| /* |
| * 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 java.util.ArrayList; |
| import java.util.List; |
| |
| import org.codehaus.groovy.antlr.GroovySourceAST; |
| |
| /** |
| * A simple antlr AST visitor that collects all nodes into a List. |
| * |
| * @author <a href="mailto:groovy@ross-rayner.com">Jeremy Rayner</a> |
| * @version $Revision: 4032 $ |
| */ |
| |
| public class NodeCollector extends VisitorAdapter { |
| private List nodes; |
| public NodeCollector() { |
| nodes = new ArrayList(); |
| } |
| public List getNodes() { |
| return nodes; |
| } |
| public void visitDefault(GroovySourceAST t,int visit) { |
| if (visit == OPENING_VISIT) { |
| nodes.add(t); |
| } |
| } |
| } |