public Form1()
{
InitializeComponent();
server = new SocketTcpServer();
client = new SocketTcpClient();
client.ConnectionTimeOut = 1000;
updateServerConsoleEH = new EventHandler(updateServerConsole);
updateClientConsoleEH = new EventHandler(updateClientConsole);
server.ClientConnected += new TcpClientConnectedEventHandler(server_ClientConnected);
server.ClientDisconnected += new TcpClientDisconnectedEventHandler(server_ClientDisconnected);
server.DataReceived += new TcpDataReceivedEventHandler(server_DataReceived);
client.Connected += new TcpClientConnectedEventHandler(client_Connected);
client.DataReceived += new TcpDataReceivedEventHandler(client_DataReceived);
client.Disconnected += new TcpClientDisconnectedEventHandler(client_Disconnected);
}
/// <summary>
/// Configures the TcpServer of the Blackboard
/// </summary>
private void SetupServer()
{
server = new SocketTcpServer(port);
server.ClientConnected += new TcpClientConnectedEventHandler(server_ClientConnected);
server.ClientDisconnected += new TcpClientDisconnectedEventHandler(server_ClientDisconnected);
server.DataReceived += new TcpDataReceivedEventHandler(server_DataReceived);
}
/// <summary>
/// Main thread for redirecting messages
/// </summary>
private void MainThreadTask()
{
int i;
int retrySendCount = 0;
List<ModuleClient> modulesPendingToStop;
IAsyncResult stopPluginsAsyncResult = null;
//Response[] aResponses;
//Command c;
//Response r;
running = true;
RunningStatus = BlackboardRunningStatus.Starting;
Log.WriteLine(4, "Main Thread: Running");
// Start Plugins
StartPlugins();
// Start Client Modules
StartModules();
// Start TCP Server and clear queues
StartServer();
startupTime = DateTime.Now;
testTimeOutExecuted = false;
Log.WriteLine(1, "Blackboard Started");
if(running)RunningStatus = BlackboardRunningStatus.Running;
this.mainThreadRunningEvent.Set();
this.parserThreadRunningEvent.WaitOne();
this.StartupSequence.StartModules();
while (running)
{
#region Redirector
try
{
#region Send all pending messages
// Send all pending messages
SendPendingMessages();
#endregion
#region Remove unnecesary responses
// Remove unnecesary responses
lock (commandsWaiting)
{
lock (responses)
{
if ((commandsWaiting.Count == 0) && (responses.Count > 0))
responses.Clear();
}
}
#endregion
#region Response redirection
if (commandsWaiting.Count > 0)
{
#region Send failed response on module disconnection
SendDisconnectedResponses();
#endregion
#region Redirect Responses
RedirectResponses();
#endregion
#region Send failed response on Timeout
SendTimedOutResponses();
#endregion
#region Retry Send
if (retrySendCount++ > 10)
{
RetrySendResponses();
retrySendCount = 0;
}
#endregion
}
#endregion
}
catch (Exception ex) { Log.Write(1, ex.ToString()); }
#endregion
#region Request Handle
if (restartRequested)
{
restartRequested = false;
restartTestRequested = false;
AsyncRestart();
}
if (restartTestRequested)
{
restartTestRequested = false;
AsyncRestartTest();
}
#endregion
#region Event firing
if ((autoStopTime > TimeSpan.Zero) && (AutoStopTimeLeft <= TimeSpan.Zero))
{
Log.WriteLine(1, "Auto-Stop timed out");
running = false;
}
if (!testTimeOutExecuted && (testTimeOut > TimeSpan.Zero) && (TestTimeLeft <= TimeSpan.Zero))
{
testTimeOutExecuted = true;
Log.WriteLine(4, "Test timed out: Executing Test-Timeout actions");
ExecuteTestTimeOutActions();
Log.WriteLine(5, "\tTest-Timeout actions executed");
}
#endregion
Thread.Sleep(1);
}
RunningStatus = BlackboardRunningStatus.Stopping;
#region Stop secondary threads
// Stop secondary threads
Log.WriteLine(4, "Stopping threads...");
this.threadMessageParser.Join(100);
if ((this.threadMessageParser != null) && this.threadMessageParser.IsAlive)
this.threadMessageParser.Abort();
Log.WriteLine(4, "Done!");
#endregion
#region Begin to Stop Modules
// Begin to Stop modules
Log.WriteLine(1, "Stopping modules...");
modulesPendingToStop = new List<ModuleClient>();
foreach (ModuleClient module in modules)
{
modulesPendingToStop.Add(module);
module.BeginStop();
}
this.ShutdownSequence.ShutdownModules();
#endregion
#region Begin to stop Plugins
stopPluginsAsyncResult = BeginStopPlugins();
#endregion
#region Stop TCP server
// Stop TCP server
if (server.Started)
server.Stop();
Log.WriteLine(1, "Blackboard server Stopped");
server = null;
#endregion
#region Wait for Modules to Stop
Log.WriteLine(4, "Waiting for modules to stop: " + modulesPendingToStop.Count.ToString() + " pending");
do
{
// Waiting for modules to stop.
// Log.WriteLine(9, "Waiting for modules to stop: " + modulesPendingToStop.Count.ToString() + " pending");
for (i = 0; i < modulesPendingToStop.Count; ++i )
{
//if (!module.IsRunning || (module.Simulation != SimulationOptions.SimulationDisabled))
if (!modulesPendingToStop[i].IsRunning)
{
modulesPendingToStop.RemoveAt(i);
--i;
}
}
Thread.Sleep(10);
} while (modulesPendingToStop.Count > 0);
/*
foreach (Module module in modules)
{
if (!module.IsRunning || (module.Simulation != SimulationOptions.SimulationDisabled))
module.Stop();
}
*/
#endregion
#region Wait for Plugins to stop
EndStopPlugins(stopPluginsAsyncResult);
#endregion
this.mainThreadRunningEvent.Reset();
Log.WriteLine(4, "Main Thread: Stopped");
RunningStatus = BlackboardRunningStatus.Stopped;
Log.WriteLine(1, "Blackboard Stopped");
Log.Flush();
}
private void Initialize()
{
modules = new ModuleCollection(this, 6);
server = new SocketTcpServer(port);
server.ClientConnected += new TcpClientConnectedEventHandler(server_ClientConnected);
server.ClientDisconnected += new TcpClientConnectedEventHandler(server_ClientDisconnected);
server.DataReceived += new TcpDataReceivedEventHandler(server_DataReceived);
}
