public bool Execute(CommandProcessorContext context, string[] args)
{
context.IsAsync();
var streamByCorrId = new Dictionary<Guid, string>();
var connection = context.Client.CreateTcpConnection(
context,
connectionEstablished: conn =>
{
},
handlePackage: (conn, pkg) =>
{
switch (pkg.Command)
{
case TcpCommand.SubscriptionConfirmation:
{
var dto = pkg.Data.Deserialize<TcpClientMessageDto.SubscriptionConfirmation>();
context.Log.Info("Subscription to <{0}> WAS CONFIRMED! Subscribed at {1} ({2})",
streamByCorrId[pkg.CorrelationId], dto.LastCommitPosition, dto.LastEventNumber);
break;
}
case TcpCommand.StreamEventAppeared:
{
var dto = pkg.Data.Deserialize<TcpClientMessageDto.StreamEventAppeared>();
context.Log.Info("NEW EVENT:\n\n"
+ "\tEventStreamId: {0}\n"
+ "\tEventNumber: {1}\n"
+ "\tEventType: {2}\n"
+ "\tData: {3}\n"
+ "\tMetadata: {4}\n",
dto.Event.Event.EventStreamId,
dto.Event.Event.EventNumber,
dto.Event.Event.EventType,
Common.Utils.Helper.UTF8NoBom.GetString(dto.Event.Event.Data ?? new byte[0]),
Common.Utils.Helper.UTF8NoBom.GetString(dto.Event.Event.Metadata ?? new byte[0]));
break;
}
case TcpCommand.SubscriptionDropped:
{
pkg.Data.Deserialize<TcpClientMessageDto.SubscriptionDropped>();
context.Log.Error("Subscription to <{0}> WAS DROPPED!", streamByCorrId[pkg.CorrelationId]);
break;
}
default:
context.Fail(reason: string.Format("Unexpected TCP package: {0}.", pkg.Command));
break;
}
},
connectionClosed: (c, error) =>
{
if (error == SocketError.Success)
context.Success();
else
context.Fail();
});
if (args.Length == 0)
{
context.Log.Info("SUBSCRIBING TO ALL STREAMS...");
var cmd = new TcpClientMessageDto.SubscribeToStream(string.Empty, resolveLinkTos: false);
Guid correlationId = Guid.NewGuid();
streamByCorrId[correlationId] = "$all";
connection.EnqueueSend(new TcpPackage(TcpCommand.SubscribeToStream, correlationId, cmd.Serialize()).AsByteArray());
}
else
{
foreach (var stream in args)
{
context.Log.Info("SUBSCRIBING TO STREAM <{0}>...", stream);
var cmd = new TcpClientMessageDto.SubscribeToStream(stream, resolveLinkTos: false);
var correlationId = Guid.NewGuid();
streamByCorrId[correlationId] = stream;
connection.EnqueueSend(new TcpPackage(TcpCommand.SubscribeToStream, correlationId, cmd.Serialize()).AsByteArray());
}
}
context.WaitForCompletion();
return true;
}
public bool Execute(CommandProcessorContext context, string[] args)
{
context.IsAsync();
var connection = context.Client.CreateTcpConnection(
context,
connectionEstablished: conn =>
{
},
handlePackage: (conn, pkg) =>
{
switch (pkg.Command)
{
case TcpCommand.StreamEventAppeared:
{
var dto = pkg.Data.Deserialize<TcpClientMessageDto.StreamEventAppeared>();
context.Log.Info("NEW EVENT:\n\n"
+ "\tEventStreamId: {0}\n"
+ "\tEventNumber: {1}\n"
+ "\tEventType: {2}\n"
+ "\tData: {3}\n"
+ "\tMetadata: {4}\n",
dto.EventStreamId,
dto.EventNumber,
dto.EventType,
Encoding.UTF8.GetString(dto.Data ?? new byte[0]),
Encoding.UTF8.GetString(dto.Metadata ?? new byte[0]));
break;
}
case TcpCommand.SubscriptionDropped:
{
var dto = pkg.Data.Deserialize<TcpClientMessageDto.SubscriptionDropped>();
context.Log.Error("Subscription to <{0}> WAS DROPPED!", dto.EventStreamId);
break;
}
case TcpCommand.SubscriptionToAllDropped:
{
var dto = pkg.Data.Deserialize<TcpClientMessageDto.SubscriptionToAllDropped>();
context.Log.Error("Subscription to ALL WAS DROPPED!");
break;
}
default:
context.Fail(reason: string.Format("Unexpected TCP package: {0}.", pkg.Command));
break;
}
},
connectionClosed: (c, error) =>
{
if (error == SocketError.Success)
context.Success();
else
context.Fail();
});
if (args.Length == 0)
{
context.Log.Info("SUBSCRIBING TO ALL STREAMS...");
var cmd = new TcpClientMessageDto.SubscribeToAllStreams();
connection.EnqueueSend(new TcpPackage(TcpCommand.SubscribeToAllStreams, Guid.NewGuid(), cmd.Serialize()).AsByteArray());
}
else
{
foreach (var stream in args)
{
context.Log.Info("SUBSCRIBING TO STREAM <{0}>...", stream);
var cmd = new TcpClientMessageDto.SubscribeToStream(stream);
connection.EnqueueSend(new TcpPackage(TcpCommand.SubscribeToStream, Guid.NewGuid(), cmd.Serialize()).AsByteArray());
}
}
context.WaitForCompletion();
return true;
}
