public async Task <RGridResource> Get(TimeSpan timeout)
{
if (rgResource_ == null)
{
logger_.Debug("{0} Future ref#: {1}", Url, Future.GetHashCode());
if (await Task.WhenAny(Future, Task.Delay(timeout)) == Future)
{
if (Future.Exception == null)
{
using (HttpWebResponse response = (HttpWebResponse)Future.Result)
{
try
{
using (Stream stream = response.GetResponseStream())
{
byte[] bytes;
if ("br".Equals(response.Headers[HttpResponseHeader.ContentEncoding], StringComparison.OrdinalIgnoreCase))
{
logger_.Verbose("decompressing brotli encoded resource.");
using (BrotliStream bs = new BrotliStream(stream, CompressionMode.Decompress))
{
bytes = CommonUtils.ReadToEnd(bs, MaxResourceSize);
}
}
else
{
bytes = CommonUtils.ReadToEnd(stream, MaxResourceSize);
}
rgResource_ = new RGridResource(Url, response.ContentType, bytes, logger_, "ResourceFuture");
logger_.Debug("{0} - size: {1} bytes", rgResource_, bytes.Length);
}
}
catch (Exception e)
{
logger_.Log("ERROR handling Future (URL: {0}) (Ref#: {1}): {2}", Url, Future.GetHashCode(), e);
}
finally
{
response.Close();
}
}
}
else if (Future.Exception.InnerException is WebException webException)
{
logger_.Log("Error downloading URL {0}: {1}", Url, webException);
rgResource_ = new RGridResource(Url, "unknown/error", new byte[0], logger_, webException.Message);
}
else
{
logger_.Log("Error while downloading URL {0}: {1}", Url, Future.Exception);
rgResource_ = new RGridResource(Url, "unknown/error", new byte[0], logger_, Future.Exception.Message);
}
}
}
return(rgResource_);
}
