Exemplo n.º 1
0
  public static void ProcessCustomerPayment(Connection conn) {
    // This function updates is_paid so billing staff can keep track of the payments customers have
    // made

    int c_id = BooksAThousand.getIntFromShell("Enter customer ID: ");

    try {
      Statement statement =
          conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_UPDATABLE);
      ResultSet rs =
          statement.executeQuery(
              "select customer_id, isbn, quantity, price, customer_order_date, is_paid"
                  + " from customer_order where customer_id="
                  + c_id
                  + " and is_paid='N'");
      if (rs.next()) {
        System.out.println("Outstanding payments:");
        System.out.printf(
            "Order  %-10s %-5s %-5s %-10s %-10s\n", "ISBN", "Quant", "Price", "Total", "Date");
        Date date;
        int i = 0;
        SimpleDateFormat sdf = new SimpleDateFormat("MM-dd-yyyy hh:mm");
        do {
          i++;
          date = rs.getDate(5);
          System.out.printf(
              "%-5s: %-10s %-5d %-5d %-10d %-10s \n",
              i,
              rs.getInt(2),
              rs.getInt(3),
              rs.getInt(4),
              rs.getInt(3) * rs.getInt(4),
              sdf.format(date));
        } while (rs.next());
        int order = BooksAThousand.getIntFromShell("Which order to mark as paid: ");
        rs.absolute(i);
        rs.updateString(6, "Y");
        rs.updateRow();
        System.out.println("Update successful.");

      } else {
        System.out.println("This user has no unpaid orders");
      }
    } catch (Throwable e) {
      e.printStackTrace();
    }
  }
Exemplo n.º 2
0
  public static void GenerateCustomerBill(Connection conn) {
    // We intended to produce the bills over certain time periods but
    // we will offer an option to check just the last 3 months.
    try {
      int c_id = BooksAThousand.getIntFromShell("Enter customer ID: ");
      Statement statement = conn.createStatement();
      ResultSet rs =
          statement.executeQuery("select address, name from customer where customer_id = " + c_id);
      rs.next();
      String address = rs.getString(1);
      String name = rs.getString(2);
      rs =
          statement.executeQuery(
              "select customer_id, isbn, quantity, price, customer_order_date"
                  + " from customer_order where customer_id="
                  + c_id
                  + " and is_paid='N'");
      float total = 0;
      if (rs.next()) {
        Date date;
        SimpleDateFormat sdf = new SimpleDateFormat("MM-dd-yyyy hh:mm");
        System.out.println("\n" + address);
        System.out.println("\nDear " + name + ", \nBelow are your unpaid orders. Pay up.\n");
        System.out.printf(
            "%-10s %-20s %-5s %-8s %-11s\n", "ISBN", "Date", "Quant", "Price", "Total");

        do {
          total += rs.getInt(3) * rs.getFloat(4);
          date = rs.getDate(5);
          System.out.printf(
              "%-10s %-20s %-5d $%-7.2f $%-10.2f \n",
              rs.getInt(2),
              sdf.format(date),
              rs.getInt(3),
              rs.getFloat(4),
              rs.getInt(3) * rs.getFloat(4));
        } while (rs.next());
        System.out.printf("Total: $%.2f\n", total);
      } else {
        System.out.println("This user has no unpaid orders");
      }
    } catch (Throwable e) {
      e.printStackTrace();
    }
  }
Exemplo n.º 3
0
  public static void showMenu(Connection conn) {
    // For this demo we won't have people login as a billing person because
    // they all have the same privileges (not store-specific).

    int swValue;

    do {

      System.out.println("You are logged in as a billing staff member");
      // Display menu graphics
      System.out.println("===========================================================");
      System.out.println("|   AVAILABLE MENU FOR BILLING STAFF                       |");
      System.out.println("===========================================================");
      System.out.println("|   Choose from one of the Options below:                 |");
      System.out.println("|        1. Generate a customer bill                      |");
      System.out.println("|        2. Generate a vendor bill                        |");
      System.out.println("|        3. Process customer payment                      |");
      System.out.println("|        4. Process vendor payment                        |");
      System.out.println("|        5. Exit                                          |");
      System.out.println("===========================================================");
      swValue = BooksAThousand.getIntFromShell("Please Select an option: ");

      // Switch construct
      switch (swValue) {
        case 1:
          GenerateCustomerBill(conn);
          break;
        case 2:
          GenerateVendorBill(conn);
          break;
        case 3:
          ProcessCustomerPayment(conn);
          break;
        case 4:
          ProcessVendorPayment(conn);
          break;
        case 5:
          break;
        default:
          System.out.println("Invalid selection");
      }
    } while (swValue != 5);
  }