Java string problem

public class StringStaticFunctions {

//recommendation: do this problem the last public static String alternate(String original) { return null; }

/** * create and return a new string, with * either original's first letter at the end (e.g. "abcd" --> "bcda") * or original's last letter in the beginning (e.g. "abcd" --> "dabc") */ public static String move(String original) { return null; }

//note: this method can be useful for some other method(s) in this class public static String reverse(String original) { return null; }

/** * create and return a new string, which is a palindrome and has original as * either the first half of the palindrome (e.g. "abc" --> "abccba") * or the second half of the palindrome (e.g. "abc" --> "cbaabc") */ public static String createPalindrome(String original) { return null; }

/** * a new solution for isPalindrome * hint: consider using the reverse method */ public static boolean isPalindrome(String original) { return false; }

//add your own test code public static void main(String[] args) {

}

}