loginaction.java

老牌java开发的物流管理系统 详细的我也没有怎么看 好像是恒基的

package com.wl.actionimpl;

import java.util.List;

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

import com.wl.action.Action;
import com.wl.dao.GoodsTypeDAO;
import com.wl.dao.LoginDAO;
import com.wl.dao.StockRegionInfoDAO;
import com.wl.dao.SupplyDAO;
import com.wl.entity.GoodsType;
import com.wl.entity.Login;
import com.wl.entity.StockRegionInfo;
import com.wl.entity.Supply;

/**
 * 
 * @author wangJianwei
 *LoginAction实现Action
 */
public class LoginAction implements Action {
    
	public String doExcute(HttpServletRequest request,
			HttpServletResponse response) {
		String name = request.getParameter("loginname");
		String password = request.getParameter("loginpassword");
		LoginDAO dao = new LoginDAO();
		boolean b = dao.checkLogin(name, password);
		//处理商品入库问题 tian xiaoshun
		GoodsTypeDAO commcatedao=new GoodsTypeDAO();
		List<GoodsType> goodstypelist=commcatedao.selectCommcate();//查询所有商品类型
		SupplyDAO supplydao=new SupplyDAO();
		List<Supply>  goodsSupplylist=supplydao.querySupply();  //查询所有供应商信息
		StockRegionInfoDAO stockRegionInfodao=new StockRegionInfoDAO();
		List<StockRegionInfo> stockRegionList=stockRegionInfodao.selectAllStrockRegionInfo();//查询所有商品所在区域
		if(b==true)
		{
			request.getSession().setAttribute("allType",goodstypelist);
			request.getSession().setAttribute("allSupply",goodsSupplylist);
			request.getSession().setAttribute("allStockRegionList",stockRegionList);
			HttpSession session = request.getSession();
			session.setAttribute("name", name);
			
			//根据名字得到登陆用户信息,存放到session
			Login loginUser = new Login();
			loginUser = dao.selectLoginByName(name);
			session.setAttribute("loginUser", loginUser);
			return "/jsp/mainframe.jsp";
		}
		else
		{
			return "/jsp/error.jsp";
		}
	}

}