private void RecvMsg() {
DynoParamRecvEventArgs args = new DynoParamRecvEventArgs();
int bytesRead;
_strRecv = "";
try {
do {
bytesRead = _clientStream.Read(_recvBuf, 0, _bufSize);
_strRecv += Encoding.UTF8.GetString(_recvBuf, 0, bytesRead);
} while (_clientStream.DataAvailable);
} catch (Exception ex) {
args.Code = "600";
args.Msg = "发送VIN号后，接收返回信息出错：" + ex.Message;
DynoParamRecvEvent?.Invoke(this, args);
return;
}
// TCP接收的数据会有粘包现象，需要拆包操作
if (_strRecv.StartsWith("200")) {
if (_strRecv.Length == 3) {
_strRecv = "";
try {
do {
bytesRead = _clientStream.Read(_recvBuf, 0, _bufSize);
_strRecv += Encoding.UTF8.GetString(_recvBuf, 0, bytesRead);
} while (_clientStream.DataAvailable);
} catch (Exception ex) {
args.Code = "600";
args.Msg = "接收测功机参数出错：" + ex.Message;
DynoParamRecvEvent?.Invoke(this, args);
return;
}
} else {
_strRecv = _strRecv.Substring(3);
}
args.Code = "200";
args.Msg = _strRecv;
} else {
if (_strRecv.Length >= 3) {
args.Code = _strRecv.Substring(0, 3);
if (args.Code == "400") {
args.Msg = "VIN号格式错误";
} else {
args.Msg = _strRecv.Substring(3);
}
} else {
args.Code = "600";
args.Msg = "未知错误";
}
}
DynoParamRecvEvent?.Invoke(this, args);
}
private void OnDynoParamRecv(object sender, DynoParamRecvEventArgs e)
{
_dynoParamRecvFlag.Set();
if (e.Code == "200")
{
EI = JsonConvert.DeserializeObject <EmissionInfo>(e.Msg);
VI.VehicleModel = EI.VehicleModel;
EI.OpenInfoSN = string.Empty;
VI.OpenInfoSN = string.Empty;
EI.EngineSN = string.Empty;
EI.Name = string.Empty;
}
else
{
_log.TraceError(string.Format("Get dyno parameter from MES error, Code: {0}, Error: {1}", e.Code, e.Msg));
MessageBox.Show(string.Format("从MES获取测功机参数失败, Code: {0}, Error: {1}", e.Code, e.Msg),
"获取测功机参数", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
Invoke((EventHandler) delegate {
FillInputTextBox();
});
}
