Rotator.java

public class Rotator {

    public String rotate(String input, int maxRotations) {
        int current = -1;
        char[] letters = input.toCharArray();
        final String original = input;
        int start = input.length() - maxRotations;
//

        for (int i = 0; i < letters.length; i++) {

            input = rotateRight(input);
            String left = input.substring(0, (i + 1));
            String right = input.substring((i + 1));
            System.out.println(String.format("%s-%s%s", original, right, left));
            System.out.println(String.format("%s:%s:%s-%s", i, input, left, right));
            System.out.println(input.substring(input.length() - 1));
//            current++;
//            char tmp = input.charAt(i);
//            char tmp2 = input.charAt(current);
//
//            letters[i] = tmp2;
//            letters[current] = tmp;

        }


//        return rotateRight(input);
        return new String(letters);

    }

    private String rotateRight(String input) {
        return String.format("%s%s", input.substring(input.length() - 1), input.substring(0, input.length() - 1));
    }

    public static void main(String[] args) {
        Rotator rotator = new Rotator();
        String stringOne = rotator.rotate("tokyo", 2);
        System.out.println(stringOne);
    }
}