public void Start(ThreadActor actor, CancellationToken cancellationToken, string name = null)
{
cancellationToken.Register(this.Kill);
name = name ?? $"Thread worker thread #{kDefaultThreadNameCounter++}";
// Reset
this.Kill();
// Reset graceful shutdown indicators
m_finishedGracefully = false;
m_gracefulShutdownIndicator = new TaskCompletionSource <bool>();
// Create new data
m_activeThreadData = new ThreadWorkerDataTracker <TInput, TExecutionState, TOutput>(this.InputToProcess, this.ExecutionState, this.OutputResults);
m_thread = new Thread(new ParameterizedThreadStart(_Runner));
m_thread.Name = name;
m_thread.IsBackground = true;
m_thread.Start(m_activeThreadData);
this.IsActiveChanged?.Invoke(this, EventArgs.Empty);
void _Runner(object state)
{
actor((ThreadWorkerDataTracker <TInput, TExecutionState, TOutput>)state);
m_finishedGracefully = true;
var gracefulShutdownNotifier = m_gracefulShutdownIndicator;
this.DeactivateAndCleanup();
gracefulShutdownNotifier.TrySetResult(true);
}
}
private void DeactivateAndCleanup()
{
m_activeThreadData?.ExecutionState.DisposeAndClearDisposables();
m_activeThreadData?.InputToProcess.DisposeAndClearDisposables();
m_activeThreadData?.OutputResults.DisposeAndClearDisposables();
m_thread = null;
m_activeThreadData = null;
m_gracefulShutdownIndicator = null;
this.IsActiveChanged?.Invoke(this, EventArgs.Empty);
}
public void Kill()
{
if (m_thread == null)
{
m_activeThreadData = null;
return;
}
if (!m_finishedGracefully)
{
m_thread.Abort();
}
this.DeactivateAndCleanup();
}
