/**
 * Like String, a Comaparable class that stores a number of characters
 * 
 * @author Alexander Schaap
 * 
 */
public class CharArray implements Comparable<CharArray> {
  char[] array;

  /**
   * Constructor creating a CharArray from a given String
   * 
   * @param s
   *          - the word as a String
   */
  public CharArray(String s) {
    array = s.toCharArray();
  }

  /**
   * Returning the actual array for compareTo
   * 
   * @return the array of characters
   */
  public char[] raw() {
    return array;
  }

  @Override
  public int compareTo(CharArray b) {
    int difference = 0;
    for (int i = 0; i < Math.min(array.length, b.raw().length)
        && difference == 0; i++) {
      difference = array[i] - b.raw()[i];
    }
    if (difference == 0) {
      difference = array.length - b.raw().length;
    }
    return difference;
  }

  /**
   * Method to print the contents of the CharArray
   */
  public String toString() {
    return String.copyValueOf(array);
  }
}