* @return {@link BeanDesc}
     */
    public static BeanDesc getBeanDesc(final Class<?> clazz) {
        assertArgumentNotNull("clazz", clazz);

        if (!initialized) {
            initialize();
        }
        BeanDesc beanDesc = beanDescCache.get(clazz);
        if (beanDesc == null) {
            beanDesc = putIfAbsent(beanDescCache, clazz, new BeanDescImpl(clazz));
        }
        return beanDesc;
    }

    /**