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Groovy example source code file (ConvertedClosure.java)

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

Java - Groovy tags/keywords

closure, conversionhandler, convertedclosure, convertedclosure, io, method, object, object, reflection, serializable, serializable, string, string, throwable

The Groovy ConvertedClosure.java source code

 * 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,
 * See the License for the specific language governing permissions and
 * limitations under the License.

package org.codehaus.groovy.runtime;

import groovy.lang.Closure;

import java.io.Serializable;
import java.lang.reflect.Method;

 * This class is a general adapter to adapt a closure to any Java interface.
 * <p>
 * @author Ben Yu
 * @author <a href="mailto:blackdrag@gmx.org">Jochen Theodorou
 * Jul 27, 2006 3:50:51 PM
public class ConvertedClosure extends ConversionHandler implements Serializable {
    private String methodName;
    private static final long serialVersionUID = 1162833713450835227L;

     * to create a ConvertedClosure object.
     * @param closure the closure object.
    public ConvertedClosure(Closure closure, String method) {
        this.methodName = method;
    public ConvertedClosure(Closure closure) {
    public Object invokeCustom(Object proxy, Method method, Object[] args)
    throws Throwable {
        if (methodName!=null && !methodName.equals(method.getName())) return null;
        return ((Closure) getDelegate()).call(args);


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