- Json响应:-**
{
"type" : "FeatureCollection",
"features": [
{
"geometry": {
"coordinates": [ [ [ [
-83.855020462486394,
36.800791838085125
], [
-83.855122494686938,
36.800830858080204
], [
-83.856076988974678,
36.801197800946333
], [
-83.856471494201926,
36.801023860713194
], [
-83.860159013544774,
36.799399831464761
]]]]
}
}
}
- 代码:-**
val `object` = JSONObject(x)
val features = `object`.getJSONArray("features")
for (i in 0 until features.length()) {
val featureObject = features.getJSONObject(i).getJSONObject("geometry")
if (featureObject.getString("type") == "MultiPolygon") {
Log.e("@@@@","length...."+features.length())
}
}
for (j in 0 until ((featureObject.getJSONArray("coordinates").get(0) as JSONArray).get(0) as JSONArray).length()) {
Log.e("coordinates@#@#", " "+((featureObject.getJSONArray("coordinates").get(0) as JSONArray).get(0) as JSONArray).get(j))
multiplePolyTempList.add(((featureObject.getJSONArray("coordinates").get(0) as JSONArray).get(0) as JSONArray).get(j) as Any)
Log.e("Anyy ", "AnyyType ... "+((featureObject.getJSONArray("coordinates").get(0) as JSONArray).get(0) as JSONArray).get(j) as Any)
}
Exceptionjava.lang.ClassCastException:JSON数组无法强制转换为com. google. android. gms. maps. model. LatLng
有人可以请解释给我如何转换org. json. jSONArray转换为com. google. android. gms. maps. model. latlng,我已经尝试过以上实现,但还没有结果。
任何帮助都将不胜感激。
先谢了。
1条答案
按热度按时间mrwjdhj31#
当最后一个JsonArray包含两个双精度值时,您可以通过提取这些双精度值并创建LatLng对象来将其转换为LatLng。例如,您可以使用以下帮助函数。