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// Licensed to the Apache Software Foundation(ASF) under one
// or more contributor license agreements.See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
using System;
using System.Net;
using System.Net.Sockets;
using System.Threading;
using System.Threading.Tasks;
namespace Thrift.Transports.Client
{
// ReSharper disable once InconsistentNaming
public class TSocketClientTransport : TStreamClientTransport
{
private bool _isDisposed;
public TSocketClientTransport(TcpClient client)
{
TcpClient = client ?? throw new ArgumentNullException(nameof(client));
if (IsOpen)
{
InputStream = client.GetStream();
OutputStream = client.GetStream();
}
}
public TSocketClientTransport(IPAddress host, int port)
: this(host, port, 0)
{
}
public TSocketClientTransport(IPAddress host, int port, int timeout)
{
Host = host;
Port = port;
TcpClient = new TcpClient();
TcpClient.ReceiveTimeout = TcpClient.SendTimeout = timeout;
TcpClient.Client.NoDelay = true;
}
public TcpClient TcpClient { get; private set; }
public IPAddress Host { get; }
public int Port { get; }
public int Timeout
{
set
{
if (TcpClient != null)
{
TcpClient.ReceiveTimeout = TcpClient.SendTimeout = value;
}
}
}
public override bool IsOpen
{
get
{
if (TcpClient == null)
{
return false;
}
return TcpClient.Connected;
}
}
public override async Task OpenAsync(CancellationToken cancellationToken)
{
if (cancellationToken.IsCancellationRequested)
{
await Task.FromCanceled(cancellationToken);
}
if (IsOpen)
{
throw new TTransportException(TTransportException.ExceptionType.AlreadyOpen, "Socket already connected");
}
if (Port <= 0)
{
throw new TTransportException(TTransportException.ExceptionType.NotOpen, "Cannot open without port");
}
if (TcpClient == null)
{
throw new InvalidOperationException("Invalid or not initialized tcp client");
}
await TcpClient.ConnectAsync(Host, Port);
InputStream = TcpClient.GetStream();
OutputStream = TcpClient.GetStream();
}
public override void Close()
{
base.Close();
if (TcpClient != null)
{
TcpClient.Dispose();
TcpClient = null;
}
}
// IDisposable
protected override void Dispose(bool disposing)
{
if (!_isDisposed)
{
if (disposing)
{
TcpClient?.Dispose();
base.Dispose(disposing);
}
}
_isDisposed = true;
}
}
}
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