logonaction.java

一个管理系统 用java作的

/*
 *  僔僗僥儉丂丂丗 嶳廏HR僔僗僥儉奐敪
 *  僒僽僔僗僥儉丗 WEB僔僗僥儉
 *
 *   VER    丂曄峏擔     丂晹壽      扴摉幰  丂曄峏撪梕
 *  -----------------------------------------------------------------
 *  V1.00 丂丂${date} (ShanXiu丂Soft)  Tuwenjie   弶斉
 *
 *       (C) Copyright SHANXIU CORPORATION 2006
 *                     All Rights Reserved.
 *
 */


package net.shanxiu.HR.action;



import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.util.MessageResources;

import net.shanxiu.HR.actionform.LogonActionForm;
import net.shanxiu.HR.entity.Constants;
import net.shanxiu.HR.vo.Worker;
import net.shanxiu.HR.service.LogonActionService;

/******************************************************************************
 * 僋儔僗偺奣梫丗logon system action         
 * 
 * @author  嶌惉幰 tuwenjie
 * @version 1.0
*******************************************************************************
 */
public final class LogonAction extends Action {

    /**
     * Process the specified HTTP request, and create the corresponding HTTP
     * response (or forward to another web component that will create it).
     * Return an <code>ActionForward</code> instance describing where and how
     * control should be forwarded, or <code>null</code> if the response has
     * already been completed.
     */
    public ActionForward execute(ActionMapping mapping,
                                  ActionForm form,
                                  HttpServletRequest request,
                                  HttpServletResponse response)
    throws Exception {

        // These "messages" come from the ApplicationResources.properties file
        MessageResources messages = getResources(request);

        /*
         * Validate the request parameters specified by the user
         * Note: Basic field validation done in LogonActionForm.java
         *       Business logic validation done in LogonAction.java
         */
        ActionMessages errors = new ActionMessages();
        
        String userId    = (String)((LogonActionForm) form).getId();
        String userPsw   = (String)((LogonActionForm) form).getPsw();
        
        
        
        LogonActionService logonActionService = new LogonActionService();
        Worker worker = logonActionService.search(userId,userPsw);

      //  String emptyInf = "worker not exist:" + userId;
        
      

        if (worker.getGuard().equals(Constants.OTHER)) {
           errors.add("ActionMessages.GLOBAL.ERROR", new ActionMessage("title.logon.worker.notexist"));
           saveErrors(request, errors);
           return (new ActionForward(mapping.getInput()));
        }
        
        HttpSession session = request.getSession();
        session.setAttribute(Constants.USER , worker);
        
        if(worker.getGuard().equals(Constants.EMPLOYER)){                            
        /*
         * This is general employer
         */   
           return (mapping.findForward("main")) ; 
        }        
        // Forward control to the adminstrator URI
        else
            
           return (mapping.findForward("m_main"));
    }
}