public HttpRequestLifeTime(TransportDisconnectBase transport, TaskQueue writeQueue, ILogger logger, string connectionId)
{
_transport = transport;
_logger = logger;
_connectionId = connectionId;
_writeQueue = writeQueue;
}
protected TransportDisconnectBase(HttpContext context, ITransportHeartbeat heartbeat, IPerformanceCounterManager performanceCounterManager, IApplicationLifetime applicationLifetime, ILoggerFactory loggerFactory, IMemoryPool pool)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
if (heartbeat == null)
{
throw new ArgumentNullException("heartbeat");
}
if (performanceCounterManager == null)
{
throw new ArgumentNullException("performanceCounterManager");
}
if (applicationLifetime == null)
{
throw new ArgumentNullException("applicationLifetime");
}
if (loggerFactory == null)
{
throw new ArgumentNullException("loggerFactory");
}
Pool = pool;
_context = context;
_heartbeat = heartbeat;
_counters = performanceCounterManager;
_hostShutdownToken = applicationLifetime.ApplicationStopping;
_requestAborted = context.RequestAborted;
// Queue to protect against overlapping writes to the underlying response stream
WriteQueue = new TaskQueue();
_logger = loggerFactory.CreateLogger(GetType().FullName);
}
private static Task Drain(TaskQueue queue, ILogger logger)
{
if (queue == null)
{
return TaskAsyncHelper.Empty;
}
var tcs = new TaskCompletionSource<object>();
queue.Drain().Catch(logger).ContinueWith(task =>
{
tcs.SetResult(null);
});
return tcs.Task;
}
private void InitializeCore()
{
if (UsingTaskQueue)
{
Task task = DrainPreviousQueue();
_queue = new TaskQueue(task, _size);
_queue.QueueSizeCounter = _perfCounters.ScaleoutSendQueueLength;
}
}