/* $Id: UMLClassifierRoleAvailableContentsListModel.java 17886 2010-01-12 21:15:17Z linus $
*****************************************************************************
* Copyright (c) 2009 Contributors - see below
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* tfmorris
*****************************************************************************
*
* Some portions of this file was previously release using the BSD License:
*/
// Copyright (c) 2002-2006 The Regents of the University of California. All
// Rights Reserved. Permission to use, copy, modify, and distribute this
// software and its documentation without fee, and without a written
// agreement is hereby granted, provided that the above copyright notice
// and this paragraph appear in all copies. This software program and
// documentation are copyrighted by The Regents of the University of
// California. The software program and documentation are supplied "AS
// IS", without any accompanying services from The Regents. The Regents
// does not warrant that the operation of the program will be
// uninterrupted or error-free. The end-user understands that the program
// was developed for research purposes and is advised not to rely
// exclusively on the program for any reason. IN NO EVENT SHALL THE
// UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
// SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS,
// ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
// THE UNIVERSITY OF CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF
// SUCH DAMAGE. THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE
// PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY OF
// CALIFORNIA HAS NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT,
// UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
package org.argouml.uml.ui.behavior.collaborations;
import java.beans.PropertyChangeEvent;
import java.util.Collection;
import java.util.Enumeration;
import java.util.Iterator;
import org.argouml.model.AddAssociationEvent;
import org.argouml.model.Model;
import org.argouml.model.RemoveAssociationEvent;
import org.argouml.uml.ui.UMLModelElementListModel2;
import org.tigris.gef.base.Diagram;
import org.tigris.gef.presentation.Fig;
/**
* List model which implements allAvailableContents operation for a
* ClassifierRole as described in the well formedness rules.
*
* @author jaap.branderhorst@xs4all.nl
*/
public class UMLClassifierRoleAvailableContentsListModel
extends UMLModelElementListModel2 {
/**
* Constructor for UMLClassifierRoleAvailableContentsListModel.
*/
public UMLClassifierRoleAvailableContentsListModel() {
super();
}
/*
* @see org.argouml.uml.ui.UMLModelElementListModel2#buildModelList()
*/
protected void buildModelList() {
setAllElements(
Model.getCollaborationsHelper().allAvailableContents(getTarget()));
}
/*
* @see java.beans.PropertyChangeListener#propertyChange(java.beans.PropertyChangeEvent)
*/
public void propertyChange(PropertyChangeEvent e) {
if (e instanceof AddAssociationEvent) {
if (e.getPropertyName().equals("base")
&& e.getSource() == getTarget()) {
Object clazz = getChangedElement(e);
addAll(Model.getFacade().getOwnedElements(clazz));
Model.getPump().addModelEventListener(
this,
clazz,
"ownedElement");
} else if (
e.getPropertyName().equals("ownedElement")
&& Model.getFacade().getBases(getTarget()).contains(
e.getSource())) {
addElement(getChangedElement(e));
}
} else if (e instanceof RemoveAssociationEvent) {
if (e.getPropertyName().equals("base")
&& e.getSource() == getTarget()) {
Object clazz = getChangedElement(e);
Model.getPump().removeModelEventListener(
this,
clazz,
"ownedElement");
} else if (
e.getPropertyName().equals("ownedElement")
&& Model.getFacade().getBases(getTarget()).contains(
e.getSource())) {
removeElement(getChangedElement(e));
}
} else {
super.propertyChange(e);
}
}
/*
* @see org.argouml.uml.ui.UMLModelElementListModel2#setTarget(java.lang.Object)
*/
public void setTarget(Object theNewTarget) {
theNewTarget = theNewTarget instanceof Fig
? ((Fig) theNewTarget).getOwner() : theNewTarget;
if (Model.getFacade().isAModelElement(theNewTarget)
|| theNewTarget instanceof Diagram) {
if (getTarget() != null) {
Enumeration enumeration = elements();
while (enumeration.hasMoreElements()) {
Object base = enumeration.nextElement();
Model.getPump().removeModelEventListener(
this,
base,
"ownedElement");
}
Model.getPump().removeModelEventListener(
this,
getTarget(),
"base");
}
setListTarget(theNewTarget);
if (getTarget() != null) {
Collection bases = Model.getFacade().getBases(getTarget());
Iterator it = bases.iterator();
while (it.hasNext()) {
Object base = it.next();
Model.getPump().addModelEventListener(
this,
base,
"ownedElement");
}
// make sure we know it when a classifier is added as a base
Model.getPump().addModelEventListener(
this,
getTarget(),
"base");
}
if (getTarget() != null) {
removeAllElements();
setBuildingModel(true);
buildModelList();
setBuildingModel(false);
if (getSize() > 0) {
fireIntervalAdded(this, 0, getSize() - 1);
}
}
}
}
/*
* @see org.argouml.uml.ui.UMLModelElementListModel2#isValidElement(Object)
*/
protected boolean isValidElement(Object element) {
return false;
}
}