src/csharp/Grpc.Core/IAsyncStreamReader.cs

#region Copyright notice and license

// Copyright 2015, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//     * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
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// contributors may be used to endorse or promote products derived from
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#endregion

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Grpc.Core
{
    /// <summary>
    /// A stream of messages to be read.
    /// </summary>
    /// <typeparam name="T"></typeparam>
    public interface IAsyncStreamReader<T>
        where T : class
    {
        /// <summary>
        /// Reads a single message. Returns null if the last message was already read.
        /// A following read can only be started when the previous one finishes.
        /// </summary>
        Task<T> ReadNext();
    }
}