public static Class<?> getParamClass(final String className) throws ClassNotFoundException {
        if (PRIMITIVE_TYPE.containsKey(className)) {
            return PRIMITIVE_TYPE.get(className).getClazz();
        } else {
            return Class.forName(className);
        }
    }
@Test
    public void testGetParamClassThrowsClassNotFoundException() throws Exception {
        assertThrows(ClassNotFoundException.class, () -> PrxInfoUtil.getParamClass("className"));
    }