Write a program in Java to display the following pattern:

   *
  **
 *
**

public class KboatPattern
{
    public static void main(String args[]) {
        for (int i = 4; i >= 1; i--) {
            for (int j = 1; j < i; j++) {
                System.out.print(' ');
            }
            if (i % 2 == 0)
                System.out.print("*");
            else
                System.out.print("**");
            System.out.println();
        }
    }

}