Creating | drawing circle in Java

interface NewShape
{
void draw();
}

class NewCircle1 implements NewShape
{
public void draw()
{
System.out.println("new circle 1 is drawn");
}
}

class NewCircle2
{
public void draw()
{
System.out.println("new cirlce 2 is drawn");
}
}

class CastInterface
{
public static void main(String args[])
{
NewShape nc1=new NewCircle1();
NewCircle2 nc2=new NewCircle2();
nc1.draw();
nc2.draw();
}
}