Payment calculator - Clemente

import java.util.*;
public class ComPro2 {

    // Declaring Private Static Variables
        /* we delcare this as private so that it won't intefere on any user-defined object or
            other class when the variable is already used
         */
    private static Scanner userInput = new Scanner(System.in);
    private static int hour = 0;
    private static double rate = 0.0d;
    private static boolean overtime = false;

    // Declaring user defined object static calculatePay(class) calcPay (object)
    static calculatePay calcPay;

    public static void main(String[] args) {
        // We're going to use infinite loop here for the user can use the program a number of times
        while(true)
        {
            // Print the program title
            System.out.println("[Welcome to Payment Calculator]");

            // This infinite loop and try catch method is to avoid any inputmismatch exception when the scanner
            // expected integer values but then a character has input
            while(true) {
                try {
                    System.out.print("Please input the number of working hours: ");
                    hour = userInput.nextInt();
                    break;
                }
                catch(InputMismatchException e) {
                    userInput = new Scanner(System.in);
                }
            }
            // This infinite loop and try catch method is to avoid any inputmismatch exception when the scanner
            // expected integer values but then a character has input
            while(true) {
                try {
                    System.out.print("Please input the payment rate per hour: ");
                    rate = userInput.nextDouble();
                    break;
                }
                catch(InputMismatchException e) {
                    userInput = new Scanner(System.in);
                }
            }
            // set the object default values
            calcPay  = new calculatePay(hour, rate);
            // Print the Result
            calcPay.toPrint();

            // This code will ask user to use the program again or nope if not then program stop.
            userInput = new Scanner(System.in);
            String temp = "";
            while(true)
            {
                System.out.println("Do you want to use it again? (Yes/No): ");
                temp = userInput.next();
                if(temp.equalsIgnoreCase("No") || temp.equalsIgnoreCase("Yes"))
                {
                    break;
                }
            }
            if(temp.equalsIgnoreCase("No")) break;
        }
    }
}

// Define calculatePay object class
class calculatePay {

    // We're going to declare a constant variable
    final static int MINIMUM_PER_HOUR = 40;
    final static double BONUS_OVERTIME = 1.5d;

    // private variable double
    private double
        payment,
        rate;

    // private integer
    private int hour;

    // private boolean
    private boolean isOvertime = false;

    // initialize the default values of the declared variables
    calculatePay() {
        payment = 0;
        hour = 0;
        rate = 0;
        isOvertime = false;
    }
    // initialization method for this class
    public calculatePay(int valHour, double valRate)
    {
        hour = valHour;
        rate = valRate;
        // This will check if the hour input is greater than the minimum per hour then set the over time to true
        if(hour  > MINIMUM_PER_HOUR) isOvertime = true;
    }
    // To print the calculated result of payment or paycheck
    public void toPrint()
    {
        System.out.println("\n\n=============================");
        if(isOvertime) payment =  MINIMUM_PER_HOUR * rate + (hour - MINIMUM_PER_HOUR) * BONUS_OVERTIME * rate;
        else payment = hour *rate;
        System.out.println("Working Hours: " + hour + "\nRate: " + rate + "\nOvertime: "+ ((isOvertime) ? "Yes" : "No") + "\n\nPaycheck: " + payment + " Pesos. ");
        System.out.println("=============================\n");
    }
}