org.codehaus.groovy.antlr.treewalker.NodeCollector Maven / Gradle / Ivy
/*
* 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 Jeremy Rayner
* @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);
}
}
}