protected override void OnActorDataReceived(object sender, ActorDataReceivedEventArgs e)
{
ActorFrameHeader actorLookupRequestFrameHeader = null;
bool isHeaderDecoded = this.ChannelConfiguration.FrameBuilder.TryDecodeFrameHeader(
e.Data, e.DataOffset, e.DataLength,
out actorLookupRequestFrameHeader);
if (isHeaderDecoded && actorLookupRequestFrameHeader.OpCode == OpCode.Where)
{
byte[] payload;
int payloadOffset;
int payloadCount;
this.ChannelConfiguration.FrameBuilder.DecodePayload(
e.Data, e.DataOffset, actorLookupRequestFrameHeader,
out payload, out payloadOffset, out payloadCount);
var actorLookupRequestData = this.ChannelConfiguration
.FrameBuilder
.ControlFrameDataDecoder
.DecodeFrameData <ActorIdentityLookup>(payload, payloadOffset, payloadCount);
var lookupActorType = actorLookupRequestData != null ? actorLookupRequestData.Type : null;
var actorCollection = new ActorIdentityCollection();
actorCollection.Items.AddRange(this.GetAllActors().Where(a => a.Type == lookupActorType).ToList());
var actorLookupResponseData = this.ChannelConfiguration.FrameBuilder.ControlFrameDataEncoder.EncodeFrameData(actorCollection);
var actorLookupResponse = new HereFrame(actorLookupResponseData);
var actorLookupRequestBuffer = this.ChannelConfiguration.FrameBuilder.EncodeFrame(actorLookupResponse);
_log.InfoFormat("Lookup actors [{0}], RemoteActor[{1}].", actorCollection.Items.Count, e.RemoteActor);
this.BeginSend(e.RemoteActor.Type, e.RemoteActor.Name, actorLookupRequestBuffer);
}
else
{
base.OnActorDataReceived(sender, e);
}
}
/// <summary>
/// Translates a binary ZMQ message into the appropriate sub-class of <see cref="ClientMessage"/>
/// </summary>
/// <param name="message">A single ZMQ message consisting of 1 or more frames of 0 or more bytes</param>
/// <returns>An instance of a sub-class of <see cref="ClientMessage"/></returns>
public static ClientMessage Decode(byte[][] message)
{
var talk = new { target = "", details = "" };
switch (message?.Length)
{
case 4
when TryGetString(message[0], out string sender) &&
message[1]?.Length == 0 &&
TalkFrame.SequenceEqual(message[2]) &&
TryDecode(message[3], ref talk):
return(new Talk(sender, talk.target, talk.details));
case 3
when TryGetString(message[0], out string sender) &&
message[1]?.Length == 0 &&
HereFrame.SequenceEqual(message[2]):
return(new Here(sender));
default:
return(None);
}
}
