判断mqtt客户端是否在线

iot-access/access-boot/src/main/java/com/njcn/access/service/impl/CsDeviceServiceImpl.java

@@ -14,6 +14,7 @@ import com.njcn.access.pojo.dto.ReqAndResDto;
 import com.njcn.access.pojo.po.CsGateway;
 import com.njcn.access.service.ICsDeviceService;
 import com.njcn.access.service.ICsGatewayService;
+import com.njcn.access.utils.MqttUtil;
 import com.njcn.common.pojo.enums.response.CommonResponseEnum;
 import com.njcn.common.pojo.exception.BusinessException;
 import com.njcn.common.utils.PubUtils;
@@ -23,6 +24,7 @@ import com.njcn.csdevice.pojo.param.CsLedgerParam;
 import com.njcn.csdevice.pojo.po.AppLineTopologyDiagramPO;
 import com.njcn.csdevice.pojo.po.CsDeviceUserPO;
 import com.njcn.csdevice.pojo.po.CsLinePO;
+import com.njcn.csdevice.pojo.po.MqttUser;
 import com.njcn.csdevice.pojo.vo.CsEquipmentDeliveryVO;
 import com.njcn.redis.utils.RedisUtil;
 import com.njcn.system.api.DicDataFeignClient;
@@ -77,6 +79,8 @@ public class CsDeviceServiceImpl implements ICsDeviceService {
 
     private final RedisUtil redisUtil;
 
+    private final MqttUtil mqttUtil;
+
     @Override
     @Transactional(rollbackFor = {Exception.class})
     public void devRegister(String nDid) {
@@ -94,6 +98,12 @@ public class CsDeviceServiceImpl implements ICsDeviceService {
         if (!Objects.equals(code, DicDataEnum.CONNECT_DEV.getCode())){
             throw new BusinessException(AccessResponseEnum.DEV_IS_NOT_ZL);
         }
+        //3.判断客户端是否在线
+        //mqttUtil.judgeClientOnline(nDid);
+        boolean mqttClient = mqttUtil.judgeClientOnline("access-boot123456");
+        if (!mqttClient){
+            throw new BusinessException(AccessResponseEnum.MISSING_CLIENT);
+        }
         //3.MQTT询问装置用的模板，并判断库中是否存在模板
         //存在则建立关系;不存在则告警出来
         SysDicTreePO dictData = dictTreeFeignClient.queryById(csEquipmentDeliveryVO.getDevModel()).getData();