final Method m = ClassUtil.getMethod(getClass(), "testGetProperties");
        final Annotation anno = m.getAnnotation(Hoge.class);
        final Map<String, Object> props = AnnotationUtil.getProperties(anno);
        assertThat((String) props.get("aaa"), is("123"));
        assertThat((String) props.get("bbb"), is("3"));
        assertThat(props.get("ccc"), is(nullValue()));
    }