void Shutdown()
{
try
{
if (sharedMemory != null)
{
sharedMemory.Dispose();
}
MessageQueue.CloseAll(transportType);
}
#pragma warning suppress 56500 // Microsoft, catch block unconditionally fails fast
catch (Exception exception)
{
if (DiagnosticUtility.ShouldTraceError)
{
ListenerTraceUtility.TraceEvent(TraceEventType.Error, ListenerTraceCode.ServiceShutdownError, SR.GetString(SR.TraceCodeServiceShutdownError), this, exception);
}
if (Fx.IsFatal(exception))
{
throw;
}
// We exit the service gracefully so that other services that share the process will not be affected.
}
finally
{
if (controlServiceHost != null)
{
controlServiceHost.Abort();
}
}
}
public void Stop()
{
try
{
dealingServiceHost.Close();
dealingSearchServiceHost.Close();
}
catch (Exception)
{
dealingServiceHost.Abort();
dealingSearchServiceHost.Abort();
throw;
}
}
public void Start()
{
Console.WriteLine(_serviceName + " starting...");
var openSucceeded = false;
try
{
_serviceHost?.Close();
// ReSharper disable once AssignNullToNotNullAttribute
_serviceHost =
new DefaultServiceHostFactory().CreateServiceHost(
typeof(ICurrencyRatesApiService).AssemblyQualifiedName, new Uri[] { });
}
catch (Exception e)
{
Console.Error.WriteLine("Caught exception while creating " + _serviceName + ": " + e);
return;
}
try
{
_serviceHost?.Open();
openSucceeded = true;
}
catch (Exception ex)
{
Console.Error.WriteLine("Caught exception while starting " + _serviceName + ": " + ex);
}
finally
{
if (!openSucceeded)
{
_serviceHost?.Abort();
}
}
if (_serviceHost != null && _serviceHost.State == CommunicationState.Opened)
{
Console.WriteLine(_serviceName + " started");
}
else
{
Console.WriteLine(_serviceName + " failed to open");
var closeSucceeded = false;
try
{
_serviceHost?.Close();
closeSucceeded = true;
}
catch (Exception ex)
{
Console.Error.WriteLine("{0} failed to close: {1}", _serviceName, ex);
}
finally
{
if (!closeSucceeded)
{
_serviceHost?.Abort();
}
}
}
}
