| /******************************************************************************* |
| * Copyright (c) 2000, 2003 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ant.internal.ui.editor.outline; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| /** |
| * XMLCore.java |
| */ |
| public class XMLCore { |
| |
| private static XMLCore inst; |
| |
| public static XMLCore getDefault() { |
| if (inst == null) { |
| inst= new XMLCore(); |
| } |
| |
| return inst; |
| } |
| |
| private List fModelChangeListeners= new ArrayList(); |
| |
| private XMLCore() { } |
| |
| public void addDocumentModelListener(IDocumentModelListener listener) { |
| synchronized (fModelChangeListeners) { |
| fModelChangeListeners.add(listener); |
| } |
| } |
| |
| public void removeDocumentModelListener(IDocumentModelListener listener) { |
| synchronized (fModelChangeListeners) { |
| fModelChangeListeners.remove(listener); |
| } |
| } |
| |
| public void notifyDocumentModelListeners(DocumentModelChangeEvent event) { |
| Iterator i; |
| synchronized (fModelChangeListeners) { |
| i= new ArrayList(fModelChangeListeners).iterator(); |
| } |
| while (i.hasNext()) { |
| ((IDocumentModelListener)i.next()).documentModelChanged(event); |
| } |
| } |
| } |