Java program to implement Rhombus pattern reading the limit form user.

import java.io.*;

public class RhombusPattern

{

public static void main (String args[]) throws IOException

{

int i, j, limit;

BufferedReader br =

new BufferedReader (new InputStreamReader (System.in));

System.out.println ("Enter the limit");

limit = Integer.parseInt (br.readLine ());

for (i = 1; i <= limit; i++)

{

for (j = limit - i; j > 0; j--)

System.out.print (" ");

for (j = 1; j <= 2 * i - 1; j++)

System.out.print ("*");

System.out.println ();

}

for (i = limit - 1; i >= 1; i--)

{

for (j = 1; j <= limit - i; j++)

System.out.print (" ");

for (j = 1; j <= 2 * i - 1; j++)

System.out.print ("*");

System.out.println ();

}

}

}