def _update_storlet_parameters_from_headers(self):
        parameters = {}
        for param in self.request.headers:
            if param.lower().startswith('x-storlet-parameter'):
                keyvalue = self.request.headers[param]
                keyvalue = urllib.unquote(keyvalue)
                [key, value] = keyvalue.split(':')
                parameters[key] = value
        self.request.params.update(parameters)
Returns a GeoJSON representation of the geometry field in a `geojson`
dataset/ETHPy150Open openstack/storlets/Engine/swift/storlet_middleware/storlet_handler.py/BaseStorletHandler._update_storlet_parameters_from_headers--crossover with--dataset/ETHPy150Open django/django/django/contrib/gis/db/models/query.py/GeoQuerySet.geojson