In this Example creating class to get GPS data.

Give GPS releted permissions in mainifest file.
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
<uses-permission android:name="android.permission.INTERNET" />
/*********** Create class and implements with LocationListener **************/
public class GpsBasicsAndroidExample extends Activity implements LocationListener {
private LocationManager locationManager;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_gps_basics_android_example);
/********** get Gps location service LocationManager object ***********/
locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
/* CAL METHOD requestLocationUpdates */
// Parameters :
// First(provider) : the name of the provider with which to register
// Second(minTime) : the minimum time interval for notifications,
// in milliseconds. This field is only used as a hint
// to conserve power, and actual time between location
// updates may be greater or lesser than this value.
// Third(minDistance) : the minimum distance interval for notifications, in meters
// Fourth(listener) : a {#link LocationListener} whose onLocationChanged(Location)
// method will be called for each location update
locationManager.requestLocationUpdates( LocationManager.GPS_PROVIDER,
3000, // 3 sec
10, this);
/********* After registration onLocationChanged method ********/
/********* called periodically after each 3 sec ***********/
}
/************* Called after each 3 sec **********/
@Override
public void onLocationChanged(Location location) {
String str = "Latitude: "+location.getLatitude()+"
Longitude: "+location.getLongitude();
Toast.makeText(getBaseContext(), str, Toast.LENGTH_LONG).show();
}
@Override
public void onProviderDisabled(String provider) {
/******** Called when User off Gps *********/
Toast.makeText(getBaseContext(), "Gps turned off ", Toast.LENGTH_LONG).show();
}
@Override
public void onProviderEnabled(String provider) {
/******** Called when User on Gps *********/
Toast.makeText(getBaseContext(), "Gps turned on ", Toast.LENGTH_LONG).show();
}
@Override
public void onStatusChanged(String provider, int status, Bundle extras) {
// TODO Auto-generated method stub
}
}