org.ws4d.java.dispatch

Class ServiceReferenceEventRegistry

java.lang.Object

org.ws4d.java.dispatch.ServiceReferenceEventRegistry

public class ServiceReferenceEventRegistry
extends java.lang.Object

Registry to manage all listeners to service changes, who implement the ServiceListener interface.

Method Summary

Modifier and Type	Method and Description
protected void	announceServiceChanged(ServiceReference servRef, Service service)
protected void	announceServiceCreated(ServiceReference servRef, Service service)
protected void	announceServiceDisposed(ServiceReference servRef)
static ServiceReferenceEventRegistry	getInstance()
void	registerServiceListening(ServiceListener listener) Register listener (callback) for service reference changes.
void	unregisterServiceListening(ServiceListener listener) Unregisters listener for service reference listening.

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static ServiceReferenceEventRegistry getInstance()

registerServiceListening

public void registerServiceListening(ServiceListener listener)

Register listener (callback) for service reference changes. Listeners get get information about service changes.

Parameters:

listener - listener (callback) to register.

unregisterServiceListening

public void unregisterServiceListening(ServiceListener listener)

Unregisters listener for service reference listening. This method should be called, if holder of reference is no more interested in this reference.

Parameters:

listener - listener to remove.

announceServiceChanged

protected void announceServiceChanged(ServiceReference servRef,
                                      Service service)

announceServiceCreated

protected void announceServiceCreated(ServiceReference servRef,
                                      Service service)

announceServiceDisposed

protected void announceServiceDisposed(ServiceReference servRef)