public <T> List<T> getList(String key, Class<T> itemClass, JSONReader.Feature... features) {
        JSONArray jsonArray = getJSONArray(key);
        if (jsonArray == null) {
            return null;
        }
        return jsonArray.toList(itemClass, features);
    }
Returns the {@link JSONArray} of the associated keys in this {@link JSONObject}.

@param key the key whose associated value is to be returned
@return {@link JSONArray} or null
core/src/main/java/com/alibaba/fastjson2/JSONObject.java