Octal to Binary in JAVA

//Octal to Binary in JAVA

import java.util.Scanner;
class Octal_Binary
{
    Scanner scan;
    int num;
    void getVal()
    {
        System.out.println("Octal to Binary");
        scan = new Scanner(System.in);
        System.out.println("\nEnter the number :");
        num = Integer.parseInt(scan.nextLine(), 8);
    }
   
    void convert()
    {
        String binary = Integer.toBinaryString(num);
        System.out.println("Binary Value is : " + binary);
    }
}

public class Oct_Bin
{
    public static void main(String args[])
    {
        Octal_Binary obj = new Octal_Binary();
        obj.getVal();
        obj.convert();
    }
}