private void jButton4ActionPerformed(
      java.awt.event.ActionEvent evt) { // GEN-FIRST:event_jButton4ActionPerformed
    // TODO add your handling code here:
    String wash = chrg.getText();
    cname = custname.getText();
    addr1 = addr.getText();
    total.setText(String.valueOf(tamount));
    String a = lcharge.getText();
    String b = total.getText();
    String j = la.getText();
    String c = con.getText();
    int d = Integer.parseInt(b);
    int e = Integer.parseInt(a);
    int g = Integer.parseInt(wash);
    int h = Integer.parseInt(c);
    int i = Integer.parseInt(j);
    int f = d + e + g + h + i;
    toamnt.setText(String.valueOf(f));
    String sql =
        "insert into bill(Bill_No,Bill_Date,Cust_Name,Cust_Addr,P_Details,Amount) values('"
            + no1
            + "','"
            + bill1
            + "','"
            + cname
            + "','"
            + addr1
            + "','"
            + pd
            + "','"
            + toamnt
            + "')";

    try {
      Class.forName("com.mysql.jdbc.Driver");
      Connection con =
          (Connection)
              DriverManager.getConnection("jdbc:mysql://localhost:3306/bharatmotors", "root", "");
      Statement stmt = con.createStatement();
      stmt.executeUpdate(sql);

    } catch (Exception e2) {
      JOptionPane.showMessageDialog(this, e2.getMessage());
    }
  } // GEN-LAST:event_jButton4ActionPerformed
 private void jButton1ActionPerformed(
     java.awt.event.ActionEvent evt) { // GEN-FIRST:event_jButton1ActionPerformed
   // TODO add your handling code here:
   String part = partno.getText();
   String itemname = name.getText();
   String qty1 = qty.getText();
   String rate1 = rate.getText();
   String no1 = no.getText();
   String cname = custname.getText();
   String bill1 = bill.getText();
   String addr1 = addr.getText();
   String ta = tax.getText();
   String str1 = amount.getText();
   DefaultTableModel model = (DefaultTableModel) Table.getModel();
   model.addRow(
       new Object[] {
         (String.valueOf(++i)),
         partno.getText(),
         name.getText(),
         tax.getText(),
         qty.getText(),
         rate.getText(),
         amount.getText()
       });
   pd = pd + "," + "(" + part + "," + itemname + "," + qty1 + ")";
   tamount = tamount + Integer.parseInt(str1);
   try {
     Connection con =
         (Connection)
             DriverManager.getConnection("jdbc:mysql://localhost:3306/bharatmotors", "root", "");
     Statement stmt2 = con.createStatement();
     stmt2.executeUpdate(
         "UPDATE MOTORS SET QUANTITY=QUANTITY-'" + qty1 + "' WHERE ITEM_NAME='" + part + "'");
   } catch (Exception e) {
     JOptionPane.showMessageDialog(null, e.toString());
   }
 } // GEN-LAST:event_jButton1ActionPerformed