It could be null if the session is not authenticated.
如果会话没有被验证，那么它将是null。
Otherwise, throw an error indicating that the user is not authenticated.
否则，抛出表示用户未被认证的错误。
If Acegi finds that the user is not authenticated, it serves the login page.
如果Acegi发现用户未被验证，它提供一个登录页面。
Write the simple code shown in Listing 2, which obtains a reference to the current user and reports that the user is not authenticated.
编写清单2内所示的简单代码，它获得对当前用户的一个引用并报告说用户未经身份验证。
The principal org.apache.geronimo.security.realm.providers.GeronimoUserPrincipal with the name system is used as a default principal when a user is not authenticated.
名称为system的主体or g . apache . geronimo . security . realm . providers . GeronimoUserPrincipal在用户不进行认证时用作默认主体。
Listing 3 shows an example of a USER Not Authenticated or FAKED USER error that occurs if you run a program to access a guard point after logging in via a non-authorized login method.
清单3显示了一个USERNot Authenticated或FAKED USER错误的例子，当您通过不支持的登录方法登录并运行访问保护点的程序之后，就会出现此类错误。
If a user is not authenticated when trying to access this resource, the user will receive a 401 status code and the application can provide a special error handler to deal with that condition.
如果用户在尝试访问这个资源时还没有经过身份验证，那么用户会收到401状态码，应用程序可以提供一个特殊的错误处理函数来处理这种情况。
The session beans only see the user that you just authenticated--not the user that is logged into the portal.
会话bean仅能看到刚才已认证的用户——而不是进入门户系统的用户。
It is also possible to have a certain level of authorization for users that have not been authenticated.
还有一种可能是用户虽然具有了某种程度的授权，却并未经过身份验证。
You need to consider this possibility because you are configuring the portal so that it does not retrieve the preferred locale from the user profile in the case of authenticated requests.
您需要考虑这种可能性，因为您要将门户配置为在处理经过身份验证的请求时不会从用户概要检索首选区域设置。
All Publish API messages require authenticated access information, whereas the Inquiry API messages do not.
所有的发布api消息都要求经过认证的访问信息，而查询api消息则不需要。
This does not affect trusted signon type custom providers, providing that the underlying provider can be authenticated to in the normal way.
这不会影响到受信的单点登录类型的定制提供者，前提是底层的提供者可以正常方式验证通过。
Configure the portal so that it does not get the locale from the user profile in the case of an authenticated request.
配置门户，以使其在处理经过身份验证的请求时不会从用户概要获取区域设置。
If this is not the case, the user would not be authenticated because only users in the role OPENID_ROLE are permitted to access this resource.
如果情况不是这样，用户就没有通过身份验证，因为只允许OPENID_ROLE角色中的用户访问这个资源。
Anonymous authentication means that the user could not be authenticated.
匿名身份验证意味着用户不能够进行身份验证。
If this is not the case, the user would not be authenticated because only users in the ROLE 'OPENID_ROLE' are permitted to access this resource.
如果情况不是这样，用户就没有通过身份验证，因为只允许' OPENID_ROLE '角色中的用户访问这个资源。
The server does not display any information to the user until the user has authenticated.
直到用户已经通过身份验证，服务器才向用户显示信息。
While we carefully monitor our overall request volumes and these remained within normal ranges, we had not been monitoring the proportion of authenticated requests.
虽然我们小心地监控了总请求量，观察到总请求量仍然处在正常范围内，但我们没有注意到身份验证请求所占的比例。
Otherwise, the two staff repositories might not always be synchronized, possibly resulting in authenticated users not being authorized to access business objects, or vice versa.
否则，这两个人员存储库可能无法始终同步，因此，可能会导致无法授权经过身份验证的用户访问业务对象，反之亦然。
When a user requests a protected resource but has not yet authenticated (or their authentication session has expired), the initial request does not reach the back-end servers.
当还没有经过身份验证(或者身份验证会话已经过期)的用户请求受保护的资源时，最初的请求不会到达后端服务器。
However, the users need not worry as to how they are authenticated.
然而，用户不必担心如何进行身份验证。
Global default values may vary upon whether a request is authenticated or not.
请求验证与否可能会影响全局缺省值。
The reason for this is that the identity authenticated by the SSL exchange does not propagate to the MQ API.
这样做的原因是，经过SSL交换验证的标识不会传播给该 MQ API。
The status parameter contains the not-longer-than-140-character message to be posted to the authenticated user's Twitter feed.
status参数包含要发布到认证用户的Twitter提要的不超过140个字符的消息。
For the users who will be authenticated using the pass-through server, it would not be possible to use the passwd command to change the user's password.
对于将使用直通服务器进行身份验证的用户，不能使用passwd命令来更改用户的密码。
Data will be authenticated and unmodified, but will not be encrypted.
数据将被验证并且不被修改，但不会被加密。
Once the SAML token is trusted and authenticated, the holder of the token can access all application systems and does not need authentication any more.
一旦SAML令牌被信任和验证，持有者就可以登录所有的应用系统，而不用重新进行身份验证。
After the user is authenticated, the server that authenticates the user adds the This Organization SID if the Other Organization SID is not already present.
用户通过身份验证后，如果尚不存在其他组织SID，则对用户进行身份验证的服务器将添加本组织SID。
After the user is authenticated, the server that authenticates the user adds the This Organization SID if the Other Organization SID is not already present.
用户通过身份验证后，如果尚不存在其他组织SID，则对用户进行身份验证的服务器将添加本组织SID。
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