优化大量notify 移动位置订阅的入库

src/main/java/com/genersoft/iot/vmp/service/IMobilePositionService.java

@@ -0,0 +1,13 @@
+package com.genersoft.iot.vmp.service;
+
+
+import com.genersoft.iot.vmp.gb28181.bean.MobilePosition;
+
+import java.util.List;
+
+public interface IMobilePositionService {
+
+    void add(List<MobilePosition> mobilePositionList);
+
+    void add(MobilePosition mobilePosition);
+}

src/main/java/com/genersoft/iot/vmp/service/impl/MobilePositionServiceImpl.java

@@ -0,0 +1,95 @@
+package com.genersoft.iot.vmp.service.impl;
+
+import com.genersoft.iot.vmp.conf.UserSetting;
+import com.genersoft.iot.vmp.gb28181.bean.DeviceChannel;
+import com.genersoft.iot.vmp.gb28181.bean.MobilePosition;
+import com.genersoft.iot.vmp.service.IMobilePositionService;
+import com.genersoft.iot.vmp.storager.dao.DeviceChannelMapper;
+import com.genersoft.iot.vmp.storager.dao.DeviceMobilePositionMapper;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+
+@Service
+public class MobilePositionServiceImpl implements IMobilePositionService {
+
+    @Autowired
+    private DeviceChannelMapper channelMapper;
+
+    @Autowired
+    private DeviceMobilePositionMapper mobilePositionMapper;
+
+    @Autowired
+    private UserSetting userSetting;
+
+    @Autowired
+    private RedisTemplate<String, MobilePosition> redisTemplate;
+
+    private final static Logger logger = LoggerFactory.getLogger(MobilePositionServiceImpl.class);
+
+    private final String REDIS_MOBILE_POSITION_LIST = "redis_mobile_position_list";
+
+    @Override
+    public void add(MobilePosition mobilePosition) {
+        List<MobilePosition> list = new ArrayList<>();
+        list.add(mobilePosition);
+        add(list);
+    }
+
+    @Override
+    public void add(List<MobilePosition> mobilePositionList) {
+        redisTemplate.opsForList().leftPushAll(REDIS_MOBILE_POSITION_LIST, mobilePositionList);
+    }
+
+    private List<MobilePosition> get(int length) {
+        Long size = redisTemplate.opsForList().size(REDIS_MOBILE_POSITION_LIST);
+        if (size == null || size == 0) {
+            return new ArrayList<>();
+        }
+        List<MobilePosition> mobilePositions;
+        if (size > length) {
+            mobilePositions = redisTemplate.opsForList().rightPop(REDIS_MOBILE_POSITION_LIST, length);
+        }else {
+            mobilePositions = redisTemplate.opsForList().rightPop(REDIS_MOBILE_POSITION_LIST, size);
+        }
+        return  mobilePositions;
+    }
+
+
+
+    @Scheduled(fixedRate = 1000)
+    @Transactional
+    public void executeTaskQueue() {
+        int countLimit = 3000;
+        List<MobilePosition> mobilePositions = get(countLimit);
+        if (mobilePositions == null || mobilePositions.isEmpty()) {
+            return;
+        }
+        if (userSetting.getSavePositionHistory()) {
+            mobilePositionMapper.batchadd(mobilePositions);
+        }
+        logger.info("[移动位置订阅]更新通道位置： {}", mobilePositions.size());
+        Map<String, DeviceChannel> updateChannelMap = new HashMap<>();
+        for (MobilePosition mobilePosition : mobilePositions) {
+            DeviceChannel deviceChannel = new DeviceChannel();
+            deviceChannel.setDeviceId(mobilePosition.getDeviceId());
+            deviceChannel.setLongitude(mobilePosition.getLongitude());
+            deviceChannel.setLatitude(mobilePosition.getLatitude());
+            deviceChannel.setGpsTime(mobilePosition.getTime());
+            updateChannelMap.put(mobilePosition.getDeviceId() + mobilePosition.getChannelId(), deviceChannel);
+        }
+        List<DeviceChannel> channels = new ArrayList<>(updateChannelMap.values());
+        channelMapper.batchUpdatePosition(channels);
+    }
+
+}