| /******************************************************************************* |
| * Copyright (c) 2004, 2005 IBM Corporation and others. |
| * 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.wst.css.core.internal.metamodelimpl; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.eclipse.wst.css.core.internal.metamodel.CSSMMNode; |
| import org.eclipse.wst.css.core.internal.metamodel.util.CSSMetaModelTraverser; |
| |
| |
| |
| class ValueCollector extends CSSMetaModelTraverser { |
| public void begin(CSSMMNode node) { |
| fNodes = new ArrayList(); |
| } |
| |
| protected short preNode(CSSMMNode node) { |
| short rc = TRAV_CONT; |
| if (node != null) { |
| String type = node.getType(); |
| if (type == CSSMMNode.TYPE_PROPERTY || type == CSSMMNode.TYPE_DESCRIPTOR || type == CSSMMNode.TYPE_CONTAINER) { |
| rc = TRAV_CONT; |
| } |
| else { |
| if (!fNodes.contains(node)) { |
| fNodes.add(node); |
| rc = TRAV_PRUNE; |
| } |
| } |
| } |
| return rc; |
| } |
| |
| public Iterator getNodes() { |
| return fNodes.iterator(); |
| } |
| |
| |
| private List fNodes = null; |
| } |