/*
* Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*
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package javafx.collections;
import java.util.
Set;
import javafx.beans.
Observable;
/**
* A set that allows observers to track changes when they occur.
*
* @see SetChangeListener
* @see SetChangeListener.Change
* @since JavaFX 2.1
*/
public interface
ObservableSet<E> extends
Set<E>,
Observable {
/**
* Add a listener to this observable set.
* @param listener the listener for listening to the set changes
*/
public void
addListener(
SetChangeListener<? super E>
listener);
/**
* Tries to removed a listener from this observable set. If the listener is not
* attached to this list, nothing happens.
* @param listener a listener to remove
*/
public void
removeListener(
SetChangeListener<? super E>
listener);
}