org.glassfish.gms

Class GMSAdapterImpl

java.lang.Object

org.glassfish.gms.GMSAdapterImpl

All Implemented Interfaces:

com.sun.enterprise.ee.cms.core.CallBack, GMSAdapter, org.glassfish.hk2.api.PostConstruct

@PerLookup
 @Service
public class GMSAdapterImpl
extends Object
implements GMSAdapter, org.glassfish.hk2.api.PostConstruct, com.sun.enterprise.ee.cms.core.CallBack

Author:

Sheetal.Vartak@Sun.COM

Constructor Summary

Constructors

Constructor and Description
GMSAdapterImpl()

Method Summary

Modifier and Type	Method and Description
void	complete()
String	getClusterName()
com.sun.enterprise.ee.cms.core.GroupManagementService	getGMS(String groupName)
HealthHistory	getHealthHistory() Returns an object that contains the current health of each instance.
com.sun.enterprise.ee.cms.core.GroupManagementService	getModule()
protected Properties	getProperties(File propFile)
boolean	initialize(String clusterName)
void	postConstruct()
void	processNotification(com.sun.enterprise.ee.cms.core.Signal signal)
void	registerFailureNotificationListener(com.sun.enterprise.ee.cms.core.CallBack callback) Registers a FailureNotification Listener.
void	registerFailureRecoveryListener(String componentName, com.sun.enterprise.ee.cms.core.CallBack callback) Registers a FailureRecovery Listener.
void	registerFailureSuspectedListener(com.sun.enterprise.ee.cms.core.CallBack callback) Registers a FailureSuspected Listener.
void	registerGroupLeadershipNotificationListener(com.sun.enterprise.ee.cms.core.CallBack callback) Registers a GroupLeadershipNotification Listener.
void	registerJoinedAndReadyNotificationListener(com.sun.enterprise.ee.cms.core.CallBack callback) Registers a JoinAndReadyNotification Listener.
void	registerJoinNotificationListener(com.sun.enterprise.ee.cms.core.CallBack callback) Registers a JoinNotification Listener.
void	registerMemberLeavingListener(com.sun.enterprise.ee.cms.core.CallBack callback) Register a listener for all events that represent a member has left the group.
void	registerMessageListener(String componentName, com.sun.enterprise.ee.cms.core.CallBack messageListener) Registers a Message Listener.
void	registerPlannedShutdownListener(com.sun.enterprise.ee.cms.core.CallBack callback) Registers a PlannedShutdown Listener.
void	removeFailureNotificationListener(com.sun.enterprise.ee.cms.core.CallBack callback) Remove previously registered FailureNotificationListener.
void	removeFailureRecoveryListener(String componentName) Remove FailureRecoveryListener for componentName
void	removeFailureSuspectedListener(com.sun.enterprise.ee.cms.core.CallBack callback) Remove previously registered FailureSuspectedListener.
void	removeGroupLeadershipLNotificationistener(com.sun.enterprise.ee.cms.core.CallBack callback) Remove previously registered GroupLeadershipNotificationListener.
void	removeJoinedAndReadyNotificationListener(com.sun.enterprise.ee.cms.core.CallBack callback) Remove previously registered JoinedAndReadyNotificationListener.
void	removeJoinNotificationListener(com.sun.enterprise.ee.cms.core.CallBack callback) Remove previously registered JoinNotificationListener.
void	removeMemberLeavingListener(com.sun.enterprise.ee.cms.core.CallBack callback) Remove previously registered Listeners related to Leaving a Group.
void	removeMessageListener(String componentName) Remove MessageListener for componentName
void	removePlannedShutdownListener(com.sun.enterprise.ee.cms.core.CallBack callback) Remove previously registered PlannedShutdownListener.

Methods inherited from class java.lang.Object

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

Constructor Detail

GMSAdapterImpl

public GMSAdapterImpl()

Method Detail

postConstruct

public void postConstruct()

Specified by:

postConstruct in interface org.glassfish.hk2.api.PostConstruct

getClusterName

public String getClusterName()

Specified by:

getClusterName in interface GMSAdapter

initialize

public boolean initialize(String clusterName)

Specified by:

initialize in interface GMSAdapter

complete

public void complete()

Specified by:

complete in interface GMSAdapter

getHealthHistory

public HealthHistory getHealthHistory()

Description copied from interface: GMSAdapter

Returns an object that contains the current health of each instance.

Specified by:

getHealthHistory in interface GMSAdapter

getProperties

protected final Properties getProperties(File propFile)
                                  throws IOException

Throws:

IOException

getModule

public com.sun.enterprise.ee.cms.core.GroupManagementService getModule()

Specified by:

getModule in interface GMSAdapter

getGMS

public com.sun.enterprise.ee.cms.core.GroupManagementService getGMS(String groupName)

processNotification

public void processNotification(com.sun.enterprise.ee.cms.core.Signal signal)

Specified by:

processNotification in interface com.sun.enterprise.ee.cms.core.CallBack

registerJoinNotificationListener

public void registerJoinNotificationListener(com.sun.enterprise.ee.cms.core.CallBack callback)

Registers a JoinNotification Listener.

Specified by:

registerJoinNotificationListener in interface GMSAdapter

Parameters:

callback - processes GMS notification JoinNotificationSignal

registerJoinedAndReadyNotificationListener

public void registerJoinedAndReadyNotificationListener(com.sun.enterprise.ee.cms.core.CallBack callback)

Registers a JoinAndReadyNotification Listener.

Specified by:

registerJoinedAndReadyNotificationListener in interface GMSAdapter

Parameters:

callback - processes GMS notification JoinAndReadyNotificationSignal

registerMemberLeavingListener

public void registerMemberLeavingListener(com.sun.enterprise.ee.cms.core.CallBack callback)

Register a listener for all events that represent a member has left the group.

Specified by:

registerMemberLeavingListener in interface GMSAdapter

Parameters:

callback - Signal can be either PlannedShutdownSignal, FailureNotificationSignal or JoinNotificationSignal(subevent Rejoin).

registerPlannedShutdownListener

public void registerPlannedShutdownListener(com.sun.enterprise.ee.cms.core.CallBack callback)

Registers a PlannedShutdown Listener.

Specified by:

registerPlannedShutdownListener in interface GMSAdapter

Parameters:

callback - processes GMS notification PlannedShutdownSignal

registerFailureSuspectedListener

public void registerFailureSuspectedListener(com.sun.enterprise.ee.cms.core.CallBack callback)

Registers a FailureSuspected Listener.

Specified by:

registerFailureSuspectedListener in interface GMSAdapter

Parameters:

callback - processes GMS notification FailureSuspectedSignal

registerFailureNotificationListener

public void registerFailureNotificationListener(com.sun.enterprise.ee.cms.core.CallBack callback)

Registers a FailureNotification Listener.

Specified by:

registerFailureNotificationListener in interface GMSAdapter

Parameters:

callback - processes GMS notification FailureNotificationSignal

registerFailureRecoveryListener

public void registerFailureRecoveryListener(String componentName,
                                            com.sun.enterprise.ee.cms.core.CallBack callback)

Registers a FailureRecovery Listener.

Specified by:

registerFailureRecoveryListener in interface GMSAdapter

Parameters:

callback - processes GMS notification FailureRecoverySignal

componentName - The name of the parent application's component that should be notified of selected for performing recovery operations. One or more components in the parent application may want to be notified of such selection for their respective recovery operations.

registerMessageListener

public void registerMessageListener(String componentName,
                                    com.sun.enterprise.ee.cms.core.CallBack messageListener)

Registers a Message Listener.

Specified by:

registerMessageListener in interface GMSAdapter

Parameters:

componentName - Name of the component that would like to consume Messages. One or more components in the parent application would want to be notified when messages arrive addressed to them. This registration allows GMS to deliver messages to specific components.

messageListener - processes GMS MessageSignal

registerGroupLeadershipNotificationListener

public void registerGroupLeadershipNotificationListener(com.sun.enterprise.ee.cms.core.CallBack callback)

Registers a GroupLeadershipNotification Listener.

Specified by:

registerGroupLeadershipNotificationListener in interface GMSAdapter

Parameters:

callback - processes GMS notification GroupLeadershipNotificationSignal. This event occurs when the GMS masters leaves the Group and another member of the group takes over leadership. The signal indicates the new leader.

removeFailureRecoveryListener

public void removeFailureRecoveryListener(String componentName)

Description copied from interface: GMSAdapter

Remove FailureRecoveryListener for componentName

Specified by:

removeFailureRecoveryListener in interface GMSAdapter

Parameters:

componentName - name of the component to remove its registered CallBack.

removeMessageListener

public void removeMessageListener(String componentName)

Description copied from interface: GMSAdapter

Remove MessageListener for componentName

Specified by:

removeMessageListener in interface GMSAdapter

Parameters:

componentName - name of the component to remove its registered CallBack.

removeFailureNotificationListener

public void removeFailureNotificationListener(com.sun.enterprise.ee.cms.core.CallBack callback)

Description copied from interface: GMSAdapter

Remove previously registered FailureNotificationListener.

Specified by:

removeFailureNotificationListener in interface GMSAdapter

Parameters:

callback - to be removed

removeFailureSuspectedListener

public void removeFailureSuspectedListener(com.sun.enterprise.ee.cms.core.CallBack callback)

Description copied from interface: GMSAdapter

Remove previously registered FailureSuspectedListener.

Specified by:

removeFailureSuspectedListener in interface GMSAdapter

Parameters:

callback - to be removed

removeJoinNotificationListener

public void removeJoinNotificationListener(com.sun.enterprise.ee.cms.core.CallBack callback)

Description copied from interface: GMSAdapter

Remove previously registered JoinNotificationListener.

Specified by:

removeJoinNotificationListener in interface GMSAdapter

Parameters:

callback - to be removed

removeJoinedAndReadyNotificationListener

public void removeJoinedAndReadyNotificationListener(com.sun.enterprise.ee.cms.core.CallBack callback)

Description copied from interface: GMSAdapter

Remove previously registered JoinedAndReadyNotificationListener.

Specified by:

removeJoinedAndReadyNotificationListener in interface GMSAdapter

Parameters:

callback - to be removed

removePlannedShutdownListener

public void removePlannedShutdownListener(com.sun.enterprise.ee.cms.core.CallBack callback)

Description copied from interface: GMSAdapter

Remove previously registered PlannedShutdownListener.

Specified by:

removePlannedShutdownListener in interface GMSAdapter

Parameters:

callback - to be removed

removeGroupLeadershipLNotificationistener

public void removeGroupLeadershipLNotificationistener(com.sun.enterprise.ee.cms.core.CallBack callback)

Description copied from interface: GMSAdapter

Remove previously registered GroupLeadershipNotificationListener.

Specified by:

removeGroupLeadershipLNotificationistener in interface GMSAdapter

Parameters:

callback - to be removed

removeMemberLeavingListener

public void removeMemberLeavingListener(com.sun.enterprise.ee.cms.core.CallBack callback)

Description copied from interface: GMSAdapter

Remove previously registered Listeners related to Leaving a Group. Thus, listeners for PlannedShutdown, FailureNotification and Add - Rejoin Subevent are to be removed.

Specified by:

removeMemberLeavingListener in interface GMSAdapter

Parameters:

callback - to be removed