/* * $Id: FlowHandler.java,v 1.1.4.3 2001/03/15 00:40:07 brydon Exp $ * Copyright 2001 Sun Microsystems, Inc. All rights reserved. * Copyright 2001 Sun Microsystems, Inc. Tous droits r閟erv閟. */package com.huiton.mainframe.control.web.handlers;import com.huiton.mainframe.control.event.CERPEvent;import com.huiton.mainframe.control.exceptions.CERPEventException;import javax.servlet.http.HttpServletRequest;/** * This class is the base interface to flow handlers on the * web tier. **/public interface FlowHandler extends java.io.Serializable {    public void doStart(HttpServletRequest request);    public String processFlow(HttpServletRequest request) throws CERPEventException;    public void doEnd(HttpServletRequest request);}