/// <summary>
/// 发送数据
/// </summary>
/// <param name="msg"></param>
/// <param name="remote"></param>
public void Send(IPEndPoint remote, byte[] bits)
{
try
{
if (ServerType == UDPServerType.ASCII)
{
LOG.InfoFormat("({3}) Send {0}:{1},body:{2}", remote.Address.ToString(), remote.Port,
Encoding.ASCII.GetString(bits).Replace("?", "."), Name);
}
else
{
LOG.InfoFormat("({3}) Send {0}:{1},body len:{2}", remote.Address.ToString(), remote.Port,
bits.Length, Name);
}
if (PrintHex)
{
PrintUtils.PrintHex(bits);
}
RaisePrepareSend(udpReceiveState);
_server.BeginSend(bits, bits.Length, remote, new AsyncCallback(SendCallback), udpReceiveState);
}
catch (Exception)
{
RaiseOtherException(udpReceiveState);
}
}
/// <summary>
/// 接收数据的方法
/// </summary>
/// <param name="ar"></param>
private void ReceiveDataAsync(IAsyncResult ar)
{
AsyncUDPState udpState = ar.AsyncState as AsyncUDPState;
IPEndPoint remote = null;
byte[] buffer = null;
try
{
buffer = _server.EndReceive(ar, ref remote);
if (ServerType == UDPServerType.ASCII)
{
string receiveString = Encoding.ASCII.GetString(buffer);
LOG.InfoFormat("({4}) Received {0}:{1},len:{2},body:{3}", remote.Address, remote.Port, buffer.Length, receiveString, Name);
}
else
{
LOG.InfoFormat("({3}) Received {0}:{1},len:{2}", remote.Address, remote.Port, buffer.Length, Name);
}
if (PrintHex)
{
PrintUtils.PrintHex(buffer);
}
udpState.remote = remote;
//触发数据收到事件
RaiseDataReceived(udpState, buffer);
}
catch (Exception exception)
{
RaiseNetError(udpState, exception);
}
finally
{
if (IsRunning && _server != null)
{
_server.BeginReceive(ReceiveDataAsync, udpState);
}
}
}
