| /* |
| * Copyright 2022 Google LLC |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.google.android.libraries.mobiledatadownload.populator; |
| |
| import android.Manifest.permission; |
| import android.content.Context; |
| import android.content.pm.PackageManager; |
| import android.location.Location; |
| import android.location.LocationManager; |
| import androidx.core.content.ContextCompat; |
| import com.google.common.base.Optional; |
| |
| /** |
| * This common class defines a function that provides the device location to the Webref populator. |
| */ |
| final class LocationProviderImpl implements LocationProvider { |
| private final Context context; |
| private final LocationManager locationManager; |
| |
| LocationProviderImpl(Context context, LocationManager locationManager) { |
| this.context = context; |
| this.locationManager = locationManager; |
| } |
| |
| /** |
| * Returns the location according to network or GPS provider or returns absent if app doesn't have |
| * the permission to request the location. |
| */ |
| @Override |
| public Optional<Location> get() { |
| if (ContextCompat.checkSelfPermission(context, permission.ACCESS_FINE_LOCATION) |
| == PackageManager.PERMISSION_DENIED |
| && ContextCompat.checkSelfPermission(context, permission.ACCESS_COARSE_LOCATION) |
| == PackageManager.PERMISSION_DENIED) { |
| return Optional.absent(); |
| } |
| |
| Location networkProviderLocation = |
| locationManager.getLastKnownLocation(LocationManager.NETWORK_PROVIDER); |
| if (networkProviderLocation != null && networkProviderLocation.hasAccuracy()) { |
| return Optional.of(networkProviderLocation); |
| } |
| Location gpsProviderLocation = |
| locationManager.getLastKnownLocation(LocationManager.GPS_PROVIDER); |
| if (gpsProviderLocation != null && gpsProviderLocation.hasAccuracy()) { |
| return Optional.of(gpsProviderLocation); |
| } |
| return Optional.absent(); |
| } |
| } |