/// <summary>
/// 重写消息处理器
/// </summary>
/// <param name="request"></param>
/// <param name="session"></param>
public override byte[] Processor(JT808HeaderPackage request, IUnionSession session)
{
//AOP 可以自定义添加一些东西:上下行日志、数据转发
logger.LogDebug("可以自定义添加一些东西:上下行日志、数据转发");
//流量
jT808Traffic.Increment(request.Header.TerminalPhoneNo, DateTime.Now.ToString("yyyyMMdd"), request.OriginalData.Length);
var parameter = (request.Header.TerminalPhoneNo, request.OriginalData.ToArray());
//转发数据（可同步也可以使用队列进行异步）
try
{
jT808TransmitService.SendAsync(parameter);
}
catch (Exception ex)
{
logger.LogError(ex, "");
}
//上行日志（可同步也可以使用队列进行异步）
jT808MsgLogging.Processor(parameter, UnionMsgLoggingType.up);
//处理上行消息
var down = base.Processor(request, session);
//下行日志（可同步也可以使用队列进行异步）
jT808MsgLogging.Processor((request.Header.TerminalPhoneNo, down), UnionMsgLoggingType.down);
return(down);
}
internal void TryLink(string terminalPhoneNo, IUnionSession session)
{
DateTime curretDatetime = DateTime.Now;
if (TerminalPhoneNoSessions.TryGetValue(terminalPhoneNo, out IUnionSession cacheSession))
{
if (session.SessionID != cacheSession.SessionID)
{
//从转发到直连的数据需要更新缓存
session.ActiveTime = curretDatetime;
TerminalPhoneNoSessions.TryUpdate(terminalPhoneNo, session, cacheSession);
//会话通知
JT808SessionProducer?.ProduceAsync(UnionGatewayConstants.SessionOnline, terminalPhoneNo);
}
else
{
cacheSession.ActiveTime = curretDatetime;
TerminalPhoneNoSessions.TryUpdate(terminalPhoneNo, cacheSession, cacheSession);
}
}
else
{
session.TerminalPhoneNo = terminalPhoneNo;
if (TerminalPhoneNoSessions.TryAdd(terminalPhoneNo, session))
{
//会话通知
JT808SessionProducer?.ProduceAsync(UnionGatewayConstants.SessionOnline, terminalPhoneNo);
}
}
}
/// <summary>
/// 发送字节消息
/// </summary>
/// <param name="session"></param>
/// <param name="data"></param>
public static async void SendAsync(this IUnionSession session, byte[] data)
{
if (session.TransportProtocolType == TransportProtocolType.Tcp)
{
await session.Client.SendAsync(data, SocketFlags.None);
}
else
{
await session.Client.SendToAsync(data, SocketFlags.None, session.RemoteEndPoint);
}
}
/// <summary>
///
/// </summary>
/// <param name="request">请求数据</param>
/// <param name="session">当前会话</param>
/// <returns>应答消息数据</returns>
public virtual byte[] Processor(JT808HeaderPackage request, IUnionSession session)
{
if (HandlerDict.TryGetValue(request.Header.MsgId, out var func))
{
return(func(request, session));
}
else
{
//处理不了的消息统一回复通用应答
return(CommonReply(request, session));
}
}
/// <summary>
/// 自定义消息
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
public byte[] Msg0x9999(JT808HeaderPackage request, IUnionSession session)
{
logger.LogDebug("自定义消息");
return(default);
/// <summary>
/// 重写自带的消息
/// </summary>
/// <param name="request"></param>
/// <param name="session"></param>
public override byte[] Msg0x0200(JT808HeaderPackage request, IUnionSession session)
{
logger.LogDebug("重写自带Msg0x0200的消息");
return(base.Msg0x0200(request, session));
}
/// <summary>
/// 终端通用应答
/// 平台无需回复
/// 实现自己的业务
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
public virtual byte[] Msg0x0001(JT808HeaderPackage request, IUnionSession session)
{
return(default);
internal bool TryAdd(IUnionSession session)
{
return(Sessions.TryAdd(session.SessionID, session));
}