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 $Id: DefaultWebController.java,v 1.4 2002/12/05 22:23:58 gmurray Exp $ */

package com.sun.j2ee.blueprints.waf.controller.web;

import java.util.Locale;
import java.util.Collection;

// J2EE imports
import javax.servlet.http.HttpSession;
import javax.servlet.ServletContext;
import javax.servlet.ServletRequest;

// tracer import
import com.sun.j2ee.blueprints.util.tracer.Debug;

// WAF imports
import com.sun.j2ee.blueprints.waf.util.JNDINames;
import com.sun.j2ee.blueprints.waf.controller.web.util.WebKeys;
import com.sun.j2ee.blueprints.waf.controller.Event;
import com.sun.j2ee.blueprints.waf.controller.EventResponse;
import com.sun.j2ee.blueprints.waf.controller.EventException;

import com.sun.j2ee.blueprints.waf.controller.GeneralFailureException;
import com.sun.j2ee.blueprints.waf.controller.AppException;

/**
 *
 */
public class DefaultWebController implements WebController {

    public DefaultWebController() {
    }

    /**
     * constructor for an HTTP client.
     * @param the ServletContext  object of the application
     */
    public void init(ServletContext context) {
           context.setAttribute(WebKeys.WEB_CONTROLLER, this);
    }
    
    /**
     * feeds the specified event to the state machine of the business logic. 
     *
     * @param ese is the current event 
     * @return a com.sun.j2ee.blueprints.waf.event.EventResponse object which can be extend to carry any payload. 
     * @exception com.sun.j2ee.blueprints.waf.event.EventException <description>
     * @exception com.sun.j2ee.blueprints.wafcontroller.GeneralFailureException
     */
    public synchronized EventResponse handleEvent(Event ev, ServletRequest request) 
  throws EventException {
            //DefaultComponentManager cm = (DefaultComponentManager)session.getAttribute(WebKeys.COMPONENT_MANAGER);
            // get the command
            //process the command
            //EJBControllerLocal controllerEJB =cm.getEJBController(session);
      //return controllerEJB.processEvent(ev);
            return null; // FIXME
    }

     /** 
     * frees up all the resources associated with this controller and
     * destroys itself.
     */
    public synchronized void destroy(HttpSession session) {
      // FIXME
    }
}