private boolean containsAnyOrdinal(RegularImmutableOrdinalSet<?> ordinalSet) {
      long[] otherVector = ordinalSet.vector;
      long[] vector = this.vector;

      for (int i = 0; i < otherVector.length && i < vector.length; i++) {
        long v = vector[i];
        long ov = otherVector[i];
        if ((v & ov) > 0) {
          return true;
        }
      }

      return false;
    }
Will throw an exception and leave the collection unmodified.
@throws UnsupportedOperationException always
@deprecated Modification operation are not supported.
ordinal/src/org/immutables/ordinal/ImmutableOrdinalSet.java