MyBatis注解查询多对多@Results @Many

@Select("select * from user")
@Results({
    @Result(propery = "id", column = "id"),
    @Result(propery = "username", column = "username"),
    @Result(propery = "roleList", column = "id", javaType = List.class,
        many = @Many(select = "roleMapper.findRoleByUid"))
})
public List<User> findAllUserAndRole();

//roleMapper 内
@Select("select * from sys_role r, sys_user_role ur where r.id = ur.roleid and ur.userid = #{uid}")
public List<Role> findRoleByUid(Integer uid);