public class PurpleDie extends Die {
    public PurpleDie() {
        super();
    }
    
    /** roll the die
    */
    @Override
    public void roll() {
        this.sideUp = 6;
    }

    // this is overloading the getSideUp..
    public String getSideUp(int length) {
        int a = this.getSideUp();
        return Integer.toString(a);
    }
    
    public static void main( String[] args ) {
        PurpleDie d;
        d = new PurpleDie();
        d.roll();
        System.out.println( d );
        
        String six = "6";
        String ret = d.toString();
        System.out.println( six + " " + ret );
        if (six == ret) {
            System.out.println( "they are the same" );
        }
        else {
            System.out.println( "they are the different" );
        }
        
        if (six.equals(ret)){
            System.out.println( "they are the same" );
        }
        else {
            System.out.println( "they are the different" );
        }
        
    }
}