Interface DerbyObserver
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- All Known Implementing Classes:
AllocPage
,BaseContainerHandle
,BasePage
,CachedPage
,ContainerActionOnCommit
,ContainerHandleActionOnCommit
,DropOnCommit
,StoredPage
,StreamFileContainerHandle
,SyncOnCommit
,TruncateOnCommit
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.
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method 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.
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Method Detail
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update
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.- Parameters:
observable
- The object which is being observedextraInfo
- Extra information being passed to the callback
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