protected void RaiseClientDisconnectedEvent(ITcpClientAgent agent)
{
if (this.ClientDisconnectedEvent != null)
{
this.ClientDisconnectedEvent(this, new TcpClientDisconnectedArgs(agent));
}
}
private void listener_ClientEstablishedEvent(TcpClient client)
{
ITcpClientAgent agent = CreateClientAgent(client);
this.clients.Add(agent);
this.RaiseClientConnectedEvent(agent);
}
protected override bool EngineTask()
{
try
{
for (int i = this.clients.Count - 1; i >= 0; i--)
{
ITcpClientAgent client = this.clients[i];
List <byte> data = new List <byte>();
if (!client.CanRead || !client.CanWrite || !client.Connected)
{
this.clients.Remove(client);
client.NotifyDisconnected();
client.Close();
this.RaiseClientDisconnectedEvent(client);
continue;
}
if (client.DataAvailable)
{
client.Read();
}
client.Schedule();
try
{
client.WriteEmptyByte(); //尝试写入一个空字节，以测试连接的可用性。
}
catch (Exception)
{
RaiseClientDisconnectedEvent(client);
client.NotifyDisconnected();
client.Dispose();
this.clients.Remove(client);
}
}
}
catch (Exception exp)
{
Logger.TxtLogger.SingleInstance.LogWithTime(exp.Message);
}
return(true);
}
/// <summary>
/// 从<see cref="TcpClientAgent"/>获取TcpClientConnectedEventArgs的新实例。
/// </summary>
/// <param name="clientAgent">此事件的客户端代理。</param>
public TcpClientDisconnectedArgs(ITcpClientAgent clientAgent) : base(clientAgent)
{
}
/// <summary>
/// 从<see cref="TcpClientAgent"/>获取TcpClientConnectedEventArgs的新实例。
/// </summary>
/// <param name="clientAgent">此事件的客户端代理。</param>
public TcpClientConnectedEventArgs(ITcpClientAgent clientAgent) : base(clientAgent)
{
}
/// <summary>
/// 从<see cref="ClientAgent"/>获取RemoteClientEventArgs的新实例。
/// </summary>
/// <param name="clientAgent">此事件的客户端代理。</param>
public RemoteClientEventArgs(ITcpClientAgent clientAgent)
{
this.ClientAgent = clientAgent;
}
