sameLetters method for the Anagram Finder tutorial on the SSaurel's Blog

SameLetters.java

// Method for comparing two strings and returning true if they have same letters
public static boolean sameLetters(String a, String b) {
 if (a == null)
  return b == null;
 if (b == null)
  return false;

 char[] left = a.toCharArray();
 char[] right = b.toCharArray();

 // we sort caracters of each String
 Arrays.sort(left);
 Arrays.sort(right);

 // we compare both sorted arrays
 return Arrays.equals(left, right);
}