docs: public Object getHandle(int iHandleType) throws DBException
      {
          Object bookmark = null;
          try   {
              if ((iHandleType & DBConstants.OBJECT_SOURCE_HANDLE) == 0)
                  iHandleType = DBConstants.BOOKMARK_HANDLE;      // For JDBC, always use bookmark
              bookmark = super.getHandle(iHandleType);
          } catch (DBException ex)    {
              throw ex;
          }
          return bookmark;
      }