车辆电磁锁订阅

aijinhui

2023-11-10 50718b289ef39ef027c4959cc835679ebadd84bb

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package com.ruoyi.utils.mqtt;
 
import com.ruoyi.alarm.global.service.impl.GlobalAlarmServiceImpl;
import com.ruoyi.alarm.radar.service.ArdRadarService;
import com.ruoyi.common.utils.spring.SpringUtils;
import com.ruoyi.statistical.service.StatisticalService;
import com.ruoyi.storage.minio.service.IStorageMinioEventService;
import lombok.extern.slf4j.Slf4j;
import org.eclipse.paho.client.mqttv3.*;
 
import java.nio.charset.StandardCharsets;
import java.util.Arrays;
 
/**
 * @Description: mqtt回调处理类
 * @ClassName: MqttConsumerCallback
 * @Author: 刘苏义
 * @Date: 2023年05月29日9:55
 * @Version: 1.0
 **/
@Slf4j(topic = "mqtt")
public class MqttOnceCallback implements MqttCallbackExtended {
 
    private MqttClient client;
    private MqttConnectOptions options;
    private String topic;
    private int qos;
 
    public MqttOnceCallback(MqttClient client, MqttConnectOptions options, String topic, int qos) {
        this.client = client;
        this.options = options;
        this.topic = topic;
        this.qos = qos;
    }
 
    /**
     * 断开重连
     */
    @Override
    public void connectionLost(Throwable cause) {
//        log.info("车辆电磁锁MQTT连接断开，发起重连......");
        while (!client.isConnected()) {
            try {
                Thread.sleep(10000);
                if (null != client && !client.isConnected()) {
                    client.reconnect();
//                    log.error("车辆电磁锁尝试重新连接");
                } else {
                    client.connect(options);
//                    log.error("车辆电磁锁尝试建立新连接");
                }
            } catch (Exception e) {
//                log.error("车辆电磁锁断开重连异常:" + e.getMessage());
            }
        }
    }
 
    /**
     * 接收到消息调用令牌中调用
     */
    @Override
    public void deliveryComplete(IMqttDeliveryToken token) {
        //log.info("deliveryComplete---------" + Arrays.toString(topic));
    }
 
    /**
     * 消息处理
     */
    @Override
    public void messageArrived(String topic, MqttMessage message) {
        try {
            System.out.println("【车辆锁主题】："+topic+"【车辆锁信息】："+new String(message.getPayload(), StandardCharsets.UTF_8));
        } catch (Exception e) {
            log.debug("车辆电磁锁处理mqtt消息异常:" + e);
        }
    }
 
    /**
     * mqtt连接后订阅主题
     */
    @Override
    public void connectComplete(boolean b, String s) {
        try {
            if (null != topic) {
                if (client.isConnected()) {
                    client.subscribe(topic, qos);
//                    log.info("车辆电磁锁mqtt连接成功" );
//                    log.info("--车辆电磁锁订阅主题:：" + topic);
                } else {
                    log.info("车辆电磁锁mqtt连接失败");
                }
            }
        } catch (Exception e) {
            log.info("车辆电磁锁mqtt订阅主题异常:" + e);
        }
    }
}