de.mklinger.qetcher.liferay.client.impl.liferay71.scr

Class ServiceAvailableTracker<S>

java.lang.Object

de.mklinger.qetcher.liferay.client.impl.liferay71.scr.ServiceAvailableTracker<S>

All Implemented Interfaces:

AutoCloseable

public class ServiceAvailableTracker<S>
extends Object
implements AutoCloseable

Service tracker with callbacks for service availability and unavailability.

Author:

Marc Klinger - mklinger[at]mklinger[dot]de

Constructor Summary

Constructors

Constructor and Description
ServiceAvailableTracker(org.osgi.framework.BundleContext bundleContext, org.osgi.framework.Filter filter, Consumer<org.osgi.framework.ServiceReference<S>> onServiceAvailable, Runnable onServiceUnavailable)

Method Summary

Modifier and Type	Method and Description
void	close() Close this ServiceTracker.
void	open() Open this ServiceTracker and begin tracking services.
void	open(boolean trackAllServices) Open this ServiceTracker and begin tracking services.

Methods inherited from class java.lang.Object

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

Constructor Detail

ServiceAvailableTracker

public ServiceAvailableTracker(org.osgi.framework.BundleContext bundleContext,
                               org.osgi.framework.Filter filter,
                               Consumer<org.osgi.framework.ServiceReference<S>> onServiceAvailable,
                               Runnable onServiceUnavailable)

Method Detail

open

public void open()

Open this ServiceTracker and begin tracking services.

Throws:

IllegalStateException - If the BundleContext with which this ServiceTracker was created is no longer valid.

See Also:

open(boolean)

open

public void open(boolean trackAllServices)

Open this ServiceTracker and begin tracking services.

Services which match the search criteria specified when this ServiceTracker was created are now tracked by this ServiceTracker.

Parameters:

trackAllServices - If true, then this ServiceTracker will track all matching services regardless of class loader accessibility. If false, then this ServiceTracker will only track matching services which are class loader accessible to the bundle whose BundleContext is used by this ServiceTracker.

Throws:

IllegalStateException - If the BundleContext with which this ServiceTracker was created is no longer valid.

close

public void close()

Close this ServiceTracker.

This method should be called when this ServiceTracker should end the tracking of services.

Specified by:

close in interface AutoCloseable