/// <summary>
/// 发送数据报文
/// </summary>
/// <param name="datagram"></param>
public virtual void Send(string datagram)
{
if (datagram.Length == 0)
{
return;
}
if (!_isConnected)
{
throw (new ApplicationException("没有连接服务器，不能发送数据"));
}
//获得报文的编码字节
byte[] data = _coder.GetEncodingBytes(datagram);
_session.ClientSocket.BeginSend(data, 0, data.Length, SocketFlags.None,
new AsyncCallback(SendDataEnd), _session.ClientSocket);
}
