Android MockLocation

public class MockLocationUtil {
public static final String PROVIDER NAME = "testProvider";
  public static void publishMockLocation(double latitude, double longitude, Context ctx) {
    LocationManager mLocationManager = (LocationManager) ctx.getSystemService(Service.LOCATION_SERVICE);
    for (String prov : mLocationManager.getAllProviders()) {
      Log.w(TAG, prov);
    }
    if (mLocationManager.getProvider(PROVIDER_NAME) != null) {
      Log.w(TAG, "Removing provider " + PROVIDER_NAME);
      mLocationManager.removeTestProvider(PROVIDER_NAME);
    }
    for (String prov : mLocationManager.getAllProviders()) {
      Log.w(TAG, prov);
    }

    if (mLocationManager.getProvider(PROVIDER_NAME) == null) {
      Log.w(TAG, "Adding provider " + PROVIDER_NAME + " again");
      mLocationManager.addTestProvider(PROVIDER_NAME, "requiresNetwork" == "", "requiresSatellite" == "",
          "requiresCell" == "", "hasMonetaryCost" == "", "supportsAltitude" == "", "supportsSpeed" == "",
          "supportsBearing" == "", android.location.Criteria.POWER_LOW, android.location.Criteria.ACCURACY_FINE);
    }
    for (String prov : mLocationManager.getAllProviders()) {
      Log.w(TAG, prov);
    }

    Location newLocation = new Location(PROVIDER_NAME);

    newLocation.setLatitude(latitude);
    newLocation.setLongitude(longitude);
    newLocation.setTime(System.currentTimeMillis());
    newLocation.setAccuracy(25);

    mLocationManager.setTestProviderEnabled(PROVIDER_NAME, true);

    mLocationManager.setTestProviderStatus(PROVIDER_NAME, LocationProvider.AVAILABLE, null, System.currentTimeMillis());

    mLocationManager.requestLocationUpdates(PROVIDER_NAME, 0, 0, new MockLocationListener());

    mLocationManager.setTestProviderLocation(PROVIDER_NAME, newLocation);
    Log.w(TAG, "published location: " + newLocation);

    Log.w(TAG, "LastKnownLocation of "+PROVIDER_NAME+" is: "+mLocationManager.getLastKnownLocation(PROVIDER_NAME));
  }

public Location getLastKnownLocationInApplication(Context ctx) {
Location testLoc;
LocationManager lm = (LocationManager) ctx.getSystemService(Context.LOCATION_SERVICE);

if (lm.getAllProviders().contains(PROVIDER_NAME)) {
      testLoc = lm.getLastKnownLocation(PROVIDER_NAME);
      Log.d(TAG, "TestLocation: " + testLoc);
    }

Location realLoc = lm.getLastKnownLocation();

if(testLoc != null) {
  return testLoc;
} else {
  return realLoc;
}
}