creditsaleframe.java

一个使用java 写的进销存代码 使用了ejb 等技术 是学习j2ee的好

  }
  //退出方法
  public void exit(){
    //隐藏窗口
    this.setVisible(false);
    //清空数组的内容
    saleLedgers = new String[0][11];
    saleSubLedgers = new String[0][5];
    saleSubLedgerObjects = new Object[0][8];
    //清空列表框的内容
    listData1.clear();
    //清空文本框的内容
    jTextArea1.setText("");
    //清空表格的内容
    this.showTableData(saleSubLedgerObjects);
    //取得面板上的所有控件
    Component[] components = contentPane.getComponents();
    //创建临时编辑框控件
    JTextField tmpTextField = new JTextField();
    for(int i = 0; i < components.length; i++){
      if(components[i].getClass().getName().equals("javax.swing.JTextField")){
        tmpTextField = (JTextField)components[i];
        //清空编辑框的内容
        tmpTextField.setText("");
      }
    }
  }
  //设置用户的方法
  public void setUser(User user) {
    this.user = user;
  }
  //设置账套的方法
  public void setLedgerDate(String ledgerDate) {
    this.ledgerDate = ledgerDate;
  }
  protected void processWindowEvent(WindowEvent e) {
    if (e.getID() == WindowEvent.WINDOW_CLOSING) {
      exit();
    }
  }
  //显示查询销售单的方法
  public void showSearchSaleLedger(){
    listData1.clear();
    //为销售单列表框加入销售单数据
    for(int i = 0; i < saleLedgers.length; i++){
      listData1.addElement(saleLedgers[i][0]);
    }
  }
  //显示单个销售单的方法
  public void showSaleLedger(){
    //取得当前选择项的位置
    int selectedIndex = jList1.getSelectedIndex();
    //当列表框不处于选择状态，不显示商品数据
    if(selectedIndex == -1){
       return;
    }
    //显示销售单的数据
    jTextField4.setText(saleLedgers[selectedIndex][0]);    //单据编号
    jTextField5.setText(saleLedgers[selectedIndex][2]);    //客户
    jTextField6.setText(saleLedgers[selectedIndex][6]);    //送货地址
    jTextField7.setText(saleLedgers[selectedIndex][4]);    //信用销售员
    jTextField8.setText(saleLedgers[selectedIndex][5]);    //现金管理员
    //信用销售单将柜台数据保存在counterUser字段内
    jTextField9.setText(saleLedgers[selectedIndex][3]);    //柜台
    jTextField10.setText(saleLedgers[selectedIndex][7]);   //填写日期
    jTextField11.setText(saleLedgers[selectedIndex][8]);   //完成日期
    jTextField12.setText(onProcesses[Integer.parseInt(saleLedgers[selectedIndex][9])]);
    jTextArea1.setText(saleLedgers[selectedIndex][10]);
    //显示销售单明细数据
    this.showSaleSubLedger();
  }
  //显示销售单明细数据的方法
  public void showSaleSubLedger(){
    //取得当前选择项的位置
    int selectedIndex = jList1.getSelectedIndex();
    String saleId = saleLedgers[selectedIndex][0];
    saleSubLedgers = stockManagementData.getSaleSubLedgerBySaleId(ledgerDate, saleId);
    //将数组数据转换为表格数据
    saleSubLedgerObjects = new Object[saleSubLedgers.length][8];
    double total = 0;
    for(int i = 0; i < saleSubLedgers.length; i++){
      saleSubLedgerObjects[i][0] = new Integer(saleSubLedgers[i][0]);
      saleSubLedgerObjects[i][1] = saleSubLedgers[i][1];
      saleSubLedgerObjects[i][2] = saleSubLedgers[i][2];    //商品条形码
      double actualSalePrice = dataMethod.round(Double.parseDouble(saleSubLedgers[i][3]));
      int quantity = Integer.parseInt(saleSubLedgers[i][4]);
      saleSubLedgerObjects[i][3] = new Double(0);
      saleSubLedgerObjects[i][4] = new Double(0);
      double amount = dataMethod.round(actualSalePrice * quantity);
      saleSubLedgerObjects[i][5] = new Double(actualSalePrice); //实际售价
      saleSubLedgerObjects[i][6] = new Integer(quantity);       //数量
      saleSubLedgerObjects[i][7] = new Double(amount);          //金额
      total += amount;
    }
    //显示总价
    jTextField13.setText(String.valueOf(dataMethod.round(total)));
    //显示表格的内容
    this.showTableData(saleSubLedgerObjects);
  }
  //转换表格数据的方法
  public void transferTableData(){
    saleSubLedgers = new String[saleSubLedgerObjects.length][5];
    for(int i = 0; i < saleSubLedgerObjects.length; i++){
      saleSubLedgers[i][0] = ((Integer)saleSubLedgerObjects[i][0]).toString();
      saleSubLedgers[i][1] = (String)saleSubLedgerObjects[i][1];
      saleSubLedgers[i][2] = (String)saleSubLedgerObjects[i][2];
      saleSubLedgers[i][3] = ((Double)saleSubLedgerObjects[i][5]).toString(); //实际售价
      saleSubLedgers[i][4] = ((Integer)saleSubLedgerObjects[i][6]).toString();//数量
    }
  }
  //显示表格内容的方法
  public void showTableData(Object[][] detail){
    //设置表格的标题
    sslTableModel.setColumnNames(colNames);
    //设置表格的数据
    sslTableModel.setData(detail);
    jTable1 = new JTable(sslTableModel);
    //设置表格的字体
    jTable1.setFont(dialog13);
    //将数据表格加入数据滚动框
    jScrollPane3.getViewport().add(jTable1, null);
    //设置列的宽度
    jTable1.getColumnModel().getColumn(0).setPreferredWidth(20);
    jTable1.getColumnModel().getColumn(1).setPreferredWidth(50);
    jTable1.getColumnModel().getColumn(2).setPreferredWidth(50);
    jTable1.getColumnModel().getColumn(3).setPreferredWidth(10);
    jTable1.getColumnModel().getColumn(4).setPreferredWidth(10);
    jTable1.getColumnModel().getColumn(5).setPreferredWidth(10);
    jTable1.getColumnModel().getColumn(6).setPreferredWidth(10);
    jTable1.getColumnModel().getColumn(7).setPreferredWidth(10);
    //为表格加入内容接收器
    sslTableModel.addTableModelListener(new TableModelListener(){
      public void tableChanged(TableModelEvent e) {
        jTable1_valueChanged(e);
      }
    });
  }
  //重新计算货物金额
  public void recountGoodsAmount(){
    double actualSalePrice = 0;
    int quantity = 0;
    double amount = 0;
    double total = 0;
    for(int i = 0; i < saleSubLedgerObjects.length; i++){
      actualSalePrice = dataMethod.round(((Double)saleSubLedgerObjects[i][5]).doubleValue());
      quantity = ((Integer)saleSubLedgerObjects[i][6]).intValue();
      amount = dataMethod.round(actualSalePrice * quantity);
      saleSubLedgerObjects[i][7] = new Double(amount);
      total += amount;
    }
    jTextField13.setText(String.valueOf(dataMethod.round(total)));
  }
  //检查明细账的商品条形码方法
  public int checkSaleSubLedgerGoodsBarCode(){
    int result = 0;
    for(int i = 0; i < saleSubLedgerObjects.length; i++){
      result = stockManagementData.checkGoodsBarCode((String)saleSubLedgerObjects[i][2]);
      if(result == 0){
        JOptionPane.showMessageDialog(null, "第" + (i + 1) + "行的商品条形码在商品数据库中"
                                      + "不存在，请打开商品数据管理窗口添加.");
        return 0;
      }
    }
    return 1;
  }
  //检查明细账的数量是否大于库存数
  public int checkStockQuantity(){
    int result = 0;
    for(int i = 0; i < saleSubLedgerObjects.length; i++){
      result = stockManagementData.checkGoodsSaleQuantity(ledgerDate,
          (String) saleSubLedgerObjects[i][2],
          ((Integer)saleSubLedgerObjects[i][6]).intValue(), warehouse);
      if (result == 0) {
        JOptionPane.showMessageDialog(null, "第" + (i + 1) + "行的商品的卖出数量大于库存数.");
        return 0;
      }
    }
    return 1;
  }
  //根据商品条形码取得销售价和折扣
  public void showGoodsPriceAndDiscount(){
    for(int i = 0; i < saleSubLedgerObjects.length; i++){
      String goodsBarcode = (String)saleSubLedgerObjects[i][2];
      double[] data = stockManagementData.getGoodsPriceAndDiscount(goodsBarcode);
      saleSubLedgerObjects[i][3] = new Double(data[0]);            //销售价
      saleSubLedgerObjects[i][4] = new Double(data[1]);            //折扣
      saleSubLedgerObjects[i][5] = new Double(data[0] * data[1]);  //实际售价
    }
  }
  //清空单个销售单显示的方法
  public void clearSaleLedger(){
    jTextField4.setText("");
    jTextField5.setText("");
    jTextField6.setText("");
    jTextField7.setText("");
    jTextField8.setText("");
    jTextField9.setText("");
    jTextField10.setText("");
    jTextField11.setText("");
    jTextField12.setText("");
    jTextField13.setText("");
    jTextArea1.setText("");
    saleSubLedgers = new String[0][5];
    saleSubLedgerObjects = new Object[0][8];
    this.showTableData(saleSubLedgerObjects);
  }
  //检查按钮的状态
  public void checkBtn(boolean isManipulated){
    if(isManipulated){
      jButton2.setEnabled(false);
      jButton3.setEnabled(false);
      jButton4.setEnabled(false);
      jButton5.setEnabled(false);
      jButton9.setEnabled(false);
      jButton6.setEnabled(true);
      jButton7.setEnabled(true);
    }else{
      jButton2.setEnabled(true);
      jButton3.setEnabled(true);
      jButton4.setEnabled(true);
      jButton5.setEnabled(true);
      jButton9.setEnabled(true);
      jButton6.setEnabled(false);
      jButton7.setEnabled(false);
    }
  }
  //检查明细账按钮的状态
  public void checkSubBtn(boolean isCreated){
    if(isCreated){
      jButton12.setEnabled(true);
      jButton13.setEnabled(true);
    }else{
      jButton12.setEnabled(false);
      jButton13.setEnabled(false);
    }
  }
  //列表1的选择事件
  void jList1_valueChanged(ListSelectionEvent e) {
    if(listData1.size() > 0){
      this.showSaleLedger();
    }else{
      this.clearSaleLedger();
    }
  }
  //表格内容改变事件
  public void jTable1_valueChanged(TableModelEvent e) {
    //重新计算金额
    this.recountGoodsAmount();
    //根据商品条形码取得销售价和折扣
    this.showGoodsPriceAndDiscount();
  }
  //查询方法
  public void search(){
    //取得查询选项
    int selectedIndex = jComboBox1.getSelectedIndex();
    //取得编辑框的变量
    String searchValue = jTextField1.getText().trim();
    String startDateStr = jTextField2.getText().trim();
    String endDateStr = jTextField3.getText().trim();
    if (selectedIndex == 0 | selectedIndex == 1 | selectedIndex == 2 |
        selectedIndex == 3 | selectedIndex == 4 | selectedIndex == 5) {
      if (searchValue.length() == 0) {
        JOptionPane.showMessageDialog(null, "请输入查询值");
        return;
      }
      switch (selectedIndex) {
        case 0:
          //根据销售单编号取得记录
          saleLedgers = stockManagementData.getSaleLedgerByStringField(
              ledgerDate, "saleId", searchValue, 1);
          break;
        case 1:
          //根据客户取得记录
          saleLedgers = stockManagementData.getSaleLedgerByStringField(
              ledgerDate, "customerName", searchValue, 1);
          break;
        case 2:
          //根据信用销售员取得记录
          saleLedgers = stockManagementData.getSaleLedgerByStringField(
              ledgerDate, "creditUser", searchValue, 1);
          break;
        case 3:
          //根据现金管理员取得记录
          saleLedgers = stockManagementData.getSaleLedgerByStringField(
              ledgerDate, "cashUser", searchValue, 1);
          break;
        case 4:
          //根据送货地址取得记录
          saleLedgers = stockManagementData.getSaleLedgerByStringField(
              ledgerDate, "address", searchValue, 1);
          break;
        case 5:
          if(dataMethod.checkInt(searchValue) == 0){
            JOptionPane.showMessageDialog(null, "按完成状态查询时，输入值必须是整数，"
                                          + "0表示进行，1表示撤消，2表示完成.");
            return;
          }
          //根据完成状态取得记录
          saleLedgers = stockManagementData.getSaleLedgerByOnProcess(
              ledgerDate, 1, Integer.parseInt(searchValue));
          break;
      }
    }else{
      java.sql.Timestamp startDate = dataMethod.transferDate(startDateStr);
      java.sql.Timestamp endDate = dataMethod.transferEndDate(endDateStr);
      if(startDate == null | endDate == null){
        JOptionPane.showMessageDialog(null, "日期输入错误，正确的日期格式是"
                                      + "yyyy-mm-dd（年-月-日），如2004-1-1");
        return;
      }
      //根据日期取得记录
      saleLedgers = stockManagementData.getSaleLedgerByOrderDate(ledgerDate,
          startDate, endDate, 1);
    }
    this.showSearchSaleLedger();
  }
  //单击事件
  public void actionPerformed(ActionEvent e) {
    //取得按钮的动作字符串
    String actionCommand = e.getActionCommand().trim();
    //检查打开的账套是否当前账套
    if (actionCommand.equals("createSaleLedger") |
        actionCommand.equals("updateSaleLedger") |
        actionCommand.equals("cancelSaleLedger") |