/*
 * Copyright 2002-2007 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 org.springframework.scripting;

import org.aspectj.lang.ProceedingJoinPoint;

/**
 * Twee advice that 'scrambles' the return value
 * of a {@link Messenger} invocation.
 *
 * @author Rick Evans
 */
public final class MessengerScrambler {

	public String scramble(ProceedingJoinPoint pjp) throws Throwable {
		String message = (String) pjp.proceed();
		return new StringBuffer(message).reverse().toString();
	}

}
