public List<JsonObject> getAllPlaylists() {
    List<JsonObject> playListsObject = new ArrayList<>();
    List<Resource<?>> playListsFound = getPlayListHomeDir().listResources(new ResourceFilter() {
        @Override
        public boolean accept(Resource<?> resource) {
            return resource instanceof FileResource && resource.getName().endsWith(".json");
        }
    });
    for (Resource<?> resource : playListsFound) {
        JsonResource jsonResource = resource.reify(JsonResource.class);
        JsonObject jsonObject = jsonResource.getJsonObject();
        playListsObject.add(jsonObject);
    }
    return playListsObject;
}