2025-10-28 zwy 更新WebSocket代码。

zhaowenyu

2025-10-28 c38b35bc968b876b478f149f69291b6386cbe63b

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package com.ard.sample.component.mqtt;
 
import com.ard.sample.manage.model.param.DeviceQueryParam;
import com.ard.sample.manage.service.IDeviceService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.CommandLineRunner;
import org.springframework.stereotype.Component;
import org.springframework.util.StringUtils;
 
/**
 * @author sean.zhou
 * @date 2021/11/24
 * @version 0.1
 */
@Component
public class ApplicationBootInitial implements CommandLineRunner {
 
    @Autowired
    private IDeviceService deviceService;
 
    /**
     * Subscribe to the devices that exist in the database when the program starts,
     * to prevent the data from being different from the pilot side due to program interruptions.
     * @param args
     * @throws Exception
     */
    @Override
    public void run(String... args){
        deviceService.getDevicesByParams(DeviceQueryParam.builder().build())
                .forEach(device -> {
                        deviceService.subscribeTopicOnline(device.getDeviceSn());
                        if(StringUtils.hasText(device.getChildDeviceSn())){
                            deviceService.subscribeTopicOnline(device.getChildDeviceSn());
                    }
                });
    }
}