op1.java

struts+spring+hibernate新闻管理

package org.qhit.servlet;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;

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

import model.Student;
import model.Userinfo;

import org.qhit.common.DBcon;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.context.support.WebApplicationContextUtils;

import service.ServiceImp;

public class op1 extends HttpServlet {
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
        WebApplicationContext wac = WebApplicationContextUtils
        .getRequiredWebApplicationContext(getServletContext());
        ServiceImp service = (ServiceImp) wac.getBean("ServiceImp");
		response.setContentType("text/html; charset=gbk");
		PrintWriter out = response.getWriter();
		request.setCharacterEncoding("gbk");
		String op = request.getParameter("op");		
		DBcon db = new DBcon();
		String s="";
		HttpSession hs = request.getSession();
		if(op.equals("que")){
			String va=request.getParameter("va").trim();
			String se = request.getParameter("se");
			s="Userinfo";
			if(se.equals("1")) s+=" where uname like '%"+va+"%'";
			if(se.equals("2")) s+=" where jse like '%"+va+"%'";
//			System.out.println(s);
			List arr =  service.getUserDAO().getAll(s);
//			System.out.println(((Student) arr.get(1)).getName());
//			ArrayList al = db.query(s);
			hs.setAttribute("arr",arr);
		}
		if(op.equals("add")){
			Userinfo ui = new Userinfo();
			ui.setUname(request.getParameter("uname"));
			ui.setUpass(request.getParameter("upass"));
//			ui.setRoleinfo(new Roleinfo(new Integer(request.getParameter("jse"))));
			service.getUserDAO().createObj(ui);
//			db.ins(ui);
			hs.setAttribute("arr",db.query_all());
		}
		if(op.equals("del")){
			String[] hql=request.getParameter("id").split(",");
			service.getUserDAO().del(hql);
			hs.setAttribute("arr",db.query_all());
		}
		if(op.equals("mod")){
			Userinfo ui = new Userinfo();
//			ui.setUid(new Integer(Integer.parseInt(request.getParameter("id"))));
			ui.setUname(request.getParameter("uname"));
			ui.setUpass(request.getParameter("upass"));
//			ui.setRoleinfo(new Roleinfo(new Integer(request.getParameter("jse"))));
			db.update(ui);
			hs.setAttribute("arr",db.query_all());
		}
		response.sendRedirect("/hiber/main1.jsp");
	}
}