docs: public static Integer[] wrap(int... values) {
  		if (null == values) {
  			return null;
  		}
  		final int length = values.length;
  		if (0 == length) {
  			return new Integer[0];
  		}
  
  		final Integer[] array = new Integer[length];
  		for (int i = 0; i < length; i++) {
  			array[i] = Integer.valueOf(values[i]);
  		}
  		return array;
  	}