public void Listen(string topic)
{
List <NamedPipeServerStream> addServer(string p)
{
var pipepool = new List <NamedPipeServerStream>();
var pipe = PipelineStreamFactory.GetPipelineStream <NamedPipeServerStream>(topic, true);
pipepool.Add(pipe);
var thread = new Thread(new ParameterizedThreadStart(tpc =>
{
while (true)
{
//try get server connections
if (_servers.TryGetValue((string)tpc, out var pipepoolInstance))
{
bool noNewConnection = true;
foreach (var connectedPipe in usedPipeline)
{
if (!connectedPipe.IsConnected)
{
pipepoolInstance.Remove(connectedPipe);
}
}
foreach (var namedPipeServerStream in pipepoolInstance)
{
if (!usedPipeline.Contains(namedPipeServerStream) && !namedPipeServerStream.IsConnected)
{
noNewConnection = false;
namedPipeServerStream.WaitForConnection();
usedPipeline.Add(namedPipeServerStream);
}
}
if (noNewConnection)
{
pipepoolInstance.Add(PipelineStreamFactory.GetPipelineStream <NamedPipeServerStream>(topic, true));
Thread.Sleep(10);
}
}
else
{
Thread.Sleep(10);
}
}
}));
_connectionThreads.Add(p, thread);
thread.Start(p);
return(pipepool);
}
List <NamedPipeServerStream> updateServer(string p, List <NamedPipeServerStream> s)
{
return(s);
}
_servers.AddOrUpdate(topic, addServer, updateServer);
}
/// <summary>
/// 为每个话题单开一个线程 和一个 管道来传送数据
/// </summary>
/// <param name="topicObj"></param>
private void runForTopic(object topicObj)
{
string topic = topicObj.ToString();
NamedPipeClientStream client = PipelineStreamFactory.GetPipelineStream <NamedPipeClientStream>(topic, false);
Console.WriteLine("connecting the server " + topic);
client.Connect();
Console.WriteLine("connected the server " + topic);
while (true)
{
if (!client.IsConnected)
{
client = PipelineStreamFactory.GetPipelineStream <NamedPipeClientStream>(topic, false);
client.Connect();
}
StreamReader sr = new StreamReader(client);
string message = "";
try
{
message = sr.ReadLine();
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
Console.WriteLine("recieve message from " + topic + " " + message);
if (message != null)
{
var msg = JsonConvert.DeserializeObject <dynamic>(message);
if (_topicHandlers.TryGetValue(topic, out var value))
{
foreach (var notificationHandler in value)
{
notificationHandler.NotifiedBy(msg, topic);
}
}
else
{
Thread.Sleep(1);
}
}
else
{
Thread.Sleep(1);
}
}
}
