用JSP做的“网上书店”网站

package com.book.servlet; import java.io.IOException; import java.io.PrintWriter; import java.util.ArrayList; import java.util.List; import javax.servlet.RequestDispatcher; 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 com.book.dto.BookInfo; import com.book.dto.OrderInfo; import com.book.dto.UserInfo; import com.book.service.AdminUserService; import com.book.service.BookService; import com.book.service.UserService; public class bookAction extends HttpServlet { /** * Constructor of the object. */ public bookAction() { super(); } /** * Destruction of the servlet. <br> */ public void destroy() { super.destroy(); // Just puts "destroy" string in log // Put your code here } /** * The doGet method of the servlet. <br> * * This method is called when a form has its tag value method equals to get. * * @param request the request send by the client to the server * @param response the response send by the server to the client * @throws ServletException if an error occurred * @throws IOException if an error occurred */ public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { doPost(request,response); } /** * The doPost method of the servlet. <br> * * This method is called when a form has its tag value method equals to post. * * @param request the request send by the client to the server * @param response the response send by the server to the client * @throws ServletException if an error occurred * @throws IOException if an error occurred */ public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { response.setContentType("text/html;;charset=GBK"); PrintWriter out = response.getWriter(); try { String operation = request.getParameter("operation"); if(operation.equals("Login")){ doLogin(request,response); } if(operation.equals("login")){ dologin(request,response); } if(operation.equals("roll")){ doroll(request, response); } if (operation.equals("add")) { addUser(request, response); } if (operation.equals("addbook")) { addBook(request, response); } if(operation.equals("list")){ listBook(request, response); } if(operation.equals("userlist")){ listUser(request, response); } if(operation.equals("orderlist")){ listorder(request, response); } if(operation.equals("orderlist2")){ listorder2(request, response); } if(operation.equals("orderlist3")){ listorder3(request, response); } if(operation.equals("shopping")){ shopping(request, response); } if(operation.equals("delete")){ deleteBook(request, response); } if(operation.equals("update")){ update(request, response); } if(operation.equals("bookupdate")){ bookupdate(request, response); } if(operation.equals("buybook")){ buybook(request, response); } if(operation.equals("deleteuser")){ deleteUser(request, response); } if(operation.equals("check")){ check(request, response); } } catch (Exception ee) { ee.getMessage(); } finally { out.flush(); out.close(); } } public void check(HttpServletRequest request, HttpServletResponse response) throws Exception { String search_Key=request.getParameter("searchValue"); BookService bservice = new BookService(); List<BookInfo> bookList=new ArrayList<BookInfo>(); int pageNo; if (request.getParameter("pageNo") == null) { pageNo = 1; } else { pageNo = Integer.parseInt(request.getParameter("pageNo")); } bookList=bservice.listBook(pageNo); request.setAttribute("bookList", bookList); RequestDispatcher dispatcher=request.getRequestDispatcher("../admin/productmanager.jsp"); dispatcher.forward(request, response); } private void update(HttpServletRequest request, HttpServletResponse response)throws IOException,Exception { // TODO Auto-generated method stub String strId=request.getParameter("id"); int id; if(strId==null){ id=1; }else{ id=Integer.parseInt(strId); } BookService bservice = new BookService(); BookInfo book=new BookInfo(); book=bservice.showBook(id); request.setAttribute("book", book); RequestDispatcher dispatcher=request.getRequestDispatcher("../admin/productdetailmanager.jsp"); dispatcher.forward(request, response); } private void buybook(HttpServletRequest request, HttpServletResponse response)throws IOException,Exception { // TODO Auto-generated method stub String strId=request.getParameter("id"); int id; if(strId==null){ id=1; }else{ id=Integer.parseInt(strId); } BookService bservice = new BookService(); BookInfo book=new BookInfo(); book=bservice.showBook(id); request.setAttribute("book", book); RequestDispatcher dispatcher=request.getRequestDispatcher("../user/shopcart.jsp"); dispatcher.forward(request, response); } private void bookupdate(HttpServletRequest request, HttpServletResponse response)throws IOException,Exception { // TODO Auto-generated method stub response.setContentType("text/html;charset=GBK"); PrintWriter out = response.getWriter(); String strId=request.getParameter("id"); int id; if(strId==null){ id=1; }else{ id=Integer.parseInt(strId); } BookService bservice = new BookService(); BookInfo book=new BookInfo(); book.setId(id); int category_id =Integer.parseInt(request.getParameter("category_id")); book.setCategory_id(category_id); String book_name = request.getParameter("book_name"); book.setBook_name(book_name); Double price =Double.parseDouble(request.getParameter("price")); book.setPrice(price); Double sale_price =Double.parseDouble(request.getParameter("sale_price")); book.setSale_price(sale_price); String press = request.getParameter("press"); book.setPress(press); String author = request.getParameter("author"); book.setAuthor(author); String content=request.getParameter("content"); book.setContent(content); String descipt=request.getParameter("descipt"); book.setDescipt(descipt); bservice.updatebook(book); request.setAttribute("book", book); out.print("<script language=javascript>alert('更改信息成功！');</script>"); // RequestDispatcher dispatcher=request.getRequestDispatcher("../admin/productdetailmanager.jsp"); // dispatcher.forward(request, response); } private void doroll(HttpServletRequest request, HttpServletResponse response)throws IOException,Exception { // TODO Auto-generated method stub response.setContentType("text/html;charset=GBK"); PrintWriter out = response.getWriter(); HttpSession session = request.getSession(); try{ if(session.getAttribute("login_name")!=null){ session.removeAttribute("login_name"); out.print("<script language=javascript>location.href='../index.jsp';</script>"); }else{ out.print("<script language=javascript>alert('您输入的用户名或密码有误，请核对！！');location.href='../login.jsp';</script>"); } }catch(Exception ee){ ee.toString(); } } public void deleteBook(HttpServletRequest request, HttpServletResponse response) throws Exception { response.setContentType("text/html;charset=GBK"); PrintWriter out = response.getWriter(); BookService bservice = new BookService(); String strId=request.getParameter("id"); int id; if(strId==null){ id=1; }else{ id=Integer.parseInt(strId); } System.out.println(id); bservice.deleteBook(id); List<BookInfo> bookList=new ArrayList<BookInfo>();