public static void main(String[] args) throws IntrospectionException {

        SysUser obj = new SysUser();

        obj.setId(1L);

        obj.setUserName("测试");

        obj.setCreatedDate(LocalDateTime.now());

        Class<?> clazz = SysUser.class;

        Field[] tableFields = clazz.getDeclaredFields();

        Class<?> superClazz = clazz.getSuperclass();

        if (superClazz.equals(Object.class)) {

            System.out.println("没有父类");

        } else {

            Field[] tableSuperFields = superClazz.getDeclaredFields();

            Field[] superFields = new Field[tableFields.length + tableSuperFields.length];

            System.arraycopy(tableFields, 0, superFields, 0, tableFields.length);

            System.arraycopy(tableSuperFields, 0, superFields, tableFields.length, tableSuperFields.length);

            Field[] allFields = getSuperClassFields(superFields, superClazz);

            for (int i = 0; i < allFields.length; i++) {

                PropertyDescriptor pd = new PropertyDescriptor(allFields[i].getName(), clazz);

                Method getMethod = pd.getReadMethod();//获得get方法

                Object fieldValue = ReflectionUtils.invokeMethod(getMethod, obj);

                if(fieldValue == null){

                    continue;

                }

                System.out.println(allFields[i].getName() + "的值：" +  fieldValue.toString());

            }

        }

    }


   //获取父类的所有字段

    private static Field[] getSuperClassFields(Field[] tableFields, Class<?> clazz) {

        Class<?> superClazz = clazz.getSuperclass();

        if (superClazz.equals(Object.class)) {

            return tableFields;

        }

        Field[] tableSuperFields = superClazz.getDeclaredFields();

        Field[] c = new Field[tableFields.length + tableSuperFields.length];

        System.arraycopy(tableFields, 0, c, 0, tableFields.length);

        System.arraycopy(tableSuperFields, 0, c, tableFields.length, tableSuperFields.length);

        getSuperClassFields(c, superClazz);

        return c;

    }