alirezanazari

    public void getDevicePhotoFolders(Context context, WeakReference<FetchListener<List<GalleryAlbumModel>>> callback) {

        //create new thread . process may take a seconds to load
        new Thread(() -> {

            //return empty list if context was null
            List<GalleryAlbumModel> albums = new ArrayList<>();
            if (context == null) {
                if(callback.get() != null) callback.get().onFetch(albums);

alirezanazari

    private ArrayList<StructContact> getContacts(Context context) {

        if (!HelperPermission.grantedContactPermission()) {
            return new ArrayList<>();
        }

        String[] projectionPhones = {
                ContactsContract.CommonDataKinds.Phone.LOOKUP_KEY,
                ContactsContract.CommonDataKinds.Phone.NUMBER,

alirezanazari

    private boolean isValidEmail(CharSequence target) {
        if (target == null) {
            return false;
        } else {
            return android.util.Patterns.EMAIL_ADDRESS.matcher(target).matches();
        }
    }