public void Initialize()
{
if (_isSubscribing)
{
_connectionWatcherThread = new Thread(ConnectionWatcher);
_connectionWatcherThread.Start();
}
else
{
_processManagerServiceClient.Register(false);
Status = ProcessManagerServiceHandlerStatus.Connected;
}
}
private void ConnectionWatcher()
{
try
{
bool connectionLost = false, connectionAttempted = false;
while (true)
{
if (_processManagerServiceClient.State == CommunicationState.Faulted)
{
Logger.Add(LogType.Debug, $"{Machine}: ConnectionWatcher: state = Faulted");
_processManagerServiceClient.Abort();
}
if (_processManagerServiceClient.State == CommunicationState.Closed)
{
Logger.Add(LogType.Debug, $"{Machine}: ConnectionWatcher: state = Closed");
SetupClient();
}
if (_processManagerServiceClient.State == CommunicationState.Created)
{
try
{
Logger.Add(LogType.Debug, $"{Machine}: ConnectionWatcher: state = Created");
_processManagerServiceClient.Register(true);
Status = ProcessManagerServiceHandlerStatus.Connected;
if (!connectionAttempted)
{
RaiseInitializationCompletedEvent();
}
else if (connectionLost)
{
connectionLost = false;
RaiseConnectionChangedEvent();
}
}
catch (Exception ex)
{
Status = ProcessManagerServiceHandlerStatus.Disconnected;
if (!connectionAttempted)
{
connectionLost = true;
RaiseInitializationCompletedEvent(ex);
}
else if (!connectionLost)
{
connectionLost = true;
RaiseConnectionChangedEvent();
}
}
connectionAttempted = true;
}
Thread.Sleep(1000);
}
}
catch (ThreadAbortException) { /* exit */ }
catch (Exception ex)
{
Logger.Add($"Connection watcher thread for host {Machine.HostName} exited due to an unexpected exception", ex);
}
}
public ServiceHandlerConnectionChangedEventArgs(ProcessManagerServiceHandler serviceHandler, ProcessManagerServiceHandlerStatus status, Exception exception)
{
ServiceHandler = serviceHandler;
Status = status;
Exception = exception;
}
public ServiceHandlerConnectionChangedEventArgs(ProcessManagerServiceHandler serviceHandler, ProcessManagerServiceHandlerStatus status)
: this(serviceHandler, status, null)
{
}
private void RaiseServiceHandlerConnectionChangedEvent(ProcessManagerServiceHandler serviceHandler, ProcessManagerServiceHandlerStatus status, Exception exception = null)
{
ServiceHandlerConnectionChanged?.Invoke(this, new ServiceHandlerConnectionChangedEventArgs(serviceHandler, status, exception));
}
