Example: Rhombus Pattern in Java language of Stars using Function

// Rhombus Pattern in Java language of Stars using Function
import java.util.Scanner;

public class Main {
	// It's the driver method
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        Main main = new Main();

        int x;
        // x - denotes the number of rows

        System.out.println("-----Enter the total number of rows-----");
        x = in.nextInt();

        if (x > 0) {
            // calling function to print the pattern
            main.rhombusPattern(x);
        }
    }

    // It will print the rhombus pattern
    int rhombusPattern(int x) {
        int i, j;
        for (i = 1; i <= x; i++) {
            // print the spaces
            for (j = i; j < x; j++)
                System.out.print(" ");
        
            // print the stars
            for (j = 1; j <= x; j++)
                System.out.print("*");
        
            System.out.print("\n");
        }
        return 0;
    }
}