

Overrides:

start in class HadoopServerComponent

Throws:

InvalidPluginConfigurationException

Exception

stop

public void stop()

Specified by:

stop in interface ResourceComponent<ResourceComponent<?>>

Overrides:

stop in class HadoopServerComponent

getJobJarDataDir

public File getJobJarDataDir()

createResource

public CreateResourceReport createResource(CreateResourceReport report)

Specified by:

createResource in interface CreateChildResourceFacet

getResourceContext

public ResourceContext<?> getResourceContext()

Overrides:

getResourceContext in class JMXServerComponent<ResourceComponent<?>>

handleMetric

protected void handleMetric(org.rhq.core.domain.measurement.MeasurementReport report,
                org.rhq.core.domain.measurement.MeasurementScheduleRequest request)
                     throws Exception

Overrides:

handleMetric in class HadoopServerComponent

Throws:

Exception

createNewEventPoller

protected EventPoller createNewEventPoller(EventContext eventContext,
                               File logFile)

Overrides:

createNewEventPoller in class HadoopServerComponent

discardPoller

protected void discardPoller()

Overrides:

discardPoller in class HadoopServerComponent