Location Updates

protected Boolean locationUpdates(Boolean needed) {

        if (needed) {
            locationManager = (LocationManager) CaptureRouteActivity.this.getSystemService(Context.LOCATION_SERVICE);

            networkListener = new LocationListener() {
                public void onLocationChanged(Location location) {
                    makeUseOfNetwork(location);
                }

                public void onStatusChanged(String provider, int status, Bundle extras) {
                }

                public void onProviderEnabled(String provider) {
                }

                public void onProviderDisabled(String provider) {
                }
            };
            gpsListener = new LocationListener() {
                public void onLocationChanged(Location location) {
                    makeUseOfGPS(location);
                }

                public void onStatusChanged(String provider, int status, Bundle extras) {
                }

                public void onProviderEnabled(String provider) {
                }

                public void onProviderDisabled(String provider) {
                }
            };
            /*
             * Register the listener with the Location Manager to receive
             * location updates
             */
            locationManager.requestLocationUpdates(LocationManager.NETWORK_PROVIDER, 000, 0, networkListener);
            locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 000, 0, gpsListener);
            locationManager=null;
            /*
             * The two integers in this request are the time (ms) and distance
             * (m) intervals of notifications respectively.
             */
            return true;
        }

        if (!needed) {

            locationManager = (LocationManager) CaptureRouteActivity.this.getSystemService(Context.LOCATION_SERVICE);

            networkListener = new LocationListener() {
                public void onLocationChanged(Location location) {
                    makeUseOfNetwork(location);
                }

                public void onStatusChanged(String provider, int status, Bundle extras) {
                }

                public void onProviderEnabled(String provider) {
                }

                public void onProviderDisabled(String provider) {
                }
            };
            gpsListener = new LocationListener() {
                public void onLocationChanged(Location location) {
                    makeUseOfGPS(location);
                }

                public void onStatusChanged(String provider, int status, Bundle extras) {
                }

                public void onProviderEnabled(String provider) {
                }

                public void onProviderDisabled(String provider) {
                }
            };
            // Kill location Listeners
            locationManager.removeUpdates(networkListener);

            locationManager.removeUpdates(gpsListener);
            return true;
        }

        return false;
    }