Groovy example source code file (DefaultAction.java)

This example Groovy source code file (DefaultAction.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

abstractaction, abstractaction, action, action, awt, closure, closure, defaultaction, event, gui, no, nullpointerexception, nullpointerexception, swing

The Groovy DefaultAction.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,
 * 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 groovy.swing.impl;

import groovy.lang.Closure;

import java.awt.event.ActionEvent;

import javax.swing.AbstractAction;

/** 
 * A default action implementation
 *
 * @author <a href="mailto:james@coredevelopers.net">James Strachan
 * @version $Revision: 6778 $
 */
public class DefaultAction extends AbstractAction {

    private Closure closure;

    public void actionPerformed(ActionEvent event) {
        if (closure == null) {
            throw new NullPointerException("No closure has been configured for this Action");
        }
        closure.call(event);
    }

    public Closure getClosure() {
        return closure;
    }

    public void setClosure(Closure closure) {
        this.closure = closure;
    }

}