在Places API的fetchPlace()中的哪里设置会话令牌?

时间:2019-04-25 11:46:41

标签: android maps google-places-api google-places googleplacesautocomplete

我正在使用自定义活动在Google Places API上进行自动完成请求。

我们在示例中使用相同的代码: 在我的适配器中:

  // Use the builder to create a FindAutocompletePredictionsRequest.
    FindAutocompletePredictionsRequest request = FindAutocompletePredictionsRequest.builder()
            // Call either setLocationBias() OR setLocationRestriction().
            // .setLocationBias(bounds)
            .setLocationBias(mBounds)
            .setCountry("br")
            //   .setTypeFilter(TypeFilter.ADDRESS)
            .setSessionToken(session)
            .setQuery(constraint.toString())
            .build();

但是我要去的地方会得到一个地方的细节:

 List<Place.Field> placeFields = Arrays.asList(Place.Field.LAT_LNG);
        FetchPlaceRequest request = FetchPlaceRequest.newInstance(placeId, placeFields);
        //request.getSessionToken(); TEST TOKEN

        placesClient.fetchPlace(request).addOnSuccessListener((response) -> {
            Place place = response.getPlace();
            returnResult(new LatLng(place.getLatLng().latitude, place.getLatLng().longitude), mResultList.get(position).primaryText.toString());
            //Log.i(TAG, "Place found: " + place.getName());
        }).addOnFailureListener((exception) -> {
            if (exception instanceof ApiException) {
                ApiException apiException = (ApiException) exception;
                int statusCode = apiException.getStatusCode();
                // Handle error with given status code.
                Log.e(TAG, "Place not found: " + exception.getMessage());
            }
        });

我做到了:

request.getSessionToken();

我得到了null令牌,我认为这导致对API的许多查询。 在文档中说,有必要在调用 fetchPlace()时再次传递令牌,但是在哪里?

1 个答案:

答案 0 :(得分:0)

您可以为FetchPlaceRequest设置会话令牌

List<Place.Field> placeFields = Arrays.asList(Place.Field.ID, Place.Field.NAME, Place.Field.LAT_LNG, Place.Field.ADDRESS);
        FetchPlaceRequest request = FetchPlaceRequest.builder(placeId, placeFields).setSessionToken(token).build();
        placesClient.fetchPlace(request).addOnSuccessListener(response -> {
            Log.d("LocationPickActvity", "AutocompleteSessionToken: "+request.getSessionToken());
            Place place = response.getPlace();
            clickListener.place(place);
        }).addOnFailureListener(exception -> {
            if (exception instanceof ApiException) {
                Toast.makeText(mContext, ""+exception.getMessage() + "", Toast.LENGTH_SHORT).show();
            }
        });
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