new CompressFileAsyncTask(new AsyncResponse() {
                                @Override
                                public void processFinish(List<Uri> output) {
                                    for (int i = 0; i < output.size(); i++) {
                                        Timber.e("Received from Async Class contains => " + output.get(i));
                                    }

                                    AddProductModel tempProductModel = new AddProductModel("", "", "", dummyList);
                                    addProductModelListTemp.add(tempProductModel);
                                    addProductModelListTemp.get(currentRowIdToInsertImages).setImagePathList(output);
                                    for (int i = 0; i < addProductModelListTemp.size(); i++) {
                                        Timber.e("addProductModelListTemp index " + i);
                                        for (int k = 0; k < addProductModelListTemp.get(i).getImagePathList().size(); k++) {
                                            Timber.e("addProductModelListTemp.get(i).getImagePathList() index " + k + " contains " + addProductModelListTemp.get(i).getImagePathList().get(k));
                                        }
                                    }
                                }
                            }).execute(imageURIList);

public AddProductModel(String size, String color, String quantity, List<Uri> imagePath) {

    this.size = size;
    this.color = color;
    this.quantity = quantity;
    this.imagePath = imagePath;
}

public void setImagePathList(List<Uri> imagePath) {
    if (this.imagePath.isEmpty()) {
        Timber.e("Image Path List not exists, adding");
        this.imagePath = imagePath;
    } else {
        Timber.e("Image Path List exists, appending");
        this.imagePath.addAll(this.imagePath.size(), imagePath);
    }
} // Getter setter not attached for clarity}