checkServiceRunning.java

private boolean isServiceRunning() {
        ActivityManager manager = (ActivityManager) getSystemService(ACTIVITY_SERVICE);
        for (RunningServiceInfo service : manager.getRunningServices(Integer.MAX_VALUE)) {
            if ("net.anandsingh.services.RefreshTokenService".equals(service.service.getClassName())) {
                return true;
            }
        }
        return false;
    }