public async Task WriteParametersAsync(SerializerParameters parameters, CancellationToken cancellationToken = new CancellationToken())
{
BlockBlob.Properties.ContentType = parameters?.ContentType;
BlockBlob.Properties.ContentEncoding = parameters?.ContentEncoding;
await BlockBlob.SetPropertiesAsync();
}
public Task <object> DeserializeAsync(Stream stream, SerializerParameters parameters, CancellationToken cancellationToken = new CancellationToken())
{
Encoding encoding;
CheckParameters(parameters, out encoding);
using (var textReader = new StreamReader(stream, encoding, true, BufferSize, true))
using (var reader = new JsonTextReader(textReader))
{
var serializer = JsonSerializer.Create();
dynamic item = serializer.Deserialize(reader);
return(Task.FromResult(item));
}
}
protected virtual void CheckParameters(SerializerParameters parameters, out Encoding encoding)
{
if (parameters != null)
{
if (parameters.ContentEncoding != null && parameters.ContentEncoding != "identity")
{
throw new NotSupportedException($"Do not support Content-Encoding: {parameters.ContentEncoding}");
}
if (!string.IsNullOrEmpty(parameters.ContentType))
{
MediaTypeHeaderValue contentType;
if (!MediaTypeHeaderValue.TryParse(parameters.ContentType, out contentType))
{
throw new FormatException($"Cannot parse Content-Type: {parameters.ContentType}");
}
if (contentType.MediaType != "application/json")
{
throw new NotSupportedException($"Invalid media type: {contentType.MediaType}");
}
if (!string.IsNullOrEmpty(contentType.CharSet))
{
encoding = Encoding.GetEncoding(contentType.CharSet, Encoding.EncoderFallback, Encoding.DecoderFallback);
}
else
{
encoding = Encoding;
}
return;
}
}
encoding = Encoding;
}