Java開發者必讀：高德地圖公車站點查詢的步行路徑規劃方法

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

String apiKey = "yourApiKey";
AMapServices aMapServices = new AMapServices(apiKey);

DistrictSearchQuery query = new DistrictSearchQuery();
query.setKeywords("北京市");
DistrictSearch districtSearch = new DistrictSearch(query);
DistrictResult districtResult = aMapServices.districtSearch(districtSearch);
List<DistrictItem> districtItems = districtResult.getDistrict();

for (DistrictItem districtItem : districtItems) {
    String districtName = districtItem.getName();
    List<BusStationItem> busStationItems = districtItem.getBusStations();
    for (BusStationItem busStationItem : busStationItems) {
        String busStationName = busStationItem.getBusStationName();
        System.out.println("District: " + districtName + ", Bus Station: " + busStationName);
    }
}

LatLonPoint startPoint = new LatLonPoint(39.904984, 116.405285);  // 起始站点经纬度
LatLonPoint endPoint = new LatLonPoint(39.915599, 116.467402);  // 目的站点经纬度
RouteSearch.WalkRouteQuery query = new RouteSearch.WalkRouteQuery(new RouteSearch.FromAndTo(startPoint, endPoint));
RouteSearch routeSearch = new RouteSearch(this);  // this为当前的上下文
routeSearch.calculateWalkRouteAsyn(query);
routeSearch.setRouteSearchListener(new RouteSearch.OnRouteSearchListener() {
    @Override
    public void onBusRouteSearched(BusRouteResult busRouteResult, int i) {
        // 不需要处理
    }

    @Override
    public void onDriveRouteSearched(DriveRouteResult driveRouteResult, int i) {
        // 不需要处理
    }

    @Override
    public void onWalkRouteSearched(WalkRouteResult walkRouteResult, int i) {
        if (i == 1000) {
            if (walkRouteResult != null && walkRouteResult.getPaths() != null && walkRouteResult.getPaths().size() > 0) {
                WalkPath walkPath = walkRouteResult.getPaths().get(0);
                List<WalkStep> walkSteps = walkPath.getSteps();
                for (WalkStep walkStep : walkSteps) {
                    String instruction = walkStep.getInstruction();
                    System.out.println("Instruction: " + instruction);
                }
            }
        } else {
            System.out.println("步行路径规划失败");
        }
    }
});