獲取 bean 對象屬性方法

@Test
public void testBeanInfo() throws IntrospectionException, InvocationTargetException, IllegalAccessException {
    BaseVo param = new BaseVo();
    param.setCode(111);
    param.setMessage("success");

    Map<String, Object> map = Maps.newConcurrentMap();

    BeanInfo beanInfo = Introspector.getBeanInfo(param.getClass());
    PropertyDescriptor[] propertyDescriptors = beanInfo.getPropertyDescriptors();
    for (PropertyDescriptor property : propertyDescriptors) {
        String key = property.getName();
        // 過濾class屬性
        if (!key.equals("class")) {
            // 得到property對應的getter方法
            Method getter = property.getReadMethod();
            //獲取屬性對應的 value
            Object value = getter.invoke(param);
            //key=bean 屬性，value=bean 屬性對應的 value
            map.put(key, value);
        }
    }

    System.out.println(map);
}