getAllImagesByfolder.java

public ArrayList<pictureFacer> getAllImagesByFolder(String path){
        ArrayList<pictureFacer> images = new ArrayList<>();
        Uri allVideosuri = android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI;
        String[] projection = { MediaStore.Images.ImageColumns.DATA ,MediaStore.Images.Media.DISPLAY_NAME,
                MediaStore.Images.Media.SIZE};
        Cursor cursor = ImageDisplay.this.getContentResolver().query( allVideosuri, projection, MediaStore.Images.Media.DATA + " like ? ", new String[] {"%"+path+"%"}, null);
        try {
            cursor.moveToFirst();
            do{
                pictureFacer pic = new pictureFacer();

                pic.setPicturName(cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DISPLAY_NAME)));

                pic.setPicturePath(cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA)));

                pic.setPictureSize(cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Images.Media.SIZE)));

                images.add(pic);
            }while(cursor.moveToNext());
            cursor.close();
            ArrayList<pictureFacer> reSelection = new ArrayList<>();
            for(int i = images.size()-1;i > -1;i--){
                reSelection.add(images.get(i));
            }
            images = reSelection;
        } catch (Exception e) {
            e.printStackTrace();
        }
        return images;
}