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Groovy example source code file (

This example Groovy source code file ( is included in the "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Groovy tags/keywords

classcodevisitorsupport, classcodevisitorsupport, classgenerator, classgenerator, linkedlist, linkedlist, opcodes, opcodes, sourceunit, util

The Groovy source code

 * Copyright 2003-2009 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
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * See the License for the specific language governing permissions and
 * limitations under the License.
package org.codehaus.groovy.classgen;

import org.codehaus.groovy.ast.ClassCodeVisitorSupport;
import org.codehaus.groovy.ast.ClassNode;
import org.codehaus.groovy.control.SourceUnit;
import org.objectweb.asm.Opcodes;

import java.util.LinkedList;

 * Abstract base class for generator of Java class versions of Groovy AST classes
 * @author <a href="">James Strachan
 * @author Russel Winder
 * @version $Revision: 20965 $
public abstract class ClassGenerator extends ClassCodeVisitorSupport implements Opcodes {
    // inner classes created while generating bytecode
    protected LinkedList<ClassNode> innerClasses = new LinkedList();

    public LinkedList<ClassNode> getInnerClasses() {
        return innerClasses;

    protected SourceUnit getSourceUnit() {
        return null;

    public void visitBytecodeSequence(BytecodeSequence bytecodeSequence) {

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