static int FillFromStream(Stream input, ref byte[] buffer)
{
int length = 0;
int read;
while ((read = input.Read(buffer, length, buffer.Length - length)) > 0)
{
length += read;
if (length == buffer.Length)
{
ByteArrayUtil.FastResize(ref buffer, length * 2);
}
}
return(length);
}
public static async System.Threading.Tasks.Task <T> DeserializeAsync <T>(Stream stream, IJsonFormatterResolver resolver)
{
if (resolver == null)
{
resolver = JsonSerializer.DefaultResolver;
}
var buffer = BufferPool.Default.Rent();
var buf = buffer;
try
{
int length = 0;
int read;
while ((read = await stream.ReadAsync(buf, length, buf.Length - length).ConfigureAwait(false)) > 0)
{
length += read;
if (length == buf.Length)
{
ByteArrayUtil.FastResize(ref buf, length * 2);
}
}
// when token is number, can not use from pool(can not find end line).
var token = new JsonReaderUtf8(buf).GetCurrentJsonToken();
if (token == JsonToken.Number)
{
buf = ByteArrayUtil.FastCloneWithResize(buf, length);
}
return(Deserialize <T>(buf, resolver));
}
finally
{
BufferPool.Default.Return(buffer);
}
}