gov.nasa.worldwind.WWObjectImpl Maven / Gradle / Ivy
/*
* Copyright 2006-2009, 2017, 2020 United States Government, as represented by the
* Administrator of the National Aeronautics and Space Administration.
* All rights reserved.
*
* The NASA World Wind Java (WWJ) platform is licensed under the Apache License,
* Version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed
* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
* CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*
* NASA World Wind Java (WWJ) also contains the following 3rd party Open Source
* software:
*
* Jackson Parser – Licensed under Apache 2.0
* GDAL – Licensed under MIT
* JOGL – Licensed under Berkeley Software Distribution (BSD)
* Gluegen – Licensed under Berkeley Software Distribution (BSD)
*
* A complete listing of 3rd Party software notices and licenses included in
* NASA World Wind Java (WWJ) can be found in the WorldWindJava-v2.2 3rd-party
* notices and licenses PDF found in code directory.
*/
package gov.nasa.worldwind;
import gov.nasa.worldwind.avlist.AVListImpl;
import gov.nasa.worldwind.event.*;
import gov.nasa.worldwind.util.*;
/**
* Implements WWObject functionality. Meant to be either subclassed or aggregated by classes implementing
* WWObject.
*
* @author Tom Gaskins
* @version $Id: WWObjectImpl.java 1171 2013-02-11 21:45:02Z dcollins $
*/
public class WWObjectImpl extends AVListImpl implements WWObject
{
/**
* Constructs a new WWObjectImpl.
*/
public WWObjectImpl()
{
}
public WWObjectImpl(Object source)
{
super(source);
}
/**
* The property change listener for this instance.
* Receives property change notifications that this instance has registered with other property change notifiers.
* @param propertyChangeEvent the event
* @throws IllegalArgumentException if propertyChangeEvent is null
*/
public void propertyChange(java.beans.PropertyChangeEvent propertyChangeEvent)
{
if (propertyChangeEvent == null)
{
String msg = Logging.getMessage("nullValue.PropertyChangeEventIsNull");
Logging.logger().severe(msg);
throw new IllegalArgumentException(msg);
}
// Notify all *my* listeners of the change that I caught
super.firePropertyChange(propertyChangeEvent);
}
/** Empty implementation of MessageListener. */
public void onMessage(Message message)
{
// Empty implementation
}
}