org.apache.felix.scr.impl.manager

Class ServiceTracker.Tracked

java.lang.Object

org.apache.felix.scr.impl.manager.ServiceTracker.AbstractTracked<org.osgi.framework.ServiceReference<S>,T,U>

org.apache.felix.scr.impl.manager.ServiceTracker.Tracked

All Implemented Interfaces:

ExtendedServiceListener<U>

Enclosing class:

ServiceTracker<S,T,U extends org.osgi.framework.ServiceEvent>

private class ServiceTracker.Tracked
extends ServiceTracker.AbstractTracked<org.osgi.framework.ServiceReference<S>,T,U>
implements ExtendedServiceListener<U>

Inner class which subclasses AbstractTracked. This class is the ServiceListener object for the tracker.

Field Summary

Fields inherited from class org.apache.felix.scr.impl.manager.ServiceTracker.AbstractTracked

closed, DEBUG

Constructor Summary

Constructors

Constructor and Description
Tracked(java.util.concurrent.atomic.AtomicInteger trackingCount) Tracked constructor.

Method Summary

Modifier and Type	Method and Description
(package private) void	customizerAdded(org.osgi.framework.ServiceReference<S> item, U related, T object, int trackingCount, int serviceCount)
(package private) T	customizerAdding(org.osgi.framework.ServiceReference<S> item, U related) Call the specific customizer adding method.
(package private) void	customizerModified(org.osgi.framework.ServiceReference<S> item, U related, T object, int trackingCount) Call the specific customizer modified method.
(package private) void	customizerRemoved(org.osgi.framework.ServiceReference<S> item, U related, T object, int trackingCount) Call the specific customizer removed method.
(package private) int	modified() Increment the tracking count and tell the tracker there was a modification.
void	serviceChanged(U event) ServiceListener method for the ServiceTracker class.

Methods inherited from class org.apache.felix.scr.impl.manager.ServiceTracker.AbstractTracked

close, copyEntries, copyKeys, getCustomizedObject, getTrackingCount, isEmpty, setInitial, size, track, trackInitial, untrack

Methods inherited from class java.lang.Object

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

Constructor Detail

Tracked

Tracked(java.util.concurrent.atomic.AtomicInteger trackingCount)

Tracked constructor.

Parameters:

trackingCount -

Method Detail

serviceChanged

public final void serviceChanged(U event)

ServiceListener method for the ServiceTracker class. This method must NOT be synchronized to avoid deadlock potential.

Specified by:

serviceChanged in interface ExtendedServiceListener<U extends org.osgi.framework.ServiceEvent>

Parameters:

event - ServiceEvent object from the framework.

modified

final int modified()

Increment the tracking count and tell the tracker there was a modification.

Overrides:

modified in class ServiceTracker.AbstractTracked<org.osgi.framework.ServiceReference<S>,T,U extends org.osgi.framework.ServiceEvent>

customizerAdding

final T customizerAdding(org.osgi.framework.ServiceReference<S> item,
                         U related)

Call the specific customizer adding method. This method must not be called while synchronized on this object.

Specified by:

customizerAdding in class ServiceTracker.AbstractTracked<org.osgi.framework.ServiceReference<S>,T,U extends org.osgi.framework.ServiceEvent>

Parameters:

item - Item to be tracked.

related - Action related object.

Returns:

Customized object for the tracked item or null if the item is not to be tracked.

customizerAdded

final void customizerAdded(org.osgi.framework.ServiceReference<S> item,
                           U related,
                           T object,
                           int trackingCount,
                           int serviceCount)

Specified by:

customizerAdded in class ServiceTracker.AbstractTracked<org.osgi.framework.ServiceReference<S>,T,U extends org.osgi.framework.ServiceEvent>

customizerModified

final void customizerModified(org.osgi.framework.ServiceReference<S> item,
                              U related,
                              T object,
                              int trackingCount)

Call the specific customizer modified method. This method must not be called while synchronized on this object.

Specified by:

customizerModified in class ServiceTracker.AbstractTracked<org.osgi.framework.ServiceReference<S>,T,U extends org.osgi.framework.ServiceEvent>

Parameters:

item - Tracked item.

related - Action related object.

object - Customized object for the tracked item.

trackingCount -

customizerRemoved

final void customizerRemoved(org.osgi.framework.ServiceReference<S> item,
                             U related,
                             T object,
                             int trackingCount)

Call the specific customizer removed method. This method must not be called while synchronized on this object.

Specified by:

customizerRemoved in class ServiceTracker.AbstractTracked<org.osgi.framework.ServiceReference<S>,T,U extends org.osgi.framework.ServiceEvent>

Parameters:

item - Tracked item.

related - Action related object.

object - Customized object for the tracked item.

trackingCount -