Location

Get the last known location

• Using the Google Play services location APIs, app can request the last known location of the user’s device.
• The fused location provider is one of the location APIs in Google Play services, It manages the underlying location technology and provides a simple API.

Set up Google Play services

• To access the fused location provider, project must include Google Play services.
• Download and install the Google Play services component using the SDK Manager.
  • then add the library to your project.
• Specify app permissions Apps features use location services must request location permissions.

Create location services client

1. In activity’s onCreate() method.
2. create an instance of the Fused Location Provider Client.

private FusedLocationProviderClient fusedLocationClient;

// ..

@Override
protected void onCreate(Bundle savedInstanceState) {
    // ...

    fusedLocationClient = LocationServices.getFusedLocationProviderClient(this);
}

1. Get the last known location
   • To request the last known location, call the getLastLocation() method.
   • returns a Task that I use to get a Location object with the latitude and longitude coordinates of a geographic location.

fusedLocationClient.getLastLocation()
        .addOnSuccessListener(this, new OnSuccessListener<Location>() {
            @Override
            public void onSuccess(Location location) {
                // Got last known location. In some rare situations this can be null.
                if (location != null) {
                    // Logic to handle location object
                }
            }
        });