goodsorderservlet.java

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.GoodsOrderDao;
import com.domain.GoodsOrderVO;
import com.dao.WareDao;

//定货和出货
public class GoodsOrderServlet
    extends HttpServlet {
  private int method;
  private GoodsOrderDao dao = null;
  private GoodsOrderVO vo = null;
  private WareDao ware = null;
  public void doGet(HttpServletRequest request, HttpServletResponse response) throws
      ServletException, IOException {
    request.setCharacterEncoding("gb2312");
    dao = new GoodsOrderDao();
    vo = new GoodsOrderVO();
    ware = new WareDao();
    this.method = Integer.parseInt(request.getParameter("method"));
    switch (method) {
      case 0: {
        this.orderSelect(request, response); //查看定单
        break;
      }
      case 1: {
        this.orderInsert(request, response); //添加新定单
        break;
      }
      case 2: {
        this.orderSelectContent(request, response); //查看内容
        break;
      }
      case 3: {
        this.orderDelete(request, response); //删除操作
        break;
      }
      case 4: {
        this.orderOut(request, response); //准备出货
        break;
      }
      case 5: {
        this.outGoods(request, response); //出货
        break;
      }
      case 6: {
        this.orderOutSelect(request, response); //查看出货信息
        break;
      }
      case 7: {
        this.deleteOrder(request, response); //当数量为0的时候，直接删除
        break;
      }
      case 8: {
        this.outSelectConnect(request, response); //出货查询内容
        break;
      }

      case 9: {
        this.outDelete(request, response); //删除出货信息
        break;
      }


    }
  }



  //删除出货信息
  public void outDelete(HttpServletRequest request,
                        HttpServletResponse response) throws
      ServletException, IOException {
    String number = request.getParameter("number"); //取得货品的编号
    int orderAccount = Integer.parseInt(request.getParameter("account")); //取得定货得数量
    int account = ware.wareAccount(number) + orderAccount;
    ware.wareOut(account, number);
    dao.orderDelete(Integer.valueOf(request.getParameter("id")));
    request.setAttribute("error", "删除信息成功");
    RequestDispatcher requestDispatcher = request.getRequestDispatcher(
        "operation/error.jsp");
    requestDispatcher.forward(request, response);
  }

  //出货查询内容
  public void outSelectConnect(HttpServletRequest request,
                               HttpServletResponse response) throws
      ServletException, IOException {
    request.setAttribute("out",
                         dao.goodsOrderSelect(request.getParameter("number")));
    RequestDispatcher requestDispatcher = request.getRequestDispatcher(
        "operation/outSelectConnect.jsp");
    requestDispatcher.forward(request, response);
  }

  //当数量为0的时候，直接删除
  public void deleteOrder(HttpServletRequest request,
                          HttpServletResponse response) throws
      ServletException, IOException {
    dao.orderDelete(Integer.valueOf(request.getParameter("id")));
    request.setAttribute("error", "删除信息成功！！！");
    RequestDispatcher requestDispatcher = request.getRequestDispatcher(
        "operation/error.jsp");
    requestDispatcher.forward(request, response);

  }

  //查看出货信息
  public void orderOutSelect(HttpServletRequest request,
                             HttpServletResponse response) throws
      ServletException, IOException {
    Integer title = Integer.valueOf("1");
    List list = dao.goodsOrderSelect(title);
    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("account", String.valueOf(number));
    request.setAttribute("maxPage", String.valueOf(maxPage));
    request.setAttribute("pageNumber", String.valueOf(pageNumber));
    request.setAttribute("list", list);
    RequestDispatcher requestDispatcher = request.getRequestDispatcher(
        "operation/orderOutSelect.jsp");
    requestDispatcher.forward(request, response);
  }

//出货
  public void outGoods(HttpServletRequest request, HttpServletResponse response) throws
      ServletException, IOException {
    vo.setEmployeeOut(request.getParameter("number"));
    vo.setMethod(request.getParameter("meth"));
    vo.setTitle(1);
    vo.setId(Integer.valueOf(request.getParameter("id")));
    dao.orderOut(vo);
    request.setAttribute("error", "出货成功！！！");
    RequestDispatcher requestDispatcher = request.getRequestDispatcher(
        "operation/error.jsp");
    requestDispatcher.forward(request, response);

  }

//准备出货
  public void orderOut(HttpServletRequest request, HttpServletResponse response) throws
      ServletException, IOException {
    String url = "";
    String operation = request.getParameter("operation");
    if (operation == null) {
      url = "operation/prepareOut.jsp";
    }
    else {
      GoodsOrderVO order = dao.goodsOrderOut(request.
                                             getParameter("number"), 0);
      if (order == null) {
        request.setAttribute("error", "单据号码并不存在，请重新输入！！");
        url = "operation/error.jsp";
      }
      else {
        request.setAttribute("order", order);
        url = "operation/orderOut.jsp";
      }

    }

    RequestDispatcher requestDispatcher = request.getRequestDispatcher(
        url);
    requestDispatcher.forward(request, response);
  }

//删除定单
  public void orderDelete(HttpServletRequest request,
                          HttpServletResponse response) throws
      ServletException, IOException {
    String number = request.getParameter("number"); //取得货品的编号
    int orderAccount = Integer.parseInt(request.getParameter("account")); //取得定货得数量
    int account = ware.wareAccount(number) + orderAccount;
    ware.wareOut(account, number);
    dao.orderDelete(Integer.valueOf(request.getParameter("id")));
    request.setAttribute("success", "删除信息成功");
    RequestDispatcher requestDispatcher = request.getRequestDispatcher(
        "operation/success.jsp");
    requestDispatcher.forward(request, response);
  }

//查看内容
  public void orderSelectContent(HttpServletRequest request,
                                 HttpServletResponse response) throws
      ServletException, IOException {
    request.setAttribute("order",
                         dao.goodsOrderSelect(request.getParameter("number")));
    RequestDispatcher requestDispatcher = request.getRequestDispatcher(
        "operation/orderSelectContent.jsp");
    requestDispatcher.forward(request, response);
  }

//添加定单
  public void orderInsert(HttpServletRequest request,
                          HttpServletResponse response) throws
      ServletException, IOException {
    String operate = request.getParameter("operate");
    String url = null;
    if (operate == null) {
      url = "operation/orderInsert.jsp";
    }
    else {
      String number = "noNumber";
      int goods_account = Integer.parseInt(request.getParameter("good_account")); //从界面取得的数量
      int account = ware.wareAccount(request.getParameter("goods_goodsNumber"));
      if (goods_account > account) {
        request.setAttribute("account", "定货的数量必须在" + account + "以内");
      }
      else {
        vo.setGoods_number(number);
        vo.setGoods_goodsNumber(request.getParameter("goods_goodsNumber"));
        vo.setGoods_account(goods_account);
        vo.setGoods_money(Float.parseFloat(request.getParameter("goods_money")));
        vo.setGoods_company(request.getParameter("goods_company"));
        vo.setNumber(request.getParameter("number"));
        vo.setTitle(0);
        vo.setEmployeeIn(request.getParameter("employeeIn"));
        dao.goodsOrderInsert(vo);
        ware.wareOut(account - goods_account,
                     request.getParameter("goods_goodsNumber"));
        GoodsOrderVO goodsOrder = dao.goodsOrderSelect(number);
        System.out.println(goodsOrder.getId());
        dao.orderUpdateNumber(goodsOrder.getId(), number);
        request.setAttribute("success", "添加信息成功");
      }
      url = "operation/success.jsp";
    }
    RequestDispatcher requestDispatcher = request.getRequestDispatcher(url);
    requestDispatcher.forward(request, response);
  }

//查看定单
  public void orderSelect(HttpServletRequest request,
                          HttpServletResponse response) throws
      ServletException, IOException {
    Integer title = Integer.valueOf("0");
    List list = dao.goodsOrderSelect(title);
    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("account", String.valueOf(number));
    request.setAttribute("maxPage", String.valueOf(maxPage));
    request.setAttribute("pageNumber", String.valueOf(pageNumber));
    request.setAttribute("list", list);
    RequestDispatcher requestDispatcher = request.getRequestDispatcher(
        "operation/orderSelect.jsp");
    requestDispatcher.forward(request, response);
  }

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

}