Reverse a String in Java

public class ReverseString {

    /**
     * Reverse the given string
     *
     * @param str The input string
     * @return the reversed string
     */
    public static String reverseString(String str) {
        return new StringBuilder(str).reverse().toString();
    }

    public static void main(String[] args) {
        String str = "Hello World !";

        // Call the reverseString method
        String reversedString = reverseString(str);

        // Display the reversed string
        System.out.println("The reversed string is :");
        System.out.println(reversedString);
    }
}

The reversed string is :
! dlroW olleH