Get last known location from all providers without using any criteria but time.

GetRealLastKnowLocation.java

public Location getLastKnownLocation() {
	// variable for keeping most up to date location:
	Location lastLocation = null;
	// getting location manager:
	LocationManager locationManager = (LocationManager)this.getSystemService(LOCATION_SERVICE);
	// getting list of providers:
	List<String> providers = locationManager.getAllProviders();
	// getting most up to date location from any enabled provider:
	if (providers != null && !providers.isEmpty()) {
		for (String provider:providers) {
			if (locationManager.isProviderEnabled(provider)) {
				Location auxLocation = locationManager.getLastKnownLocation(provider);
				Log.d("TAG", "LastKnownLocation from " + provider + " @ " + new Date(auxLocation.getTime()) + " >> " + auxLocation.getLatitude() + "," + auxLocation.getLongitude());
				if (lastLocation == null) {
					lastLocation = auxLocation;
				} else {
					if (auxLocation.getTime() > lastLocation.getTime()) lastLocation = auxLocation;
				}
			}
		}
	}
	// returning location:
	return lastLocation;
}

// In logcat we should see something like this:
// D/TAG( 4002): LastKnownLocation from passive @ Mon May 06 04:48:16 CEST 2013 >> 40.4942683,-3.6603943
// D/TAG( 4002): LastKnownLocation from gps @ Sun May 05 08:59:22 CEST 2013 >> 40.49400951247662,-3.6610011477023363
// D/TAG( 4002): LastKnownLocation from network @ Mon May 06 04:48:16 CEST 2013 >> 40.4942683,-3.6603943