/// <summary>
/// Attempt to flush any blocks to <see cref="CoapClient"/> that have been queued up.
/// </summary>
/// <inheritdoc/>
public override async Task FlushAsync(CancellationToken cancellationToken)
{
_writerEvent.Set();
await FlushFinishedEvent.WaitAsync(cancellationToken);
ThrowExceptionIfCaught();
}
/// <summary>
/// Attempt to flush any blocks to <see cref="CoapClient"/> that have been queued up.
/// </summary>
/// <inheritdoc/>
public override void Flush()
{
if (CaughtException == null && !_writerTask.IsCompleted)
{
_writerEvent.Set();
FlushFinishedEvent.WaitAsync(CancellationToken.None).Wait();
}
ThrowExceptionIfCaught();
}
/// <inheritdoc/>
public override async Task WriteAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken)
{
if (EndOfStream)
{
throw new EndOfStreamException("Stream ended before all bytes were written", CaughtException);
}
// Lets artificailly block while the writer task has blocks to write.
if (_writer.Length > BlockSize)
{
await FlushFinishedEvent.WaitAsync(cancellationToken);
}
_writer.Enqueue(buffer, offset, count);
_writerEvent.Set();
}
