Package org.eclipse.sisu.osgi

Class BindingTracker<T>

java.lang.Object

org.osgi.util.tracker.ServiceTracker<T,ServiceBinding<T>>

org.eclipse.sisu.osgi.BindingTracker<T>

All Implemented Interfaces:

org.osgi.util.tracker.ServiceTrackerCustomizer<T,ServiceBinding<T>>

final class BindingTracker<T>
extends org.osgi.util.tracker.ServiceTracker<T,ServiceBinding<T>>

Tracker of ServiceBindings from the OSGi service registry.

Field Summary

Fields

Modifier and Type	Field	Description
private java.lang.String	clazzName
private boolean	isOpen
private int	maxRank
private java.util.Collection<BindingSubscriber<T>>	subscribers

Fields inherited from class org.osgi.util.tracker.ServiceTracker

context, filter

Constructor Summary

Constructors

Constructor	Description
BindingTracker(org.osgi.framework.BundleContext context, int maxRank, java.lang.String clazzName)

Method Summary

Modifier and Type	Method	Description
ServiceBinding<T>	addingService(org.osgi.framework.ServiceReference<T> reference)
private void	closeIfNecessary()
private void	openIfNecessary()
void	removedService(org.osgi.framework.ServiceReference<T> reference, ServiceBinding<T> binding)
void	subscribe(BindingSubscriber<T> subscriber)
void	unsubscribe(BindingSubscriber<T> subscriber)

Methods inherited from class org.osgi.util.tracker.ServiceTracker

close, getService, getService, getServiceReference, getServiceReferences, getServices, getServices, getTracked, getTrackingCount, isEmpty, modifiedService, open, open, remove, size, waitForService

Methods inherited from class java.lang.Object

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

Field Detail

subscribers

private final java.util.Collection<BindingSubscriber<T>> subscribers

clazzName

private final java.lang.String clazzName

maxRank

private final int maxRank

isOpen

private boolean isOpen

Constructor Detail

BindingTracker

BindingTracker(org.osgi.framework.BundleContext context,
               int maxRank,
               java.lang.String clazzName)

Method Detail

subscribe

public void subscribe(BindingSubscriber<T> subscriber)

unsubscribe

public void unsubscribe(BindingSubscriber<T> subscriber)

addingService

public ServiceBinding<T> addingService(org.osgi.framework.ServiceReference<T> reference)

Specified by:

addingService in interface org.osgi.util.tracker.ServiceTrackerCustomizer<T,ServiceBinding<T>>

Overrides:

addingService in class org.osgi.util.tracker.ServiceTracker<T,ServiceBinding<T>>

removedService

public void removedService(org.osgi.framework.ServiceReference<T> reference,
                           ServiceBinding<T> binding)

Specified by:

removedService in interface org.osgi.util.tracker.ServiceTrackerCustomizer<T,ServiceBinding<T>>

Overrides:

removedService in class org.osgi.util.tracker.ServiceTracker<T,ServiceBinding<T>>

openIfNecessary

private void openIfNecessary()

closeIfNecessary

private void closeIfNecessary()