Package icyllis.modernui.util

Class DataSetObservable

java.lang.Object

icyllis.modernui.util.Observable<DataSetObserver>

icyllis.modernui.util.DataSetObservable

public class DataSetObservable
extends Observable<DataSetObserver>

A specialization of Observable for DataSetObserver that provides methods for sending notifications to a list of DataSetObserver objects.

Field Summary

Fields inherited from class icyllis.modernui.util.Observable

mObservers

Constructor Summary

Constructors

Constructor	Description
DataSetObservable()

Method Summary

Modifier and Type	Method	Description
void	notifyChanged()	Invokes DataSetObserver.onChanged() on each observer.
void	notifyInvalidated()	Invokes DataSetObserver.onInvalidated() on each observer.

Methods inherited from class icyllis.modernui.util.Observable

registerObserver, unregisterAll, unregisterObserver

Methods inherited from class java.lang.Object

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

Constructor Details

DataSetObservable

public DataSetObservable()

Method Details

notifyChanged

public void notifyChanged()

Invokes DataSetObserver.onChanged() on each observer. Called when the contents of the data set have changed. The recipient will obtain the new contents the next time it queries the data set.

notifyInvalidated

public void notifyInvalidated()

Invokes DataSetObserver.onInvalidated() on each observer. Called when the data set is no longer valid and cannot be queried again, such as when the data set has been closed.