private object GetReturnValue(RpcRequest request)
{
ClientWaiter waiter = new ClientWaiter(_timeOut);
IChannel channel = CreateChannel();
try
{
RpcResponse response = GerResponseFromServer(channel, request, waiter);
return(GetMethodResult(request.MethodName, response));
}
catch (OperationCanceledException)
{
RemoveWaiter(channel);
channel?.CloseAsync();
throw;
}
catch (Exception)
{
RemoveWaiter(channel);
throw;
}
finally
{
waiter.Dispose();
}
}
internal void Add(IChannel channel, ClientWaiter waiter)
{
_waiters[channel.GetId()] = waiter;
}
internal bool Remove(IChannel channel, out ClientWaiter waiter)
{
string channelId = channel.GetId();
return(_waiters.TryRemove(channelId, out waiter));
}
private RpcResponse GerResponseFromServer(IChannel channel, RpcRequest request, ClientWaiter waiter)
{
_clientInvoker.Add(channel, waiter);
IByteBuffer buffer = Unpooled.WrappedBuffer(_rpcSerializer.ToBytes(request));
channel.WriteAndFlushAsync(buffer);
waiter.Wait();
_channelPool.Return(channel);
return(_rpcSerializer.ToObject <RpcResponse>(waiter.Bytes));
}