File: Json\JSonStreamFormatter.cs
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Project: src\src\SignalR\samples\SocialWeather\SocialWeather.csproj (SocialWeather)
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using Newtonsoft.Json;
 
namespace SocialWeather.Json;
 
public class JsonStreamFormatter<T> : IStreamFormatter<T>
{
    private readonly JsonSerializer _serializer = new JsonSerializer();
 
    public async Task<T> ReadAsync(Stream stream)
    {
        var reader = new JsonTextReader(new StreamReader(stream));
        // REVIEW: Task.Run()
        return await Task.Run(() => _serializer.Deserialize<T>(reader));
    }
 
    public Task WriteAsync(T value, Stream stream)
    {
        var writer = new JsonTextWriter(new StreamWriter(stream));
        _serializer.Serialize(writer, value);
        writer.Flush();
        return Task.FromResult(0);
    }
}