code: public static boolean objectsNotEqual(final Object one, final Object two) {
  
          return (one == null) ? (two != null) : (!one.equals(two));
  
      }
docs: Compares two objects for equality.
  
  @param one
  the first object
  @param two
  the second object
  @return <code>true</code> if the two objects are <b>not </b> equal,
  othewise <code>false</code>