clientstyleservlet.java~13~

销售管理系统 随着我国国民经济的持续发展

package com.webtier;

import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
import com.dao.ClientStyleDao;
import com.domain.ClientStyleVO;

public class ClientStyleServlet
    extends HttpServlet {
  private int method;
  private ClientStyleVO vo;
  private ClientStyleDao dao;
  public void doGet(HttpServletRequest request, HttpServletResponse response) throws
      ServletException, IOException {
    request.setCharacterEncoding("gb2312");
    this.dao = new ClientStyleDao();
    this.vo = new ClientStyleVO();
    method = Integer.parseInt(request.getParameter("method"));
    switch (method) {
      case 0: {
        this.clientStyleSelect(request, response); //全部查询
        break;
      }
      case 1: {
        this.clientStyleInsert(request, response); //添加操作
        break;
      }
      case 2: {
         this.clientStyleDelete(request,response);//删除操作
        break;
      }
      case 3: {

        break;
      }
      case 4: {

        break;
      }
      case 5: {

        break;
      }

    }
  }

  //删除的操作
  public void clientStyleDelete(HttpServletRequest request,
                         HttpServletResponse response) throws
      ServletException, IOException {
    dao.clientStyleDelete(Integer.valueOf(request.getParameter("id")));
    request.setAttribute("success", "删除客户类型信息成功");
    RequestDispatcher requestDispatcher = request.getRequestDispatcher(
        "dataClientStyle/success.jsp");
    requestDispatcher.forward(request, response);
  }

//添加操作
  public void clientStyleInsert(HttpServletRequest request,
                                HttpServletResponse response) throws
      ServletException, IOException {
    String url = null;
    String operate = request.getParameter("operate");
    if (operate == null) {
      url = "dataClientStyle/clientStyleInsert.jsp";
    }
    else {
      String number = "noNumber";
      String name = request.getParameter("name");
      if (dao.clientStyleSelectName(name) != null) {
        request.setAttribute("success", "该名称已经存在！！！");
      }
      else {
        vo.setClientStyle_number(number);
        vo.setClientStyle_name(name);
        vo.setClientStyle_remark(request.getParameter("remark"));
        dao.clientStyleInsert(vo);
        ClientStyleVO clientStyle = dao.clientStyleSelectOne(number);
        dao.clientStyleUpdateNumber("cs-" + clientStyle.getId(),
                                    clientStyle.getId());
        request.setAttribute("success", "添加客户类型信息成功！！！");
      }
      url = "dataClientStyle/success.jsp";
    }
    RequestDispatcher requestDispatcher = request.getRequestDispatcher(url);
    requestDispatcher.forward(request, response);
  }

//全部查询操作
  public void clientStyleSelect(HttpServletRequest request,
                                HttpServletResponse response) throws
      ServletException, IOException {
    List list = dao.bankSelect();
    int pageNumber = list.size(); //计算出有多少条记录
   int maxPage = pageNumber; //计算有多少页数
   String number = request.getParameter("i");
   if (maxPage % 5 == 0) {
     maxPage = maxPage / 5;
   }
   else {
     maxPage = maxPage / 5 + 1;
   }
   if (number == null) {
     number = "0";
   }
   request.setAttribute("number", String.valueOf(number));
   request.setAttribute("maxPage", String.valueOf(maxPage));
   request.setAttribute("pageNumber", String.valueOf(pageNumber));

    request.setAttribute("list", list);
    RequestDispatcher requestDispatcher = request.getRequestDispatcher(
        "dataClientStyle/clientStyleSelect.jsp");
    requestDispatcher.forward(request, response);
  }

  public void doPost(HttpServletRequest request, HttpServletResponse response) throws
      ServletException, IOException {
    doGet(request, response);
  }

}