private static boolean nullUUIDCheck(byte[] memberID, int position) {
    if (position < 0) {
      return false;
    }
    if (memberID.length - position != NULL_90_MEMBER_DATA_LENGTH) {
      return false;
    }
    for (int i = position; i < memberID.length; i++) {
      if (memberID[i] != 0) {
        return false;
      }
    }
    return true;
  }
v1.0.0 memberIDs in EventIDs may have trailing bytes that should be ignored
geode-core/src/main/java/org/apache/geode/internal/cache/EventID.java