| career | drupal | java | mac | mysql | perl | scala | uml | unix  

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

binding, binding, dummy, dummy, groovyclassloader, groovycodesource, groovycodesource, illegalaccessexception, instantiationexception, integer, io, script, script, scripttest, testsupport

The Groovy source code

 * Copyright 2003-2011 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 groovy.lang;

import org.codehaus.groovy.classgen.TestSupport;
import org.codehaus.groovy.control.CompilationFailedException;
import org.codehaus.groovy.runtime.MethodClosure;


 * Tests some particular script features.
 * @author Guillaume Laforge
public class ScriptTest extends TestSupport {
     * When a method is not found in the current script, checks that it's possible to call a method closure from the binding.
     * @throws IOException
     * @throws CompilationFailedException
     * @throws IllegalAccessException
     * @throws InstantiationException
    public void testInvokeMethodFallsThroughToMethodClosureInBinding() throws IOException, CompilationFailedException, IllegalAccessException, InstantiationException {
        String text = "if (method() == 3) { println 'succeeded' }";

        GroovyCodeSource codeSource = new GroovyCodeSource(text, "groovy.script", "groovy.script");
        GroovyClassLoader loader = new GroovyClassLoader(Thread.currentThread().getContextClassLoader());
        Class clazz = loader.parseClass(codeSource);
        Script script = ((Script) clazz.newInstance());

        Binding binding = new Binding();
        binding.setVariable("method", new MethodClosure(new Dummy(), "method"));

    public static class Dummy {
        public Integer method() {
            return new Integer(3);

Other Groovy examples (source code examples)

Here is a short list of links related to this Groovy source code file:

... this post is sponsored by my books ...

#1 New Release!

FP Best Seller


new blog posts


Copyright 1998-2021 Alvin Alexander,
All Rights Reserved.

A percentage of advertising revenue from
pages under the /java/jwarehouse URI on this website is
paid back to open source projects.