| /******************************************************************************* |
| * Copyright (c) 2004 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.metamodel.util; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.eclipse.wst.css.core.internal.metamodel.CSSMMNode; |
| |
| |
| public class CSSMMTypeCollector extends CSSMetaModelTraverser { |
| |
| /** |
| * Constructor for TypeCollector. |
| */ |
| public CSSMMTypeCollector() { |
| super(); |
| } |
| |
| public void apply(CSSMMNode node, String type) { |
| fType = type; |
| fNodes = new ArrayList(); |
| apply(node); |
| } |
| |
| public void collectNestedType(boolean nested) { |
| fNested = nested; |
| } |
| |
| protected short preNode(CSSMMNode node) { |
| short rc = TRAV_CONT; |
| if (node != null) { |
| if (fType == node.getType()) { |
| if (!fNodes.contains(node)) { |
| fNodes.add(node); |
| } |
| if (!fNested) { |
| rc = TRAV_PRUNE; |
| } |
| } |
| } |
| return rc; |
| } |
| |
| public Iterator getNodes() { |
| return fNodes.iterator(); |
| } |
| |
| |
| private boolean fNested = false; |
| private String fType = null; |
| List fNodes = null; |
| } |