com.sas.iom.orb
Class ResourceTracker

com.sas.iom.orb.ResourceTracker

All Implemented Interfaces:

com.sas.iom.orb.TrackedResourceInterface

public class ResourceTracker
implements com.sas.iom.orb.TrackedResourceInterface

A repository of resources that need to be shutdown all at once (eg when a container is destroyed). The ResourceTracker is itself a tracked resource so that resource trackers can be nested. The ResourceTracker must be enabled by calling enable() before it will track any resources. Some resources such as ThreadPool automatically add themselves to the ResourceTracker.

Constructor Summary

ResourceTracker()
Construct a resource tracker.

Method Summary

void	enable() Enable a resource tracker.
static ResourceTracker	getInstance() Get the default resource tracker.
void	shutdown(boolean waitForCompletion) Shutdown all tracked resources.
void	trackResource(com.sas.iom.orb.TrackedResourceInterface resource) Track a resource.
void	untrackResource(com.sas.iom.orb.TrackedResourceInterface resource) Remove a resource from the tracker.

Constructor Detail

ResourceTracker

public ResourceTracker()

Construct a resource tracker.

Method Detail

getInstance

public static ResourceTracker getInstance()

Get the default resource tracker.

Returns:

the default resource tracker

enable

public void enable()

Enable a resource tracker. No resources will be tracked until the tracker is enabled.

trackResource

public void trackResource(com.sas.iom.orb.TrackedResourceInterface resource)

Track a resource.

Parameters:

resource - the resource to track

untrackResource

public void untrackResource(com.sas.iom.orb.TrackedResourceInterface resource)

Remove a resource from the tracker.

Parameters:

resource - the resource to remove

shutdown

public void shutdown(boolean waitForCompletion)

Shutdown all tracked resources.

Specified by:

shutdown in interface com.sas.iom.orb.TrackedResourceInterface