Package org.osgi.util.tracker
Class ServiceTracker.Tracked
- java.lang.Object
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- org.osgi.util.tracker.AbstractTracked<ServiceReference<S>,T,ServiceEvent>
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- org.osgi.util.tracker.ServiceTracker.Tracked
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- All Implemented Interfaces:
java.util.EventListener
,ServiceListener
- Direct Known Subclasses:
ServiceTracker.AllTracked
- Enclosing class:
- ServiceTracker<S,T>
private class ServiceTracker.Tracked extends AbstractTracked<ServiceReference<S>,T,ServiceEvent> implements ServiceListener
Inner class which subclasses AbstractTracked. This class is theServiceListener
object for the tracker.
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Field Summary
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Fields inherited from class org.osgi.util.tracker.AbstractTracked
closed, DEBUG
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Constructor Summary
Constructors Constructor Description Tracked()
Tracked constructor.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description (package private) T
customizerAdding(ServiceReference<S> item, ServiceEvent related)
Call the specific customizer adding method.(package private) void
customizerModified(ServiceReference<S> item, ServiceEvent related, T object)
Call the specific customizer modified method.(package private) void
customizerRemoved(ServiceReference<S> item, ServiceEvent related, T object)
Call the specific customizer removed method.(package private) void
modified()
Increment the tracking count and tell the tracker there was a modification.void
serviceChanged(ServiceEvent event)
ServiceListener
method for theServiceTracker
class.-
Methods inherited from class org.osgi.util.tracker.AbstractTracked
close, copyEntries, copyKeys, getCustomizedObject, getTrackingCount, isEmpty, setInitial, size, track, trackInitial, untrack
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Method Detail
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serviceChanged
public final void serviceChanged(ServiceEvent event)
ServiceListener
method for theServiceTracker
class. This method must NOT be synchronized to avoid deadlock potential.- Specified by:
serviceChanged
in interfaceServiceListener
- Parameters:
event
-ServiceEvent
object from the framework.
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modified
final void modified()
Increment the tracking count and tell the tracker there was a modification.- Overrides:
modified
in classAbstractTracked<ServiceReference<S>,T,ServiceEvent>
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customizerAdding
final T customizerAdding(ServiceReference<S> item, ServiceEvent related)
Call the specific customizer adding method. This method must not be called while synchronized on this object.- Specified by:
customizerAdding
in classAbstractTracked<ServiceReference<S>,T,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.
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customizerModified
final void customizerModified(ServiceReference<S> item, ServiceEvent related, T object)
Call the specific customizer modified method. This method must not be called while synchronized on this object.- Specified by:
customizerModified
in classAbstractTracked<ServiceReference<S>,T,ServiceEvent>
- Parameters:
item
- Tracked item.related
- Action related object.object
- Customized object for the tracked item.
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customizerRemoved
final void customizerRemoved(ServiceReference<S> item, ServiceEvent related, T object)
Call the specific customizer removed method. This method must not be called while synchronized on this object.- Specified by:
customizerRemoved
in classAbstractTracked<ServiceReference<S>,T,ServiceEvent>
- Parameters:
item
- Tracked item.related
- Action related object.object
- Customized object for the tracked item.
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