code: public FieldList setHandle(Object bookmark, int iHandleType) throws DBException
      {
          if (this.doSetHandle(bookmark, iHandleType))
              return this.getRecord();
          else
              return null;
      }
docs: Reposition to this record Using this bookmark.
  @param Object bookmark Bookmark.
  @param int iHandleType Type of handle (see getHandle).
  @exception FILE_NOT_OPEN.
  @return record if found/null - record not found.