//从json对象中取出对应的值，存到ReaderParameter的对象中
public void ParseJsonObj(JObject jobj, ref ReaderParameter readerPara)
{
if (jobj.Property(StringUtility.MSG_TRANSID) != null)
{
readerPara.transid = jobj[StringUtility.MSG_TRANSID].ToString();
}
if (jobj.Property(StringUtility.MSG_CASE_ID) != null)
{
readerPara.case_id = jobj[StringUtility.MSG_CASE_ID].ToString();
}
}
public string ReturnJsonStr(ReaderParameter readerPara, int eventno)
{
try
{
JObject return_jobj = new JObject();
return_jobj[StringUtility.MSG_TRANSID] = readerPara.transid;
// TODO: 生成相应消息
string retrun_str = JsonConvert.SerializeObject(return_jobj);
return(retrun_str);
}
catch (Exception ex)
{
return("{\"result\":\"json exception error, " + ex.Message + "\"}");
}
}
public void Start_WebSocket()
{
MappedDiagnosticsContext.Set(StringUtility.LOGKEYINFO, StringUtility.WEBSOCKETLOG);
txtLogger.Info("Start to connect to the web server at [{0}]", m_serverUrl);
try
{
bool loc_ip_re = GetLocalIP(ref m_localIp);
if (!loc_ip_re)
{
txtLogger.Error("Get local IP ERROR");
return;
}
m_webSsocket = new WebSocket(m_serverUrl);
if (null == m_webSsocket)
{
txtLogger.Error("New web socket fail ");
return;
}
m_webSsocket.WaitTime = TimeSpan.FromSeconds(m_reconnect);
}
catch (Exception ex)
{
txtLogger.Error("New web socket exception: {0}", ex.Message);
return;
}
try
{
m_webSsocket.EmitOnPing = true; // 是否接收ping标志
m_webSsocket.OnMessage += (sender, e) =>
{
if (!e.IsPing)
{
MappedDiagnosticsContext.Set(StringUtility.LOGKEYINFO, StringUtility.WEBSOCKETLOG);
// if is not ping message, handle the message
try
{
if (e.IsText)
{
string writeBack = string.Empty;
txtLogger.Info(">>>>>>>>>> Receive message from rfid server: {0}", e.Data);
JObject jobj = (JObject)JsonConvert.DeserializeObject(e.Data);
if (jobj == null)
{
txtLogger.Error("Convert the string to json fail: {0}", e.Data);
m_webSsocket.Send("{\"result\":\"convert to json error\"}");
}
else
{
//每一次收到数据都新申请对象，确保没有以前遗留数据
ReaderParameter readerPara = new ReaderParameter();
CommFunc commFunc = new CommFunc();
//解析json数据到ReaderParameter对象
commFunc.ParseJsonObj(jobj, ref readerPara);
// TODO: 读写器操作
writeBack = "盘点结果.......";
m_webSsocket.Send(writeBack);
}
}
else
{
txtLogger.Error("Receive other type message: {0}", e.ToString());
}
}
catch (Exception ex)
{
txtLogger.Error("Receive message handle execption: {0}", ex.Message);
}
}
// else {going to add}
};
m_webSsocket.OnOpen += (sender, e) =>
{
MappedDiagnosticsContext.Set(StringUtility.LOGKEYINFO, StringUtility.WEBSOCKETLOG);
txtLogger.Info("Connect to the server success");
//if need to add register info?
m_webSsocket.Send(m_localIp);
txtLogger.Info("Send register info, {0}", m_localIp);
};
m_webSsocket.OnClose += (sender, e) =>
{
MappedDiagnosticsContext.Set(StringUtility.LOGKEYINFO, StringUtility.WEBSOCKETLOG);
txtLogger.Info("The websocket connect is closed, {0}", e.Reason);
};
m_webSsocket.OnError += (sender, e) =>
{
MappedDiagnosticsContext.Set(StringUtility.LOGKEYINFO, StringUtility.WEBSOCKETLOG);
txtLogger.Error("The websocket have an error={0}", e.Message);
};
m_webSsocket.Connect();
}
catch (Exception ex)
{
txtLogger.Error("WebSocket handle exception = {0}", ex.Message);
m_webSsocket.Close();
}
// 断线重连
while (true)
{
if (!m_webSsocket.Ping())
{
//if ping is not on, reconnect
try
{
m_webSsocket.Close();
MappedDiagnosticsContext.Set(StringUtility.LOGKEYINFO, StringUtility.WEBRECONNECT);
txtLogger.Info("Start to reconnect to the web server at [{0}],[{1}]", m_serverUrl, m_webSsocket.ReadyState);
m_webSsocket.Connect();
}
catch (Exception ex)
{
MappedDiagnosticsContext.Set(StringUtility.LOGKEYINFO, StringUtility.WEBRECONNECT);
txtLogger.Error("Reconnect to the web server exception: [{0}]", ex.Message);
m_webSsocket.Close();
}
}
// if ping is doing
// m_webSsocket.Send(m_localIp);
Thread.Sleep(m_reconnect * 1000);
}
}
