private static void ReadOnce()
{
GPRS_DATA_RECORD dataRecord = new GPRS_DATA_RECORD();
bool isNeedReply = false;
StringBuilder mess = new StringBuilder(100);
if (HDDTUAPI.do_read_proc(ref dataRecord, mess, isNeedReply) >= 0)
{
// 本服务以非阻塞模式运行, do_read_proc 无论有无消息都立即返回
DTUResolverManager.Append(dataRecord);
}
}
public static void Stop()
{
if (!IsRuning)
{
return;
}
DTUReader.Stop();
if (DTUReader.IsRuning)
{
TraceManager.AppendErrMsg("DTU读取器关闭失败");
}
DTUResolverManager.Stop();
if (DTUResolverManager.IsRuning)
{
TraceManager.AppendErrMsg("DTU解析器关闭失败");
}
IsRuning = false;
}
public static void Start()
{
if (IsRuning)
{
return;
}
//先打开解析器，再打开读取器
DTUResolverManager.Start();
if (!DTUResolverManager.IsRuning)
{
Stop();
TraceManager.AppendErrMsg("DTU解析器打开失败");
return;
}
DTUReader.Start();
if (!DTUReader.IsRuning)
{
Stop();
TraceManager.AppendErrMsg("DTU读取器打开失败");
return;
}
IsRuning = true;
}