清淤电磁锁

aijinhui

2023-11-13 f4e20b2dc544a188d0591c901022383e84fa8e9e

 ard-work/src/main/java/com/ruoyi/utils/mqtt/MqttOnce.java

@@ -29,18 +29,48 @@
    @Autowired
    private ISysConfigService sysConfigService;

    @PostConstruct
//    @PostConstruct
    public void init() {
        //获取电磁锁地址
        String mqttUrl = sysConfigService.selectConfigByKey("ElectromagneticLockUrl");
        List<ArdSyCarRtu> rtus = ardSyCarRtuService.allCarTopicList();
        for (int i = 0; i < rtus.size(); i++) {
            ArdSyCarRtu rtu = rtus.get(i);
            String carId = rtu.getCarId();
            String subscribe = rtu.getTopicSubscribe();
            try {
                MqttClient client = getMqttClient(carId);
                MqttConnectOptions options = getMqttConnectOptions();
                client.setCallback(new MqttOnceCallback(client,options,subscribe,2));
//                log.debug("--添加车辆电磁锁回调处理类");
                client.connect(options);
            }catch (Exception e) {
                e.printStackTrace();
            }
        }
    }

    public void subscribeCar(ArdSyCarRtu ardSyCarRtu){
        String carId = ardSyCarRtu.getCarId();
        String subscribe = ardSyCarRtu.getTopicSubscribe();
        try {
            MqttClient client = getMqttClient(carId);
            MqttConnectOptions options = getMqttConnectOptions();
            client.setCallback(new MqttOnceCallback(client,options,subscribe,2));
//          log.debug("--添加车辆电磁锁回调处理类");
            client.connect(options);
        }catch (Exception e) {
            e.printStackTrace();
        }
    }

    public MqttClient getMqttClient(String carId) throws MqttException {
        //获取电磁锁地址
        String mqttUrl = sysConfigService.selectConfigByKey("ElectromagneticLockUrl");
                MqttClient client = new MqttClient(mqttUrl,carId);
//                log.debug("--创建"+carId+"号车辆电子锁mqtt客户端");
        return client;
    }

    public MqttConnectOptions getMqttConnectOptions(){
                MqttConnectOptions options = new MqttConnectOptions();
                //设置用户名密码
                options.setUserName("admin");
@@ -52,17 +82,17 @@
                // 是否清除session
                options.setCleanSession(true);
//                log.debug("--生成"+carId+"号车辆电子锁mqtt配置对象");
                client.setCallback(new MqttOnceCallback(client,options,subscribe,2));
//                log.debug("--添加车辆电磁锁回调处理类");
                client.connect(options);
            }catch (Exception e) {
                e.printStackTrace();
        return options;
            }

    public String publishCar(String carId,String topic,String message,String type) throws MqttException {
        MqttClient client = getMqttClient(carId);
        MqttConnectOptions options = getMqttConnectOptions();
        MqttMessage msg = new MqttMessage(message.getBytes());
        msg.setQos(2);
        client.publish(topic,msg);
        client.disconnect();
        return "发布"+type+"指令成功！";
        }
//        MqttConsumer mqttConsumer = new MqttConsumer();
//        for (int i = 0; i < topic.length; i++) {
//            mqttConsumer.subscribe(topic[i],2);
//        }
//        log.info("mqtt订阅清淤车辆锁信息："+Arrays.toString(topic));
    }

}