public static async Task <CommunicationResult> WriteSafelyAsync(
this Stream stream,
StreamWritable element,
CancellationToken token,
bool recycle = true)
{
try
{
await stream.WriteAsync(element.Buffer, 0, element.ContentLength, token);
if (recycle)
{
element.RecycleBuffer();
}
return(new CommunicationResult()
{
Successful = true,
});
}
catch (Exception exc)
{
return(new CommunicationResult()
{
Successful = false,
Exception = exc,
});
}
}
public static StreamWritable Combine(StreamWritable first, StreamWritable second)
{
var totalLength = first.ContentLength + second.ContentLength;
if (first.Buffer.Length >= totalLength)
{
Array.Copy(second.Buffer, 0, first.Buffer, first.ContentLength, second.ContentLength);
return(new StreamWritable(first.Buffer, totalLength, false));
}
var result = BufferPool.Rent(totalLength);
Array.Copy(first.Buffer, 0, result, 0, first.ContentLength);
Array.Copy(second.Buffer, 0, result, first.ContentLength, second.ContentLength);
return(new StreamWritable(result, totalLength, true));
}
public static async Task <CommunicationResult> WriteSafelyAsync(
this Stream stream,
StreamWritable first,
StreamWritable second,
CancellationToken token,
bool recycle = true)
{
var combined = StreamWritable.Combine(first, second);
var result = await stream.WriteSafelyAsync(combined, token);
if (recycle)
{
first.RecycleBuffer();
second.RecycleBuffer();
}
return(result);
}
