Amap API 문서: 교통 상황 쿼리를 구현하는 Java 방법

<dependencies>
    <dependency>
        <groupId>com.amap.api</groupId>
        <artifactId>amap-java-sdk-all</artifactId>
        <version>1.4.0</version>
    </dependency>
</dependencies>

import com.amap.api.services.traffic.TrafficService;
import com.amap.api.services.traffic.TrafficServiceOptions;
import com.amap.api.services.traffic.model.CircleTrafficOption;
import com.amap.api.services.traffic.model.TrafficStatusResult;

public class TrafficQuery {
    private TrafficService trafficService;
    
    public TrafficQuery() {
        // 创建高德地图服务对象
        TrafficServiceOptions options = new TrafficServiceOptions.Builder()
            .setRestApiKey("your_rest_api_key") // 在高德开放平台申请的REST API Key
            .build();
        trafficService = new TrafficService(options);
    }
    
    // 实现交通态势查询方法
    public TrafficStatusResult queryTraffic(String center, int radius) {
        CircleTrafficOption circleOption = new CircleTrafficOption.Builder()
            .setCenter(center) // 查询中心点坐标
            .setRadius(radius) // 查询半径
            .build();
        TrafficStatusResult result = trafficService.queryTraffic(circleOption);
        return result;
    }
}

public class MainApp {
    public static void main(String[] args) {
        TrafficQuery trafficQuery = new TrafficQuery();
        TrafficStatusResult result = trafficQuery.queryTraffic("经度,纬度", 5000); // 查询以指定坐标为中心的半径为5000米的交通态势
        
        // 处理查询结果
        if (result != null && result.getStatus() == 1) {
            for (TrafficStatusResult.TrafficStatusInfo info : result.getTrafficStatusInfo()) {
                System.out.println(info.getName() + "： " + info.getStatus());
            }
        }
    }
}