Brain Freeze from Clojure - Java Version

sample.java

public static int indexOfAny(String str, char[] searchChars) {
  if (isEmpty(str) || ArrayUtils.isEmpty(searchChars)) {
	  return -1;
  }

  for (int i = 0; i < str.length(); i++) {
	char ch = str.charAt(i);
	  for (int j = 0; j < searchChars.length; j++) {
	    if (searchChars[j] == ch) {
		    return i;
	    }
	  }
  }
  return -1;
}