/*
 * Copyright 2009 Red Hat, Inc.
 *
 * Red Hat licenses this file to you 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.jboss.netty.channel;

import java.net.SocketAddress;

/**
 * A {@link ChannelEvent} which represents the transmission or reception of a
 * message.  It can mean the notification of a received message or the request
 * for writing a message, depending on whether it is an upstream event or a
 * downstream event respectively.  Please refer to the {@link ChannelEvent}
 * documentation to find out what an upstream event and a downstream event are
 * and what fundamental differences they have.
 *
 * @author <a href="http://www.jboss.org/netty/">The Netty Project</a>
 * @author <a href="http://gleamynode.net/">Trustin Lee</a>
 *
 * @version $Rev: 2080 $, $Date: 2010-01-26 18:04:19 +0900 (Tue, 26 Jan 2010) $
 */
public interface MessageEvent extends ChannelEvent {

    /**
     * Returns the message.
     */
    Object getMessage();

    /**
     * Returns the remote address of the message.
     */
    SocketAddress getRemoteAddress();
}