public GraphBinaryMessageSerializer(GraphBinaryReader reader, GraphBinaryWriter writer)
{
_reader = reader;
_writer = writer;
}
/// <summary>
/// Initializes a new instance of the <see cref="GraphBinaryMessageSerializer" /> class.
/// </summary>
/// <param name="reader">The <see cref="GraphBinaryReader"/> used to deserialize from GraphBinary.</param>
/// <param name="writer">The <see cref="GraphBinaryWriter"/> used to serialize to GraphBinary.</param>
public GraphBinaryMessageSerializer(GraphBinaryReader reader = null, GraphBinaryWriter writer = null)
{
_reader = reader ?? new GraphBinaryReader();
_writer = writer ?? new GraphBinaryWriter();
}
/// <summary>
/// Initializes a new instance of the <see cref="GraphBinaryMessageSerializer" /> class.
/// </summary>
/// <param name="registry">The <see cref="TypeSerializerRegistry"/> to use for serialization.</param>
public GraphBinaryMessageSerializer(TypeSerializerRegistry registry = null)
{
_reader = new GraphBinaryReader(registry);
_writer = new GraphBinaryWriter(registry);
}
/// <summary>
/// Reads a response message from the stream.
/// </summary>
/// <param name="stream">The GraphBinary data to parse.</param>
/// <param name="reader">A <see cref="GraphBinaryReader"/> that can be used to read nested values.</param>
/// <returns>The read response message.</returns>
public async Task <ResponseMessage <List <object> > > ReadValueAsync(MemoryStream stream, GraphBinaryReader reader)
{
var version = await stream.ReadByteAsync().ConfigureAwait(false) & 0xff;
if (version >> 7 != 1)
{
// This is an indication that the response stream was incorrectly built
// Or the stream offsets are wrong
throw new IOException("The most significant bit should be set according to the format");
}
var requestId = (Guid?)await reader.ReadValueAsync <Guid>(stream, true).ConfigureAwait(false);
var code = (ResponseStatusCode)await reader.ReadValueAsync <int>(stream, false).ConfigureAwait(false);
var message = (string)await reader.ReadValueAsync <string>(stream, true).ConfigureAwait(false);
var dictObj = await reader
.ReadValueAsync <Dictionary <string, object> >(stream, false).ConfigureAwait(false);
var attributes = (Dictionary <string, object>)dictObj;
var status = new ResponseStatus
{
Code = code,
Message = message,
Attributes = attributes
};
var result = new ResponseResult <List <object> >
{
Meta = (Dictionary <string, object>) await reader
.ReadValueAsync <Dictionary <string, object> >(stream, false).ConfigureAwait(false),
Data = (List <object>) await reader.ReadAsync(stream).ConfigureAwait(false)
};
return(new ResponseMessage <List <object> >
{
RequestId = requestId,
Status = status,
Result = result
});
}