public interface DerbyObserver
Created to provide the Observable behavior which Derby has depended on since Java 1.2 but which as deprecated in JDK 9 build 118. A DerbyObserver is an object which registers it interest in being notified when events occur.
Modifier and Type | Method and Description |
---|---|
void |
update(DerbyObservable observable,
java.lang.Object extraInfo)
This is the callback method which is invoked when a change happens
to the object which is being observed.
|
void update(DerbyObservable observable, java.lang.Object extraInfo)
observable
- The object which is being observedextraInfo
- Extra information being passed to the callbackApache Derby V10.13 Internals - Copyright © 2004,2016 The Apache Software Foundation. All Rights Reserved.