这是我的 spring-security.xml 文件。我不明白如何定义访问属性。默认有“ROLE_USER”和“ROLE_ANONYMOUS”,但我如何定义我的自定义访问属性?例如“admin”值是从数据库返回的,我怎样才能改变这个访问权限来设置管理员。
<intercept-url pattern="/**" access="admin" />
上面的代码给出错误。
    <http auto-config="true">
    <intercept-url pattern="/pages/login.xhtml*" access="IS_AUTHENTICATED_ANONYMOUSLY"/>
    <intercept-url pattern="/**" access="" />
    <form-login login-page='/pages/login.xhtml' default-target-url="/**"
                authentication-failure-url="/pages/login.xhtml"/>
    <logout logout-success-url="/pages/logout.xhtml" />
</http>
<authentication-manager alias="authenticationManager">
    <authentication-provider>
        <jdbc-user-service data-source-ref="dataSource"
       users-by-username-query="
          select username,password 
          from app_user where username=?" 
       authorities-by-username-query="
          select u.username, ur.role from app_user u, role ur 
          where u.role = ur.uuid and u.username =?  " 
    />
    </authentication-provider>
</authentication-manager>