1 /* 2 * $Id$ 3 * -------------------------------------------------------------------------------------- 4 * Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com 5 * 6 * The software in this package is published under the terms of the CPAL v1.0 7 * license, a copy of which has been included with this distribution in the 8 * LICENSE.txt file. 9 */ 10 11 package org.mule.api.processor; 12 13 import org.mule.api.MuleEvent; 14 import org.mule.api.MuleException; 15 16 /** 17 * Processes {@link MuleEvent}'s. Implementations that do not mutate the 18 * {@link MuleEvent} or pass it on to another MessageProcessor should return the 19 * MuleEvent they receive. 20 * 21 * @since 3.0 22 */ 23 public interface MessageProcessor 24 { 25 /** 26 * Invokes the MessageProcessor. 27 * 28 * @param event MuleEvent to be processed 29 * @return optional response MuleEvent 30 * @throws MuleException 31 */ 32 MuleEvent process(MuleEvent event) throws MuleException; 33 }