小鸟租房系统Hibernate MyBatis Struts2等4种做法

package com.home.servlet; import java.io.IOException; import java.io.PrintWriter; import java.util.HashMap; import java.util.List; import java.util.Map; 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 javax.servlet.jsp.PageContext; import com.home.entity.District; import com.home.entity.House; import com.home.entity.Street; import com.home.entity.Types; import com.home.entity.Users; import com.home.impl.HouseImpl; import com.home.service.DirstrictService; import com.home.service.HouseService; import com.home.service.StreetService; import com.home.service.TypesService; import com.home.service.UsersService; @SuppressWarnings("all") public class HouseServlet extends HttpServlet { HouseService houseservice=new HouseService(); StreetService streetservice=new StreetService(); DirstrictService dirstrictservice=new DirstrictService(); TypesService typeservice=new TypesService(); UsersService usersservice=new UsersService(); public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { response.setContentType("text/html;charset=UTF-8"); PrintWriter out = response.getWriter(); String opr=request.getParameter("op"); HttpSession session=request.getSession(); if(opr.equals("fenye")||opr==null){ Map<String, Object> params=new HashMap<String, Object>(); if(request.getParameter("sou")!=null&&request.getParameter("sou")!=""){ if(session.getAttribute("params")!=null&&session.getAttribute("params")!=""){ params=(Map<String, Object>) session.getAttribute("params"); request.setAttribute("title_if", session.getAttribute("h_title")); request.setAttribute("price_if", session.getAttribute("h_price")); request.setAttribute("floorage_if", session.getAttribute("h_floorage")); request.setAttribute("types_if", session.getAttribute("h_types")); request.setAttribute("district_if", session.getAttribute("h_district")); request.setAttribute("street_if", session.getAttribute("h_street")); } request.setAttribute("sou", "sou"); }else{ session.setAttribute("title_if", ""); session.setAttribute("price_if", ""); session.setAttribute("floorage_if", ""); session.setAttribute("types_if", ""); session.setAttribute("district_if", ""); session.setAttribute("street_if", ""); request.setAttribute("sou", ""); } int count=houseservice.SelectCount(params); System.out.println(count); int pageindex; int pagesize=3; int tolpage; if(count%pagesize==0){ tolpage=count/pagesize; }else{ tolpage=count/pagesize+1; } if(request.getParameter("pageindex")==null){ pageindex=1; }else{ pageindex=Integer.parseInt(request.getParameter("pageindex")); if(pageindex<=0){ pageindex=1; }else if(pageindex>=tolpage){ pageindex=tolpage; } } System.out.println("过来没有？"); params.put("pageindex", pageindex); params.put("pagesize",pagesize); List<House> houselist=houseservice.SelectFenye(params); List<District> districtlist=dirstrictservice.SelectAllDistrice(); //int ss=0; //List<Street> streetlist=streetservice.SelectDistrictID(districtlist.get(0)); List<Types> typelist=typeservice.SelectType(); request.setAttribute("typelist", typelist); request.setAttribute("houselist", houselist); request.setAttribute("districtlist", districtlist); /* for(Street ssss:streetlist){ System.out.println(ssss.getSname()+":"+ssss.getSid()); }*/ request.setAttribute("streetlist", districtlist.get(0).getStreet()); request.setAttribute("tolpage", tolpage); request.setAttribute("pageindex", pageindex); request.getRequestDispatcher("ShowHome.jsp").forward(request, response); }else if(opr.equals("update")){ int id=Integer.parseInt(request.getParameter("hid")); House houselist=houseservice.SelectById(id); List<Types> utype=typeservice.SelectType(); List<District> districtlist=dirstrictservice.SelectAllDistrice(); List<Street> jiedaos=streetservice.SelectDistrictID(districtlist.get(0).getDid()); request.setAttribute("houselist", houselist); request.setAttribute("disarray", districtlist); request.setAttribute("typearray",utype); request.setAttribute("jiedaos", jiedaos); request.setAttribute("hid", id); request.getRequestDispatcher("Add.jsp").forward(request, response); }else if(opr.equals("delete")){ String name=(String) session.getAttribute("loginname"); int uid=houseservice.SelectUserID(name); System.out.println(uid+"sssssssssss"); String is=usersservice.IsAdmin(uid); System.out.println(is+"isisisisisis"); if(is.equals("Y")){ int id=Integer.parseInt(request.getParameter("hid")); int result=houseservice.DeleteHouse(id); if(result>0){ out.write("<script>alert('删除成功！');window.location.href='/BirdHomeDemoMyBatis/HouseServlet?op=fenye'</script>"); }else{ out.write("<script>alert('删除失败！')</script>"); } }else{ out.write("<script>alert('对不起，您不是管理员，没有权限！');window.location.href='/BirdHomeDemoMyBatis/HouseServlet?op=fenye'</script>"); } } out.flush(); out.close(); } public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { response.setContentType("text/html;charset=UTF-8"); request.setCharacterEncoding("UTF-8"); PrintWriter out = response.getWriter(); HttpSession session=request.getSession(); HouseImpl houseimpl=new HouseImpl(); String opr=request.getParameter("op"); if(opr.equals("addorupdate")){ Users users=new Users(); String loginname=(String) session.getAttribute("loginname"); System.out.println(loginname+"用户名"); int user_id=houseimpl.SelectUserID(loginname);//登陆者ID System.out.println(user_id); users.setUuid(user_id); Types types=new Types(); int selecttpye=Integer.parseInt(request.getParameter("selecttpye")); System.out.println(selecttpye); types.setTid(selecttpye); Street street=new Street(); int jiejie=Integer.parseInt(request.getParameter("jiejie")); System.out.println(jiejie); street.setSid(jiejie); String title=request.getParameter("txttitle");//房子标题 int txtfloorage=Integer.parseInt(request.getParameter("txtfloorage"));//房子面积 int txtprice=Integer.parseInt(request.getParameter("txtprice"));//房子价格 String dates=request.getParameter("dates");//房产证日期 String tell=request.getParameter("tell");//联系方式 String descirpt=request.getParameter("descirpt");//描述 int hid=Integer.parseInt(request.getParameter("hid")); if(hid==0){ House ho=new House(title, descirpt, txtprice, dates, txtfloorage, tell, types, users, street); int result=houseimpl.InsertHouse(ho); if(result>0){ out.write("<script>alert('发布成功');window.location.href='/BirdHomeDemoMyBatis/HouseServlet?op=fenye'</script>"); return; }else{ out.write("<script>alert('发布失败');</script>"); } }else{ House ho=new House(title, descirpt, txtprice, dates, txtfloorage, tell, types, users, street); ho.setHid(hid); int result1=houseimpl.UpdateHouse(ho); if(result1>0){ out.write("<script>alert('修改成功');window.location.href='/BirdHomeDemoMyBatis/HouseServlet?op=fenye'</script>"); return; } else{ out.write("<script>alert('修改失败');</script>"); } } }else if(opr.equals("selectlike")){ Map<String, Object> params=new HashMap<String, Object>(); String title=request.getParameter("titlelike"); String price=request.getParameter("jiagelike"); St