lib/netstd/Thrift/Transport/Server/TServerTransport.cs

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// to you under the Apache License, Version 2.0 (the
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//
//     http://www.apache.org/licenses/LICENSE-2.0
//
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using System.Threading;
using System.Threading.Tasks;

namespace Thrift.Transport
{
    // ReSharper disable once InconsistentNaming
    public abstract class TServerTransport
    {
        public readonly TConfiguration Configuration;

        public TServerTransport(TConfiguration config)
        {
            Configuration = config ?? new TConfiguration();
        }

        public abstract bool IsOpen();

        public abstract void Listen();
        public abstract void Close();
        public abstract bool IsClientPending();

        protected abstract ValueTask<TTransport> AcceptImplementationAsync(CancellationToken cancellationToken = default);

        public async ValueTask<TTransport> AcceptAsync(CancellationToken cancellationToken = default)
        {
            var transport = await AcceptImplementationAsync(cancellationToken);

            if (transport == null)
            {
                throw new TTransportException($"{nameof(AcceptImplementationAsync)} should not return null");
            }

            return transport;
        }
    }
}