/// <summary>
/// 发送信息
/// </summary>
/// <param name="sendbuffer">消息体</param>
public void Send(byte[] sendbuffer)
{
if (!Connected)
{
throw new SocketException((Int32)SocketError.NotConnected);
}
if (GetSendMessage == null)
{
throw new ArgumentException("The function GetSendMessage can not be null!");
}
if (sendbuffer.Length == 0)
{
return;
}
MySocketAsyncEventArgs senderSocketAsyncEventArgs = senderSocketAsyncEventArgsList.Find(q => q.State == 0);
if (senderSocketAsyncEventArgs == null)
{
senderSocketAsyncEventArgs = InitSendArg();
}
lock (senderSocketAsyncEventArgs)
{
senderSocketAsyncEventArgs.State = 1;
senderSocketAsyncEventArgs.SetBuffer(sendbuffer, 0, sendbuffer.Length);
}
clientSocket.SendAsync(senderSocketAsyncEventArgs);
}
private void OnSendCompleted(object sender, SocketAsyncEventArgs e)
{
MySocketAsyncEventArgs senderSocketAsyncEventArgs = (MySocketAsyncEventArgs)e;
senderSocketAsyncEventArgs.State = 0;
if (OnSended == null)
{
throw new ArgumentException("The function OnSended can not be null!");
}
if (e.LastOperation != SocketAsyncOperation.Send)
{
return;
}
if (e.SocketError == SocketError.Success)
{
OnSended(true);
}
else
{
OnSended(false);
this.ProcessError(e);
}
}
/// <summary>
/// 发送信息
/// </summary>
/// <param name="uid">要发送的用户的uid</param>
/// <param name="msg">消息体</param>
public void Send(string uid, byte[] sendbuffer)
{
if (string.IsNullOrEmpty(uid) || sendbuffer.Length == 0)
{
return;
}
SocketAsyncEventArgsWithId socketWithId = readWritePool.FindByUID(uid);
if (socketWithId == null)
{
OnSended(null, SocketError.NotSocket); return;
}
MySocketAsyncEventArgs e = socketWithId.SendSAEA;
AsyncUserToken token = (AsyncUserToken)e.UserToken;
token.FreshTime = DateTime.Now;
if (e.SocketError != SocketError.Success)
{
OnSended(token, e.SocketError);
this.CloseClientSocket(e.UID);
return;
}
int i = 0;
try
{
e.SetBuffer(sendbuffer, 0, sendbuffer.Length);
if (!token.Socket.SendAsync(e))
{
this.ProcessSend(e);
}
}
catch (Exception)
{
if (i <= 5)
{
i++;
//如果发送出现异常就延迟0.01秒再发
Thread.Sleep(10);
Send(uid, sendbuffer);
}
else
{
OnSended(token, SocketError.SocketError);
}
}
}
private MySocketAsyncEventArgs InitSendArg()
{
MySocketAsyncEventArgs senderSocketAsyncEventArgs = new MySocketAsyncEventArgs("Send");
senderSocketAsyncEventArgs.UserToken = this.clientSocket;
senderSocketAsyncEventArgs.RemoteEndPoint = this.hostEndPoint;
senderSocketAsyncEventArgs.Completed += new EventHandler <SocketAsyncEventArgs>(OnSendCompleted);
lock (senderSocketAsyncEventArgsList)
{
senderSocketAsyncEventArgsList.Add(senderSocketAsyncEventArgs);
}
return(senderSocketAsyncEventArgs);
}
internal SocketAsyncEventArgsWithId()
{
ReceiveSAEA = new MySocketAsyncEventArgs("Receive");
SendSAEA = new MySocketAsyncEventArgs("Send");
}
