| /******************************************************************************* |
| * Copyright (c) 2009 Oracle. 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: |
| * Oracle - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.jpt.utility.model.listener; |
| |
| import org.eclipse.jpt.utility.Command; |
| |
| /** |
| * Convenience implementation of {@link ChangeListener}. |
| * All change notifications are funneled through a single command. |
| * <p> |
| * Provisional API: This class is part of an interim API that is still |
| * under development and expected to change significantly before reaching |
| * stability. It is available at this early stage to solicit feedback from |
| * pioneering adopters on the understanding that any code that uses this API |
| * will almost certainly be broken (repeatedly) as the API evolves. |
| */ |
| public class CommandChangeListener |
| extends SimpleChangeListener |
| { |
| protected final Command command; |
| |
| /** |
| * Construct a change listener that executes the specified command whenever |
| * it receives any change notification from the model to which it is added |
| * as a listener. |
| */ |
| public CommandChangeListener(Command command) { |
| super(); |
| this.command = command; |
| } |
| |
| @Override |
| protected void modelChanged() { |
| this.command.execute(); |
| } |
| |
| } |
