async def delete_appservice_association(self, service: ApplicationService,
room_alias: RoomAlias) -> None:
if not service.is_interested_in_alias(room_alias.to_string()):
raise SynapseError(
400,
"This application service has not reserved this kind of alias",
errcode=Codes.EXCLUSIVE,
)
await self._delete_association(room_alias)
