Package org.alfresco.heartbeat

Class HBDataCollectorServiceImpl

java.lang.Object

org.alfresco.heartbeat.HBDataCollectorServiceImpl

All Implemented Interfaces:

HBDataCollectorService, LicenseService.LicenseChangeHandler

public class HBDataCollectorServiceImpl
extends java.lang.Object
implements HBDataCollectorService, LicenseService.LicenseChangeHandler

This service lets implementations of HBBaseDataCollector register.
Registered collectors have jobs scheduled or unscheduled based on the enabled state of Heartbeat.
This service listens to events from LicenseService.LicenseChangeHandler and enables or disables Heartbeat accordingly.

Constructor Summary

Constructors

Constructor	Description
HBDataCollectorServiceImpl(boolean defaultHeartBeatState)

Method Summary

Modifier and Type	Method	Description
void	deregisterCollector(HBBaseDataCollector collector)
boolean	isEnabled()
boolean	isEnabledByDefault()
void	onLicenseChange(LicenseDescriptor licenseDescriptor)	Listens for license changes.
void	onLicenseFail()	License load failure resets the heartbeat back to the default state
void	registerCollector(HBBaseDataCollector collector)	Register data collector with this service, a job will be scheduled for the collector if Heartbeat is enabled.
void	setHbDataSenderService(org.alfresco.heartbeat.datasender.HBDataSenderService hbDataSenderService)

Methods inherited from class java.lang.Object

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

Constructor Detail

HBDataCollectorServiceImpl

public HBDataCollectorServiceImpl(boolean defaultHeartBeatState)

Parameters:

defaultHeartBeatState - the default enabled state of heartbeat

Method Detail

setHbDataSenderService

public void setHbDataSenderService(org.alfresco.heartbeat.datasender.HBDataSenderService hbDataSenderService)

isEnabled

public boolean isEnabled()

registerCollector

public void registerCollector(HBBaseDataCollector collector)

Register data collector with this service, a job will be scheduled for the collector if Heartbeat is enabled. The registered collector will be called to provide heartbeat data at the scheduled interval. Each collector registered via this method must have a unique collector id.

Specified by:

registerCollector in interface HBDataCollectorService

Parameters:

collector - collector to register

deregisterCollector

public void deregisterCollector(HBBaseDataCollector collector)

Specified by:

deregisterCollector in interface HBDataCollectorService

Parameters:

collector - - Deregister data collector. Removed collector and unscheduled associated job.

isEnabledByDefault

public boolean isEnabledByDefault()

Specified by:

isEnabledByDefault in interface HBDataCollectorService

onLicenseChange

public void onLicenseChange(LicenseDescriptor licenseDescriptor)

Listens for license changes. If a license is change or removed, the heartbeat job is rescheduled.

Specified by:

onLicenseChange in interface LicenseService.LicenseChangeHandler

Parameters:

licenseDescriptor - the new license (never null)

onLicenseFail

public void onLicenseFail()

License load failure resets the heartbeat back to the default state

Specified by:

onLicenseFail in interface LicenseService.LicenseChangeHandler