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30 day Evaluation Version distributed via the Maven Jar Repository. Clover is not free. You have 30 days to evaluate it. Please visit http://www.thecortex.net/clover to obtain a licensed version of Clover | |||||||||||||||||||
Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
ClosureListener.java | 0% | 0% | 0% | 0% |
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/*
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* $Id: ClosureListener.java,v 1.1 2004/01/05 07:13:07 jstrachan Exp $
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*
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* Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved.
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*
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* Redistribution and use of this software and associated documentation
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* ("Software"), with or without modification, are permitted provided that the
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* following conditions are met: 1. Redistributions of source code must retain
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* copyright statements and notices. Redistributions must also contain a copy
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* of this document. 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the distribution. 3.
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* The name "groovy" must not be used to endorse or promote products derived
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* from this Software without prior written permission of The Codehaus. For
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* written permission, please contact info@codehaus.org. 4. Products derived
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* from this Software may not be called "groovy" nor may "groovy" appear in
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* their names without prior written permission of The Codehaus. "groovy" is a
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* registered trademark of The Codehaus. 5. Due credit should be given to The
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* Codehaus - http://groovy.codehaus.org/
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*
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* THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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*/
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package org.codehaus.groovy.runtime;
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import groovy.lang.Closure;
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import java.lang.reflect.InvocationHandler;
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import java.lang.reflect.Method;
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/**
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* Represents a method on an object using a closure which can be invoked at any
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* time
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*
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* @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
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* @version $Revision: 1.1 $
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*/
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public class ClosureListener implements InvocationHandler { |
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private String listenerMethodName;
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private Closure closure;
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public ClosureListener(String listenerMethodName, Closure closure) {
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this.listenerMethodName = listenerMethodName;
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this.closure = closure;
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} |
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public Object invoke(Object object, Method method, Object[] arguments) throws Throwable { |
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if (listenerMethodName.equals(method.getName())) {
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/** @todo hack! */
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closure.call(arguments[0]); |
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return null; |
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} |
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// lets try call this object
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String name = method.getName(); |
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if (name.equals("equals")) { |
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return object == arguments[0] ? Boolean.TRUE : Boolean.FALSE;
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} |
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else if (name.equals("hashCode")) { |
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return new Integer(hashCode()); |
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} |
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else if (name.equals("toString")) { |
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return super.toString() + "[listener:" + listenerMethodName + "]"; |
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} |
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/*
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* int paramCount = method.getParameterTypes().length;
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*
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* System.out.println("Now calling method: " + method);
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*
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* Method[] methods = Object.class.getMethods(); for (int i = 0; i
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* < methods.length; i++ ) { Method aMethod = methods[i]; if
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* (name.equals(aMethod.getName()) &&
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* aMethod.getParameterTypes().length == paramCount) { return
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* aMethod.invoke(object, arguments); } }
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*/
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return null; |
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} |
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public boolean equals(Object that) { |
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return this == that; |
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} |
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} |
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