Datasource
==========

.. granite:servercomponent:: /libs/granite/ui/components/coral/foundation/querybuilder/datasource
   :datasource:

   A datasource wrapping QueryBuilder.

   It uses ``HTTPServletRequest#getParameterMap()`` as the predicate group.

   It has the following content structure:

   .. gnd:gnd::

      [granite:QueryBuilderDatasource]

      /**
       * The resource type of individual item.
       */
      - itemResourceType (String) mandatory

      /**
       * The offset of the query.
       */
      - offset (LongEL) = '0'

      /**
       * The limit of the query.
       */
      - limit (LongEL) = '20'