OutboundConnectionHandler(StreamsTransport transport, Address remoteAddress, EndPoint remoteSocketAddr)
{
var settings = transport.Settings;
var transmissionHandle =
Source.ActorRef <Google.Protobuf.ByteString>(settings.BufferedMessages, OverflowStrategy.Backpressure);
var fromLocalActors = FromProtobuf().Via(Encode(4, settings.MaxFrameSize, settings.ByteOrder));
var fromRemoteActors = Decode(4, settings.MaxFrameSize, settings.ByteOrder).Via(ToProtobuf());
var transmissionRef = transmissionHandle.PreMaterialize(transport.StreamMaterializer);
var finalOutput = new RemoteOutboundAssociationSink(transport, remoteAddress, remoteSocketAddr, transmissionRef.Item1);
var dsl = GraphDsl.Create(finalOutput, (builder, remoteOutput) =>
{
// local stages
var localInput = builder.Add(transmissionRef.Item2);
var compilerCeremony = builder.Add(Flow.Create <Google.Protobuf.ByteString>());
var local = builder.Add(fromLocalActors);
var merge = builder.Add(new Merge <Google.Protobuf.ByteString, Google.Protobuf.ByteString>(2, false));
builder.From(localInput.Outlet).To(merge.In(0));
builder.From(compilerCeremony.Outlet).To(merge.In(1));
builder.From(merge.Out).To(local.Inlet);
// remote stages
var remote = builder.Add(fromRemoteActors);
builder.From(remote.Outlet).To(remoteOutput.Inlet);
return(new BidiShape <ByteString, Google.Protobuf.ByteString, Google.Protobuf.ByteString, ByteString>(remote.Inlet, remote.Outlet, compilerCeremony.Inlet, local.Outlet));
});
return(BidiFlow.FromGraph(dsl));
}
public RemoteOutboundAssociationSink(StreamsTransport transport, Address remoteAddress, EndPoint localSocketAddress, IActorRef sourceRef)
{
_transport = transport;
_remoteAddress = remoteAddress;
_localAddress = localSocketAddress;
_sourceRef = sourceRef;
Shape = new SinkShape <Google.Protobuf.ByteString>(In);
}
public StreamsAssociationHandle(Address localAddress, Address remoteAddress, IActorRef streamsRef, StreamsTransport transport) : base(localAddress, remoteAddress)
{
_streamsRef = streamsRef;
_transport = transport;
}
private static AssociationHandle CreateAssociationHandle(StreamsTransport transport, IActorRef sourceRef,
Address localAddress, Address remoteAddress)
{
return(new StreamsAssociationHandle(localAddress, remoteAddress, sourceRef, transport));
}