saveRelayDeliveryTarget method
Persist one relay-specific delivery target.
Implementation
@override
Future<void> saveRelayDeliveryTarget(RelayDeliveryTarget target) async {
await dbRdy;
_relayDeliveryTargets[target.key] = target;
_upsertKeyValue(
_relayDeliveryTargetKey(target.key),
jsonEncode(target.toJson()),
);
}