您需要为齐射响应实施回调。执行此操作的一个非常简单的方法如下。
第1步:创建这个接口
public interface VolleyCallBack {
void onSuccess();
}
第 2 步:改变你的getMarkers()
方法:
public void getMarkers(final VolleyCallBack callBack){
requestQueue = Volley.newRequestQueue(getApplicationContext());
JsonObjectRequest jsonObjectRequest = new JsonObjectRequest(Request.Method.POST, url, new Response.Listener<JSONObject>() {
@Override
public void onResponse(JSONObject response) {
try {
JSONArray saagTracker = response.getJSONArray("saagMRK");
for (int i = 0; i < saagTracker.length(); i++) {
JSONObject object = saagTracker.getJSONObject(i);
title = object.getString(TITLE);
snnipet = object.getString(SNNIP);
latLng = new LatLng(Double.parseDouble(object.getString(LAT)), Double.parseDouble(object.getString(LNG)));
coor = coor + "|" + object.getString(LAT) + "," + object.getString(LNG); // Menambah data marker untuk di tampilkan ke google map
addMarker(latLng, title, snnipet);
callback.onSuccess();
}
} catch (JSONException e) {
e.printStackTrace();
}
//JSONArray array = new JSONArray(response.body().string());
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
Toast.makeText(MainActivity.this, "Ocurrio un error", Toast.LENGTH_LONG).show();
}
});
requestQueue.add(jsonObjectRequest);
}
第 3 步:致电您的getMarkers()
像这样的方法:
getMarkers(new VolleyCallBack() {
@Override
public void onSuccess() {
// this is where you will call the geofire, here you have the response from the volley.
geoQuery = geofire.queryAtLocation(new GeoLocation(latLng.latitude, latLng.longitude),0.1f);
});