loginaction.java

jsp网页

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.rfid.struts.action;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessages;

import com.rfid.dao.TUserDAO;
import com.rfid.global.Global;
import com.rfid.model.TUSer;
import com.rfid.struts.form.LoginForm;

/** 
 * MyEclipse Struts
 * Creation date: 10-27-2006
 * 
 * XDoclet definition:
 * @struts.action path="/login" name="loginForm" input="/form/login.jsp" scope="request" validate="true"
 */
public class LoginAction extends Action {
	/*
	 * Generated Methods
	 */

	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		LoginForm loginForm = (LoginForm) form;// TODO Auto-generated method stub
		ActionForward forward = new ActionForward();
        ActionMessages msgs = new ActionMessages();
		
		
		if(loginForm == null){
			request.setAttribute("error", "非法输入");
			forward = new  ActionForward("","/pages/error.jsp",true);
			return forward;
		}
		
		String todo = loginForm.getTodo();
		if(todo == null ){
			request.setAttribute("error", "非法输入");
			forward = new  ActionForward("","/pages/error.jsp",true);
			return forward;
		} else if(todo.equals("login")){
			/* 验证用户输入的用户名和密码 */
			String username = loginForm.getUsername();
			String password = loginForm.getPassword();
			
			TUserDAO tUserDAO = new TUserDAO();
			int result = tUserDAO.validate(username, password);

			if(result == 0) {
				request.setAttribute("error", "用户名或密码错误");
				forward = new  ActionForward("","/pages/error.jsp",true);
				return forward;
			}

			/* 获取用户输入的子系统 */
			String position = loginForm.getPosition();
			
			if(position.equals("0")){
				forward = new  ActionForward("","/pages/order/order_list.jsp",true);
			}else if (position.equals("1")){
				forward = new  ActionForward("","/pages/produce/produce_index.jsp",true);
			}else if (position.equals("2")){
				forward = new  ActionForward("","/pages/warehouse/warehouse_search.jsp",true);
			}else if (position.equals("3")){
				forward = new  ActionForward("","/pages/sales/current_order.jsp",true);
			}
			
			/* 将用户信息保存到session中 */
			TUSer user = new TUSer();
			user.setId(result);
			user.setUsername(username);
			HttpSession session = request.getSession();
			session.setAttribute(Global.USER, user);
			
			return forward;
		}
		
		request.setAttribute("error", "非法输入");
		forward = new  ActionForward("","/pages/error.jsp",true);
        saveMessages(request, msgs);
        return forward;
	}
}