| /* |
| * Copyright 2003-2007 the original author or authors. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.codehaus.groovy.antlr.treewalker; |
| |
| import org.codehaus.groovy.antlr.GroovySourceAST; |
| |
| /** |
| * A simple preorder traversal over the supplied antlr AST. |
| * |
| * @author <a href="mailto:groovy@ross-rayner.com">Jeremy Rayner</a> |
| * @version $Revision$ |
| */ |
| public class PreOrderTraversal extends TraversalHelper { |
| |
| /** |
| * A simple preorder traversal over the supplied antlr AST. |
| * @param visitor the Visitor to call for each node visited |
| */ |
| public PreOrderTraversal(Visitor visitor) { |
| super(visitor); |
| } |
| |
| public void accept(GroovySourceAST currentNode) { |
| push(currentNode); |
| openingVisit(currentNode); |
| acceptChildren(currentNode); |
| closingVisit(currentNode); |
| pop(); |
| } |
| } |