@Override
    public boolean setContentRecordId(final int contentRecordId) {
      checkValidIdField(recordId, contentRecordId, "contentRecordId");
      final int fieldOffsetInPage = recordOffsetInPage + CONTENT_REF_OFFSET;
      if (pageBuffer.getInt(fieldOffsetInPage) != contentRecordId) {
        pageBuffer.putInt(fieldOffsetInPage, contentRecordId);
        return true;
      }
      return false;
    }
@Override
    public boolean setContentRecordId(final int contentRecordId)