/* Copyright (c) 2010, skobbler GmbH
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of the project nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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package org.openstreetmap.josm.plugins.mapdust.gui.action.execute;
import java.util.ArrayList;
import java.util.Iterator;
import org.openstreetmap.josm.plugins.mapdust.gui.observer.MapdustUpdateObservable;
import org.openstreetmap.josm.plugins.mapdust.gui.observer.MapdustUpdateObserver;
import org.openstreetmap.josm.plugins.mapdust.service.value.MapdustBugFilter;
public abstract class MapdustExecuteActionObservable extends MapdustExecuteAction implements MapdustUpdateObservable {
/** The list of MapDust refresh observers */
private final ArrayList<MapdustUpdateObserver> observers =
new ArrayList<>();
/**
* Adds a new MapDust refresh observer to the list of observers.
*
* @param observer The <code>MapdustRefreshObserver</code> object
*/
@Override
public void addObserver(MapdustUpdateObserver observer) {
if (!this.observers.contains(observer)) {
this.observers.add(observer);
}
}
/**
* Removes the MapDust refresh observer object from the list of observers.
*
* @param observer The <code>MapdustRefreshObserver</code> object
*/
@Override
public void removeObserver(MapdustUpdateObserver observer) {
this.observers.remove(observer);
}
/**
* Notifies the observers observing this action.
*/
@Override
public void notifyObservers(MapdustBugFilter filter, boolean first) {
Iterator<MapdustUpdateObserver> elements = this.observers.iterator();
while (elements.hasNext()) {
(elements.next()).update(filter, false);
}
}
}