防止回放空时报空指针

gaoxun250@sina.com

2023-03-10 273b282af6f74403a0b13d2694beb4b7f48edaf6

 src/main/java/com/genersoft/iot/vmp/gb28181/transmit/event/request/impl/message/notify/cmd/KeepaliveNotifyMessageHandler.java

@@ -1,5 +1,7 @@
package com.genersoft.iot.vmp.gb28181.transmit.event.request.impl.message.notify.cmd;

import com.genersoft.iot.vmp.common.VideoManagerConstants;
import com.genersoft.iot.vmp.conf.DynamicTask;
import com.genersoft.iot.vmp.conf.UserSetting;
import com.genersoft.iot.vmp.gb28181.bean.Device;
import com.genersoft.iot.vmp.gb28181.bean.ParentPlatform;
@@ -43,6 +45,9 @@
    @Autowired
    private UserSetting userSetting;

    @Autowired
    private DynamicTask dynamicTask;

    @Override
    public void afterPropertiesSet() throws Exception {
        notifyMessageHandler.addHandler(cmdType, this);
@@ -68,6 +73,13 @@
            device.setHostAddress(remoteAddressInfo.getIp().concat(":").concat(String.valueOf(remoteAddressInfo.getPort())));
            device.setIp(remoteAddressInfo.getIp());
        }
        if (device.getKeepaliveTime() == null) {
            device.setKeepaliveIntervalTime(60);
        }else {
            long lastTime = DateUtil.yyyy_MM_dd_HH_mm_ssToTimestamp(device.getKeepaliveTime());
            device.setKeepaliveIntervalTime(new Long(System.currentTimeMillis()/1000-lastTime).intValue());
        }

        device.setKeepaliveTime(DateUtil.getNow());

        if (device.getOnline() == 1) {
@@ -75,9 +87,15 @@
        }else {
            // 对于已经离线的设备判断他的注册是否已经过期
            if (!deviceService.expire(device)){
                device.setOnline(0);
                deviceService.online(device);
            }
        }
        // 刷新过期任务
        String registerExpireTaskKey = VideoManagerConstants.REGISTER_EXPIRE_TASK_KEY_PREFIX + device.getDeviceId();
        // 如果三次心跳失败，则设置设备离线
        dynamicTask.startDelay(registerExpireTaskKey, ()-> deviceService.offline(device.getDeviceId()), device.getKeepaliveIntervalTime()*1000*3);

    }

    @Override