protected void OnSent(SocketEventArgs args)
{
EventHandler handler = events[sentKey] as EventHandler;
if (null != handler)
{
handler(this, args);
}
}
protected void OnReceive(SocketEventArgs args)
{
EventHandler handler = events[receiveKey] as EventHandler;
if (null != handler)
{
handler(this, args);
}
}
public string Receive()
{
long t = DateTime.Now.Ticks;
try
{
Log.Info("开始同步接收数据");
int read = socket.Receive(so.Buffer, 0, StateObject.BUFFER_SIZE, SocketFlags.None);
if (read > 0)
{
string data = encode.GetString(so.Buffer, 0, read);
Log.Write(LogAction.Info, Config.AppName, className, "Receive", DateTime.Now.Ticks - t, "同步接收到数据:" + data);
so.SB.Append(data);
if (!string.IsNullOrEmpty(data) && !data.EndsWith(so.ETX))
socket.Receive(so.Buffer, 0, StateObject.BUFFER_SIZE, SocketFlags.None);
if (so.SB.Length > 1)
{
so.SB.Length = 0;
SocketEventArgs se = new SocketEventArgs();
se.Received = read;
se.Data = data;
OnReceive(se);
return data;
}
}
Log.Info("同步数据接收字节长度:" + read);
}
catch (Exception e)
{
Log.Write(LogAction.Error, Config.AppName, className, "Receive", DateTime.Now.Ticks - t, "同步接收数据异步:" + e.ToString());
throw;
}
return "";
}
public void ReceiveCallBack(IAsyncResult ar)
{
long t = DateTime.Now.Ticks;
try
{
StateObject so = (StateObject)ar.AsyncState;
Socket s = so.WorkSocket;
int read = s.EndReceive(ar);
if (read > 0)
{
string data = encode.GetString(so.Buffer, 0, read);
Log.Write(LogAction.Info, Config.AppName, className, "ReceiveCallBack", DateTime.Now.Ticks - t, "异步接收到数据:" + data);
so.SB.Append(data);
if (!string.IsNullOrEmpty(data) && !data.EndsWith(so.ETX))
s.BeginReceive(so.Buffer, 0, StateObject.BUFFER_SIZE, 0, new AsyncCallback(ReceiveCallBack), so);
else
{
if (so.SB.Length > 1)
{
so.SB.Length = 0;
SocketEventArgs se = new SocketEventArgs();
se.Received = read;
se.Data = data;
OnReceive(se);
}
}
return;
}
Log.Info("异步数据接收字节长度:" + read);
}
catch (Exception e)
{
Log.Write(LogAction.Error, Config.AppName, className, "ReceiveCallBack", DateTime.Now.Ticks - t, "异步接收数据异常:" + e.ToString());
}
}
public void SendCallBack(IAsyncResult ar)
{
long t = DateTime.Now.Ticks;
try
{
Log.Info("开始异步发送数据");
StateObject so = (StateObject)ar.AsyncState;
Socket s = so.WorkSocket;
int n = s.EndSend(ar);
Log.Write(LogAction.Info, Config.AppName, className, "SendCallBack", DateTime.Now.Ticks - t, "异步发送数据成功,数据长度:" + n);
SocketEventArgs se = new SocketEventArgs();
se.Sent = n;
OnSent(se);
}
catch (Exception e)
{
Log.Write(LogAction.Info, Config.AppName, className, "SendCallBack", DateTime.Now.Ticks - t, "异步发送数据失败:" + e.ToString());
}
}