public async Task StartAsync()
{
this.ThrowIfDisposed();
this._cancellationToken.ThrowIfCancellationRequested();
SignalTask oldReadTask = (SignalTask)null;
CancellationTokenSource cancellationTokenSource = (CancellationTokenSource)null;
bool lockTaken = false;
object obj;
try
{
Monitor.Enter(obj = this._segmentLock, ref lockTaken);
if (!this._isRunning)
{
if (this._abortTokenSource.IsCancellationRequested)
{
cancellationTokenSource = this._abortTokenSource;
this._abortTokenSource = CancellationTokenSource.CreateLinkedTokenSource(this._cancellationToken);
oldReadTask = this._readTask;
this._readTask = new SignalTask(new Func <Task>(this.ReadSubList), this._abortTokenSource.Token);
}
this._isRunning = true;
}
else
{
goto label_15;
}
}
finally
{
if (lockTaken)
{
Monitor.Exit(obj);
}
}
await HlsPlaylistSegmentManager.CleanupReader(oldReadTask, cancellationTokenSource).ConfigureAwait(false);
if (this._programStream.Segments != null && this._programStream.Segments.Count > 0)
{
this.UpdatePlaylist();
}
ISegment segment = await AsyncEnumerableExtensions.FirstOrDefaultAsync <ISegment>(this.Playlist).ConfigureAwait(false);
if (null == segment)
{
Debug.WriteLine("HlsPlaylistSegmentManager.StartAsync() no segments found");
throw new FileNotFoundException("Unable to find the first segment");
}
this.ContentType = await this._programStream.GetContentTypeAsync(this._cancellationToken).ConfigureAwait(false);
this.WebReader = WebReaderExtensions.CreateChild(this._programStream.WebReader, (Uri)null, ContentKind.AnyMedia, this.ContentType);
label_15 :;
}
public void Method()
{
var a0 = new OptimizedAsyncEnumerable <TestType>().FirstAsync();
var b0 = new OptimizedAsyncEnumerable <TestType>().FirstOrDefaultAsync();
var c0 = AsyncEnumerableExtensions.FirstAsync(new OptimizedAsyncEnumerable <TestType>());
var d0 = AsyncEnumerableExtensions.FirstOrDefaultAsync(new OptimizedAsyncEnumerable <TestType>());
var a1 = new TestType().SingleAsync();
var b1 = new TestType().SingleOrDefaultAsync();
var c1 = NotAsyncEnumerableExtensions.SingleAsync(new TestType());
var d1 = NotAsyncEnumerableExtensions.SingleOrDefaultAsync(new TestType());
var c2 = SingleAsync(new TestType());
var d2 = SingleOrDefaultAsync(new TestType());
}
public ValueTask <TestType> Test_SingleOrDefaultAsync_Method() => AsyncEnumerableExtensions.FirstOrDefaultAsync(new OptimizedAsyncEnumerable <TestType>());
