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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

groovyinterceptable, groovyobject, metaclass, metaclass, object, object, string, string, tt1, tt1gi, tt1gi

The Groovy source code

 * Copyright 2005 John G. Wilson
 * 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 gls.ch06.s05.testClasses;

import groovy.lang.GroovyInterceptable;
import groovy.lang.GroovyObject;
import groovy.lang.MetaClass;
import org.codehaus.groovy.runtime.InvokerHelper;

 * @author John Wilson

public class Tt1gi extends Tt1 implements GroovyObject, GroovyInterceptable {

    private MetaClass metaClass = InvokerHelper.getMetaClass(getClass());

    public MetaClass getMetaClass() {
        return this.metaClass;

    public Object getProperty(final String property) {
        if ("x".equals(property)) {
            return "dynamic property";
        } else {
            return this.metaClass.getProperty(this, property);

    public Object invokeMethod(final String name, final Object args) {
        if ("x".equals(name)) {
            return "dynamic method";
        } else {
            return this.metaClass.invokeMethod(this, name, args);

    public void setMetaClass(final MetaClass metaClass) {
        this.metaClass = metaClass;

    public void setProperty(final String property, final Object newValue) {
        this.metaClass.setProperty(this, property, newValue);

Other Groovy examples (source code examples)

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