javax.naming.event
Interface ObjectChangeListener

All Superinterfaces:
EventListener sample code for java.util.EventListener definition code for java.util.EventListener , NamingListener sample code for javax.naming.event.NamingListener definition code for javax.naming.event.NamingListener

public interface ObjectChangeListener
extends NamingListener sample code for javax.naming.event.NamingListener definition code for javax.naming.event.NamingListener

Specifies the method that a listener of a NamingEvent with event type of OBJECT_CHANGED must implement.

An OBJECT_CHANGED event type is fired when (the contents of) an object has changed. This might mean that its attributes have been modified, added, or removed, and/or that the object itself has been replaced. How the object has changed can be determined by examining the NamingEvent's old and new bindings.

A listener interested in OBJECT_CHANGED event types must:

  1. Implement this interface and its method (objectChanged())
  2. Implement NamingListener.namingExceptionThrown() so that it will be notified of exceptions thrown while attempting to collect information about the events.
  3. Register with the source using the source's addNamingListener() method.
A listener that wants to be notified of namespace change events should also implement the NamespaceChangeListener interface.

Since:
1.3
See Also:
NamingEvent sample code for javax.naming.event.NamingEvent definition code for javax.naming.event.NamingEvent , NamespaceChangeListener sample code for javax.naming.event.NamespaceChangeListener definition code for javax.naming.event.NamespaceChangeListener , EventContext sample code for javax.naming.event.EventContext definition code for javax.naming.event.EventContext , EventDirContext sample code for javax.naming.event.EventDirContext definition code for javax.naming.event.EventDirContext

Method Summary
 void objectChanged sample code for javax.naming.event.ObjectChangeListener.objectChanged(javax.naming.event.NamingEvent) definition code for javax.naming.event.ObjectChangeListener.objectChanged(javax.naming.event.NamingEvent) (NamingEvent sample code for javax.naming.event.NamingEvent definition code for javax.naming.event.NamingEvent  evt)
          Called when an object has been changed.
 
Methods inherited from interface javax.naming.event.NamingListener sample code for javax.naming.event.NamingListener definition code for javax.naming.event.NamingListener
namingExceptionThrown sample code for javax.naming.event.NamingListener.namingExceptionThrown(javax.naming.event.NamingExceptionEvent) definition code for javax.naming.event.NamingListener.namingExceptionThrown(javax.naming.event.NamingExceptionEvent)
 

Method Detail

objectChanged sample code for javax.naming.event.ObjectChangeListener.objectChanged(javax.naming.event.NamingEvent) definition code for javax.naming.event.ObjectChangeListener.objectChanged(javax.naming.event.NamingEvent)

void objectChanged(NamingEvent sample code for javax.naming.event.NamingEvent definition code for javax.naming.event.NamingEvent  evt)
Called when an object has been changed.

The binding of the changed object can be obtained using evt.getNewBinding(). Its old binding (before the change) can be obtained using evt.getOldBinding().

Parameters:
evt - The nonnull naming event.
See Also:
NamingEvent.OBJECT_CHANGED sample code for javax.naming.event.NamingEvent.OBJECT_CHANGED definition code for javax.naming.event.NamingEvent.OBJECT_CHANGED