ejbcontrollerlocal.java

sun公司的petstore,一个J2ee的示例应用程序.

/*
 * Copyright 2002 Sun Microsystems, Inc. All rights reserved.
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 * from this software without specific prior written permission.
 *
 * This software is provided "AS IS," without a warranty of any
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package com.sun.j2ee.blueprints.waf.controller.ejb;

// J2EE imports
import javax.ejb.EJBLocalObject;

// WAF imports
import com.sun.j2ee.blueprints.waf.event.Event;
import com.sun.j2ee.blueprints.waf.event.EventResponse;

import com.sun.j2ee.blueprints.waf.event.EventException;

/**
 * This is the EJB-tier controller of the MVC.
 * It is implemented as a session EJB. It controls all the activities
 * that happen in a client session.
 * It also provides mechanisms to access other session EJBs.
 */
public interface EJBControllerLocal extends EJBLocalObject {


    /**
     * Feeds the specified event to the state machine of the business logic.
     * @return an EventResponse.
     */
    public EventResponse processEvent(Event ese)
        throws  EventException;
}