def get_items(self):
<EOL>collection = JSONClientValidated('<STR_LIT>',<EOL>collection='<STR_LIT>',<EOL>runtime=self._runtime)<EOL>result = collection.find(self._view_filter()).sort('<STR_LIT>', DESCENDING)<EOL>return objects.ItemList(result, runtime=self._runtime, proxy=self._proxy)<EOL>
Gets all ``Items``.

        In plenary mode, the returned list contains all known items or
        an error results. Otherwise, the returned list may contain only
        those items that are accessible through this session.

        return: (osid.assessment.ItemList) - a list of ``Items``
        raise:  OperationFailed - unable to complete request
        raise:  PermissionDenied - authorization failure occurred
        *compliance: mandatory -- This method must be implemented.*