| | |
| | | import com.xiaopeng.operation.repository.XpGeoQueryEntityRepository; |
| | | import com.xiaopeng.operation.service.IXpGeoQueryEntityService; |
| | | import org.springframework.beans.factory.annotation.Autowired; |
| | | import org.springframework.data.geo.Distance; |
| | | import org.springframework.data.geo.GeoResults; |
| | | import org.springframework.data.geo.Metrics; |
| | | import org.springframework.data.geo.Point; |
| | | import org.springframework.data.geo.*; |
| | | import org.springframework.data.mongodb.core.MongoTemplate; |
| | | import org.springframework.data.mongodb.core.geo.GeoJsonPoint; |
| | | import org.springframework.data.mongodb.core.query.Criteria; |
| | | import org.springframework.data.mongodb.core.query.NearQuery; |
| | | import org.springframework.data.mongodb.core.query.Query; |
| | |
| | | calendar.add(Calendar.DAY_OF_YEAR, -7); |
| | | Long startTime = calendar.getTime().getTime(); |
| | | |
| | | // 1. 创建查询点 |
| | | Point referencePoint = new Point(longitude, latitude); |
| | | |
| | | // 2. 构建 NearQuery - 完全使用 NearQuery 的 API |
| | | NearQuery nearQuery = NearQuery.near(referencePoint, Metrics.KILOMETERS) |
| | | .maxDistance(0.5) // 转成公里 |
| | | .spherical(true); |
| | | |
| | | |
| | | // 3.时间>startTime time = time参数 |
| | | // 3. 创建额外的查询条件 |
| | | Query query = new Query(); |
| | | // // 1. 创建查询点 |
| | | // Point referencePoint = new Point(longitude, latitude); |
| | | // |
| | | // // 2. 构建 NearQuery - 完全使用 NearQuery 的 API |
| | | // NearQuery nearQuery = NearQuery.near(referencePoint, Metrics.KILOMETERS) |
| | | // .maxDistance(0.5) // 转成公里 |
| | | // .spherical(true); |
| | | // |
| | | // |
| | | // // 3.时间>startTime time = time参数 |
| | | // // 3. 创建额外的查询条件 |
| | | // Query query = new Query(); |
| | | // query.addCriteria(Criteria.where("timestamp").gte(startTime)); |
| | | // query.addCriteria(Criteria.where("time").is(time)); |
| | | // |
| | | // // 将 NearQuery 和额外的查询条件合并 |
| | | // nearQuery.query(query); |
| | | // |
| | | // |
| | | // // 4. 执行查询 - 明确指定集合名 |
| | | // GeoResults<XpGeoQueryEntity> geoResults = mongoTemplate.geoNear( |
| | | // nearQuery, |
| | | // XpGeoQueryEntity.class, |
| | | // "xp_geo_query_entity" // 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()); |
| | | //找到中心点 |
| | | GeoJsonPoint geoJsonPoint = new GeoJsonPoint(longitude, latitude); |
| | | //构造半径 |
| | | Distance distanceR = new Distance(0.5, Metrics.KILOMETERS); |
| | | //画圆 |
| | | Circle circle = new Circle(geoJsonPoint, distanceR); |
| | | // 构造query对象 |
| | | Query query = Query.query(Criteria.where("location").withinSphere(circle)); |
| | | query.addCriteria(Criteria.where("timestamp").gte(startTime)); |
| | | query.addCriteria(Criteria.where("time").is(time)); |
| | | |
| | | // 将 NearQuery 和额外的查询条件合并 |
| | | nearQuery.query(query); |
| | | |
| | | |
| | | // 4. 执行查询 - 明确指定集合名 |
| | | GeoResults<XpGeoQueryEntity> geoResults = mongoTemplate.geoNear( |
| | | nearQuery, |
| | | XpGeoQueryEntity.class, |
| | | "xp_geo_query_entity" // 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()); |
| | | |
| | | List<XpGeoQueryEntity> xpGeoQueryEntities = mongoTemplate.find(query, XpGeoQueryEntity.class); |
| | | return xpGeoQueryEntities; |
| | | } |
| | | |
| | | /** |