org.jboss.msc.service
Class TimingServiceListener

java.lang.Object
  org.jboss.msc.service.AbstractServiceListener<Object>
      org.jboss.msc.service.TimingServiceListener

All Implemented Interfaces:

ServiceListener<Object>

public final class TimingServiceListener
extends AbstractServiceListener<Object>
implements ServiceListener<Object>

A service listener which times service start. The timing starts from the moment the listener is created and ends when the last service is batched and the services are all started.

Author:

David M. Lloyd

Constructor Summary

TimingServiceListener()
Construct a new instance.

TimingServiceListener(Runnable finishedTask)
Construct a new instance which calls the given task when the timing is done.

Method Summary

void	finishBatch() Call when all services in this timing group have been added.
boolean	finished() Determine whether all services have finished.
long	getElapsedTime() Get the elapsed time in milliseconds.
int	getRemainingCount() Get the number of remaining services to start.
int	getTotalCount() Get the total number of services being tracked.
void	listenerAdded(ServiceController<? extends Object> serviceController) The listener has been added to a controller.
void	serviceFailed(ServiceController<? extends Object> serviceController, StartException reason) The service start has failed.
void	serviceStarted(ServiceController<? extends Object> serviceController) The service is started (up).

Methods inherited from class org.jboss.msc.service.AbstractServiceListener

serviceRemoved, serviceStarting, serviceStopped, serviceStopping

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jboss.msc.service.ServiceListener

serviceRemoved, serviceStarting, serviceStopped, serviceStopping

Constructor Detail

TimingServiceListener

public TimingServiceListener()

Construct a new instance.

TimingServiceListener

public TimingServiceListener(Runnable finishedTask)

Construct a new instance which calls the given task when the timing is done.

Parameters:

finishedTask - the finish task

Method Detail

listenerAdded

public void listenerAdded(ServiceController<? extends Object> serviceController)

The listener has been added to a controller.

Specified by:

listenerAdded in interface ServiceListener<Object>

Overrides:

listenerAdded in class AbstractServiceListener<Object>

Parameters:

serviceController - the controller that this listener was added to

serviceStarted

public void serviceStarted(ServiceController<? extends Object> serviceController)

The service is started (up). Called after the state transitions from STARTING to UP.

Specified by:

serviceStarted in interface ServiceListener<Object>

Overrides:

serviceStarted in class AbstractServiceListener<Object>

Parameters:

serviceController - the controller

serviceFailed

public void serviceFailed(ServiceController<? extends Object> serviceController,
                          StartException reason)

The service start has failed. Called after the state transitions from STARTING to START_FAILED.

Specified by:

serviceFailed in interface ServiceListener<Object>

Overrides:

serviceFailed in class AbstractServiceListener<Object>

Parameters:

serviceController - the controller

reason - the reason for failure

finishBatch

public void finishBatch()

Call when all services in this timing group have been added.

finished

public boolean finished()

Determine whether all services have finished.

Returns:

true if all services have finished

getRemainingCount

public int getRemainingCount()

Get the number of remaining services to start.

Returns:

the remaining count

getTotalCount

public int getTotalCount()

Get the total number of services being tracked.

Returns:

the total count

getElapsedTime

public long getElapsedTime()

Get the elapsed time in milliseconds.

Returns:

the elapsed time, or -1 if not finished yet