// $Id: ChangeCommand.java 26 2010-04-03 18:15:09Z marcusvnac $
// Copyright (c) 2007, ArgoUML Project
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * 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.
// * Neither the name of the ArgoUML 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 ArgoUML PROJECT ``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 ArgoUML PROJECT BE LIABLE FOR ANY
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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package org.argouml.model.euml;
import org.eclipse.emf.common.notify.impl.NotificationImpl;
/**
* A ChangeCommand that updates its label.
* <p>
* The label of this command can contain the character '#' that will be replaced
* with information about an object when the label is returned.
*
* @author Bogdan Pistol
*/
public class ChangeCommand extends
org.eclipse.uml2.common.edit.command.ChangeCommand {
private Object objects[];
private EUMLModelImplementation modelImpl;
public ChangeCommand(EUMLModelImplementation modelImplementation,
Runnable runnable, String label) {
super(modelImplementation.getEditingDomain(), runnable, label);
modelImpl = modelImplementation;
}
public ChangeCommand(EUMLModelImplementation modelImplementation,
Runnable runnable, String label, Object... objects) {
super(modelImplementation.getEditingDomain(), runnable, label);
if (!isValid(label, objects)) {
throw new IllegalArgumentException(
"The label is not compatible with the objects"); //$NON-NLS-1$
}
this.objects = objects;
modelImpl = modelImplementation;
}
public void setObjects(Object... objects) {
if (!isValid(label, objects)) {
throw new IllegalArgumentException(
"The label is not compatible with the objects"); //$NON-NLS-1$
}
this.objects = objects;
modelImpl.getModelEventPump().notifyChanged(
new NotificationImpl(
ModelEventPumpEUMLImpl.COMMAND_STACK_UPDATE, false,
false));
}
@Override
public String getLabel() {
if (objects == null) {
return label;
}
StringBuilder sb = new StringBuilder();
int j = 0;
for (int i = 0; i < label.length(); i++) {
if (label.charAt(i) == '#') {
sb.append(UMLUtil.toString(objects[j]));
j++;
} else {
sb.append(label.charAt(i));
}
}
return sb.toString();
}
private boolean isValid(String label, Object objects[]) {
if (objects == null) {
return true;
}
int i = 0;
for (int j = 0; j < label.length(); j++) {
if (label.charAt(j) == '#') {
i++;
}
}
return i == objects.length;
}
}