LotteryNumberGenerator

// Copyright@ Krister Holmström 18.9.2012

import java.util.Scanner;
import java.util.Random;
import java.util.Arrays;

public class LotteryNumberGenerator {
    public static void main(String[] arg) {

        int[] numbers = new int[7];
        Random random = new Random();
        Scanner reader = new Scanner(System.in);

        runProgram(numbers,random,reader);

    // main-method only creates new tokens the program needs for.


    }

    public static void runProgram(int[] numbers, Random random, Scanner reader) {

        while(true) {

        System.out.println("");
        System.out.println("Would you like to generate new numbers? (Y/n)");
        System.out.println("('n' will exit the program)");
        System.out.print("> ");

        String answer = reader.nextLine();
        if (answer.equals("n") || answer.equals("N")) {
            System.out.println("Bye bye!");
            break;
        } else if(answer.equals("Y") || answer.equals("y")) {
            newLine(numbers,random);
        } else {
            System.out.println("Bad command!");
        }
        }
    }


    public static void newLine(int[] numbers, Random random) {

        for (int i = 0; i < 7; i++) {
            numbers[i] = NewRandomNumber(random);
        }
        Arrays.sort(numbers);

        System.out.println("Your new lottery numbers are ");

        System.out.print(numbers[0]);
        for (int i = 1; i < 7; i++) {
            System.out.print(", " + numbers[i]);
        }
    }

    public static int NewRandomNumber(Random random) {

        int number = random.nextInt(39);

        while(true) {
            if (number == 0) {
                number = random.nextInt(39);
            } else {
                break;
            }
        }

        return number;
    }


}