def get_resource_batch_manager(self):
raise errors.Unimplemented()<EOL>
Gets the ``ResourceBatchManager``.

        return: (osid.resource.batch.ResourceBatchManager) - a
                ``ResourceBatchManager``
        raise:  OperationFailed - unable to complete request
        raise:  Unimplemented - ``supports_resource_batch()`` is
                ``false``
        *compliance: optional -- This method must be implemented if
        ``supports_resource_batch()`` is ``true``.*