sessionhandler.java

银行项目为后台ｓｏｃｋｅｔ通信写的程序

/****************************************************************************
 * Package		: com.ecSolutions.ecAppServer.server
 * File			: SessionHandler.java
 * Create Date  : 2007-7-20
 * Author		: Steven Chen
 * 
 * Copyright(C) 2006 ecSolutions(shanghai) Co.,Limited.All Rights Reserved.
 *			
 ***************************************************************************/

package com.ecSolutions.ecAppServer.server;

/**
 * <code>Session</code> handler.
 * 
 * @author Steven Chen
 * @version $Id: SessionHandler.java,v 1.2 2007/07/26 04:10:42 stevenchen Exp $
 */
public interface SessionHandler {

    /**
     * Session have started.
     * 
     * @param session
     *            session
     * @throws Exception
     *             any exception
     */
    void sessionStarted(Session session) throws Exception;

    /**
     * Session have closed.
     * 
     * @param session
     *            session
     * @throws Exception
     *             any exception
     */
    void sessionClosed(Session session) throws Exception;

    /**
     * Session timeout, but not closed.
     * 
     * @param session
     *            session
     * @throws Exception
     *             any exception
     */
    void sessionTimeout(Session session) throws Exception;

    /**
     * Session received a object which is decoded by <code>PacketDecoder</code>.
     * 
     * @param session
     *            session
     * @param obj
     *            object
     * @throws Exception
     *             any exception
     */
    void objectReceived(Session session, Object obj) throws Exception;

    /**
     * Session sent a object.
     * 
     * @param session
     *            session
     * @param obj
     *            object
     * @throws Exception
     *             any exception
     */
    void objectSent(Session session, Object obj) throws Exception;

    /**
     * Session caught a exception.
     * 
     * @param session
     *            session
     * @param cause
     *            exception
     */
    void exceptionCaught(Session session, Throwable cause);
}