Java从高德地图获取全国地铁站数据。
数据来源（高德地图）：http://map.amap.com/subway/index.html?&4401
采集代码
/**
* 从高德地图地铁线路同步全国地铁站数据（非必要不调用）
* 数据来源：http://map.amap.com/subway/index.html?&4401
*/
// @GetMapping("/subwayParser")
public void subwayParser() {
String[] links = {
"https://map.amap.com/service/subway?_1684218661470&srhdata=1100_drw_beijing.json",
"https://map.amap.com/service/subway?_1684218693712&srhdata=3100_drw_shanghai.json",
"https://map.amap.com/service/subway?_1684218708196&srhdata=4401_drw_guangzhou.json",
"https://map.amap.com/service/subway?_1684218719262&srhdata=4403_drw_shenzhen.json",
"https://map.amap.com/service/subway?_1684218731379&srhdata=4201_drw_wuhan.json",
"https://map.amap.com/service/subway?_1684218743629&srhdata=1200_drw_tianjin.json",
"https://map.amap.com/service/subway?_1684218759393&srhdata=3201_drw_nanjing.json",
"https://map.amap.com/service/subway?_1684218773376&srhdata=8100_drw_xianggang.json",
"https://map.amap.com/service/subway?_1684218803777&srhdata=5000_drw_chongqing.json",
"https://map.amap.com/service/subway?_1684217707451&srhdata=3301_drw_hangzhou.json",
"https://map.amap.com/service/subway?_1684218833591&srhdata=2101_drw_shenyang.json",
"https://map.amap.com/service/subway?_1684218852774&srhdata=2102_drw_dalian.json",
"https://map.amap.com/service/subway?_1684218869557&srhdata=5101_drw_chengdu.json",
"https://map.amap.com/service/subway?_1684218886740&srhdata=2201_drw_changchun.json",
"https://map.amap.com/service/subway?_1684218905074&srhdata=3205_drw_suzhou.json",
"https://map.amap.com/service/subway?_1684218920973&srhdata=4406_drw_foshan.json",
"https://map.amap.com/service/subway?_1684218936956&srhdata=5301_drw_kunming.json",
"https://map.amap.com/service/subway?_1684218956105&srhdata=6101_drw_xian.json",
"https://map.amap.com/service/subway?_1684218976721&srhdata=4101_drw_zhengzhou.json",
"https://map.amap.com/service/subway?_1684219002370&srhdata=4301_drw_changsha.json",
"https://map.amap.com/service/subway?_1684219044819&srhdata=3302_drw_ningbo.json",
"https://map.amap.com/service/subway?_1684219064385&srhdata=3202_drw_wuxi.json",
"https://map.amap.com/service/subway?_1684219087401&srhdata=3702_drw_qingdao.json",
"https://map.amap.com/service/subway?_1684219109584&srhdata=3601_drw_nanchang.json",
"https://map.amap.com/service/subway?_1684219127182&srhdata=3501_drw_fuzhou.json",
"https://map.amap.com/service/subway?_1684219147299&srhdata=4419_drw_dongguan.json",
"https://map.amap.com/service/subway?_1684219174915&srhdata=4501_drw_nanning.json",
"https://map.amap.com/service/subway?_1684219192214&srhdata=3401_drw_hefei.json",
"https://map.amap.com/service/subway?_1684219209797&srhdata=5201_drw_guiyang.json",
"https://map.amap.com/service/subway?_1684219228846&srhdata=3502_drw_xiamen.json",
"https://map.amap.com/service/subway?_1684219243963&srhdata=2301_drw_haerbin.json",
"https://map.amap.com/service/subway?_1684219261162&srhdata=1301_drw_shijiazhuang.json",
"https://map.amap.com/service/subway?_1684219275594&srhdata=6501_drw_wulumuqi.json",
"https://map.amap.com/service/subway?_1684219292478&srhdata=3303_drw_wenzhou.json",
"https://map.amap.com/service/subway?_1684219308833&srhdata=3701_drw_jinan.json",
"https://map.amap.com/service/subway?_1684219330534&srhdata=6201_drw_lanzhou.json",
"https://map.amap.com/service/subway?_1684219353633&srhdata=3204_drw_changzhou.json",
"https://map.amap.com/service/subway?_1684219370051&srhdata=3203_drw_xuzhou.json",
"https://map.amap.com/service/subway?_1684219391167&srhdata=1401_drw_taiyuan.json",
"https://map.amap.com/service/subway?_1684219404866&srhdata=1501_drw_huhehaote.json",
"https://map.amap.com/service/subway?_1684219420149&srhdata=4103_drw_luoyang.json"
};
// 输出数组中的链接
for (String link : links) {
String subwayData = HttpUtil.get(link, 10000);
// log.info("抓取到的地铁站数据：data = {}", subwayData);
JSONObject jsonObject = new JSONObject(subwayData);
List<AppSubwayData> appSubwayDataList = new ArrayList<>();
// 获取城市名称
String city = jsonObject.getString("s");
log.info("城市: " + city);
// 获取线路信息
JSONArray lineArray = jsonObject.getJSONArray("l");
for (int i = 0; i < lineArray.length(); i++) {
JSONObject lineObject = lineArray.getJSONObject(i);
// 获取线路名称
String lineName = lineObject.getString("ln");
log.info("线路名称: " + lineName);
String lineIdentifier = lineObject.getString("ls");
log.info("线路标识: " + lineIdentifier);
JSONArray stationArray = lineObject.getJSONArray("st");
for (int j = 0; j < stationArray.length(); j++) {
JSONObject stationObject = stationArray.getJSONObject(j);
AppSubwayData appSubwayData = new AppSubwayData();
// 按照"地铁"分隔字符串
String[] subwayArray = city.split("地铁");
appSubwayData.setName(subwayArray[0].trim());
appSubwayData.setCityName(city);
appSubwayData.setLineName(lineName);
appSubwayData.setLineIdentifier(lineIdentifier);
// 获取站点名称
String stationName = stationObject.getString("n");
log.info("站名: " + stationName);
appSubwayData.setStation(stationName);
// 获取经纬度
String coordinates = stationObject.getString("sl");
String[] latLng = coordinates.split(",");
double latitude = Double.parseDouble(latLng[0]);
double longitude = Double.parseDouble(latLng[1]);
log.info("经度: " + latitude);
appSubwayData.setLatitude(BigDecimal.valueOf(latitude));
log.info("纬度: " + longitude);
appSubwayData.setLongitude(BigDecimal.valueOf(longitude));
appSubwayDataList.add(appSubwayData);
}
}
if (CollectionUtil.isNotEmpty(appSubwayDataList)) {
boolean saveBatch = this.appSubwayDataService.saveBatch(appSubwayDataList);
if (saveBatch) {
log.info("成功保存{}的地铁站数据{}条...", city, appSubwayDataList.size());
}
}
}
}
地铁站数据包含以下字段释义：
“s”: 城市名称 (“贵阳市地铁”)
“i”: 城市代码 (“5201”)
“l”: 地铁线路列表
“ln”: 线路名称 (“1号线”)
“su”: 线路状态 (“1” 表示开通，“0” 表示关闭)
“kn”: 线路显示名称 (“轨道交通1号线”)
“lo”: 线路方向 (“0” 表示起点到终点，“1” 表示终点到起点)
“lp”: 线路起始终止站索引列表 (例如, [“0 356”] 表示起始站索引为 0，终止站索引为 356)
“ls”: 线路标识
“cl”: 线路颜色代码
“la”: 线路备注
“x”: 线路类型
“li”: 线路编号列表
每条线路包含一个站点列表：
“st”: 站点列表
“rs”: 站点坐标（像素坐标，例如 “1552 1107”）
“udpx”: 上下行站点坐标列表
“su”: 站点状态 (“1” 表示开通，“0” 表示关闭)
“udsu”: 上下行站点状态列表
“n”: 站点名称 (“小孟工业园”)
“sid”: 站点ID
“p”: 站点坐标（像素坐标，例如 “1552 1107”）
“r”: 站点所属线路标识
“udsi”: 上下行线路标识列表
“t”: 站点类型
“si”: 站点标识
“sl”: 站点经纬度 (“106.709631,26.497717”)
“udli”: 上下行线路编号列表
“poiid”: 站点POI ID
“lg”: 站点级别
“sp”: 站点拼音简写
请注意，这些字段的具体含义可能根据实际应用或数据提供者的定义而有所不同。以上是一般情况下的字段释义，您可以根据您的具体需求进行适当的解释和使用。
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