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| try (InputStream is = context.getAssets().open(filePath)) {
List<AirPortNoFlyEntity> points = parseExcelPoints2(is);
addMarkersToMap(baiduMap,points,RADIUS_KM);
} catch (Exception e) {
e.printStackTrace();
}
private List<AirPortNoFlyEntity> parseExcelPoints2(InputStream is) throws Exception {
try {
// 从 assets 读取 JSON 文件
byte[] buffer = new byte[is.available()];
is.read(buffer);
is.close();
String json = new String(buffer, StandardCharsets.UTF_8);
// 使用 Gson 解析为 List<Point>
return new Gson().fromJson(json, new TypeToken<List<AirPortNoFlyEntity>>() {}.getType());
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
|