createinitialtables.java

网络商店源代码用NetBeans6.1Beta开发

package servlet;

import java.io.*;
import java.net.*;
import javax.servlet.*;
import javax.servlet.http.*;
import java.math.BigDecimal;
import model.*;

public class CreateInitialTables extends HttpServlet {
  protected void processRequest(HttpServletRequest request, HttpServletResponse response)
          throws ServletException, IOException {
    response.setContentType("text/html;charset=UTF-8");
    PrintWriter out = response.getWriter();
    try {
      ProductsBean pb = (ProductsBean) request.getSession().getAttribute("pb");
      if (pb == null) {
        pb = new ProductsBean();
        request.getSession().setAttribute("pb", pb);
      }
      OrdersBean ob = (OrdersBean) request.getSession().getAttribute("ob");
      if (ob == null) {
        ob = new OrdersBean();
        request.getSession().setAttribute("ob", ob);
      }

      out.println("*** Create products Table<br/>");
      pb.createTable();

      out.println("*** Create orders Table<br/>");
      ob.createTable();

      out.println("*** Populate products table<br />");
      Product[] samples = {
        new Product("TDK CD-R 80min Printable", new BigDecimal(27.90)),
        new Product("HP 100-Pack 52x CD-R ", new BigDecimal(19.99)),
        new Product("HP LightScribe 25-Pack CD-R", new BigDecimal(14.99)),
        new Product("Memorex 100-Pack CD-R", new BigDecimal(39.99)),
        new Product("TDK CD-R Printable 50pk", new BigDecimal(14.50)),
        new Product("Magnavox 100-Pack 52x CD-R", new BigDecimal(29.00)),
        new Product("TDK 10-Pack 24x CD-RW", new BigDecimal(29.99)),
      };
      for (Product p : samples) pb.create(p);
    } 
    catch (Exception x) {
      x.printStackTrace();
    } 
    finally {
      out.close();
    }
  }

  // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
  /** 
   * Handles the HTTP <code>GET</code> method.
   * @param request servlet request
   * @param response servlet response
   */
  protected void doGet(HttpServletRequest request, HttpServletResponse response)
          throws ServletException, IOException {
    processRequest(request, response);
  }

  /** 
   * Handles the HTTP <code>POST</code> method.
   * @param request servlet request
   * @param response servlet response
   */
  protected void doPost(HttpServletRequest request, HttpServletResponse response)
          throws ServletException, IOException {
    processRequest(request, response);
  }

  /** 
   * Returns a short description of the servlet.
   */
  public String getServletInfo() {
    return "Short description";
  }
  // </editor-fold>
}