无关风月
2026-02-13 a6d543bcef73e2a78d8da9b065e241643c166aa8
xp-robotaxi-operation-boot/src/main/java/com/xiaopeng/operation/utils/mango/VehiclePositionService.java
@@ -2,22 +2,26 @@
import com.xiaopeng.api.vo.automaticPilot.VehiclePosition;
import org.springframework.data.domain.Sort;
import org.springframework.data.geo.GeoResults;
import org.springframework.data.geo.Point;
import org.springframework.data.geo.Distance;
import org.springframework.data.geo.Metrics;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.NearQuery;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Service;
import javax.annotation.Resource;
import java.util.ArrayList;
import java.util.List;
import java.util.stream.Collectors;
@Service
public class VehiclePositionService {
    @Resource
    private MongoTemplate mongoTemplate;
    /**
     * 查询附近指定距离内且状态正常的车辆
     * @param longitude 经度
@@ -28,27 +32,32 @@
    public List<VehiclePosition> findAvailableVehiclesNearby(double longitude,
                                                             double latitude,
                                                             double distanceInMeters,int num) {
        // 创建查询点
        Point referencePoint = new Point(longitude, latitude);
        // 设置最大距离(MongoDB使用公里或米,这里转换为公里)
        distanceInMeters = distanceInMeters / 1000;
        try {
            // 1. 创建查询点
            Point referencePoint = new Point(longitude, latitude);
        // 构建查询条件
        Query query = new Query();
        query.addCriteria(Criteria.where("point")
                .near(referencePoint)
                .maxDistance(distanceInMeters));
        query.addCriteria(Criteria.where("status").is(1)); // 运营中
        query.addCriteria(Criteria.where("state").is(1));  // 接单中
        // 可以添加排序,按距离排序
         query.with(Sort.by(Sort.Direction.ASC, "point"));
        // 可以限制返回数量
         query.limit(num);
        return mongoTemplate.find(query, VehiclePosition.class);
            // 2. 构建 NearQuery - 完全使用 NearQuery 的 API
            NearQuery nearQuery = NearQuery.near(referencePoint, Metrics.KILOMETERS)
                    .maxDistance(distanceInMeters / 1000)  // 转成公里
                    .spherical(true);
            // 4. 执行查询 - 明确指定集合名
            GeoResults<VehiclePosition> geoResults = mongoTemplate.geoNear(
                    nearQuery,
                    VehiclePosition.class,
                    "vehicle_position"  // 明确指定集合名,避免映射错误
            );
            // 5. 提取结果
            return geoResults.getContent().stream()
                    .map(geoResult -> geoResult.getContent())
                    .collect(Collectors.toList());
        } catch (Exception e) {
            e.printStackTrace();
            return new ArrayList<>();
        }
    }
@@ -63,4 +72,21 @@
        return mongoTemplate.findOne(query, VehiclePosition.class);
    }
    /**
     * 所有的车辆
     */
    public List<VehiclePosition> findAll() {
        // 构建查询条件
        Query query = new Query();
        query.addCriteria(Criteria.where("status").is(1)); // 运营中
        query.addCriteria(Criteria.where("state").is(1));  // 接单中
        // 可以添加排序,按距离排序
        query.with(Sort.by(Sort.Direction.ASC, "point"));
        return mongoTemplate.find(query, VehiclePosition.class);
    }
}