MapdustActionObservable.java

/* Copyright (c) 2010, skobbler GmbH
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package org.openstreetmap.josm.plugins.mapdust.gui.observer;

import org.openstreetmap.josm.plugins.mapdust.gui.value.MapdustAction;

/**
 * Observable interface for the <code>MapdustAction</code> object.
 *
 * @author Bea
 * @version $Revision$
 */
public interface MapdustActionObservable {

    /**
     * Adds a new observer to the list of observers.
     *
     * @param observer The <code>MapdustActionObserver</code> object
     */
    void addObserver(MapdustActionObserver observer);

    /**
     * Removes the given observer from the list of observers.
     *
     * @param observer The <code>MapdustActionObserver</code> object
     */
    void removeObserver(MapdustActionObserver observer);

    /**
     * Notifies all the observers observing the given <code>MapdustAction</code>
     * object.
     *
     * @param mapdustAction The <code>MapdustAction</code> object
     */
    void notifyObservers(MapdustAction mapdustAction);
}