[Java EE][Security] - Understanding Security Realms - Logout

最新推荐文章于 2025-03-19 08:51:58 发布

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最新推荐文章于 2025-03-19 08:51:58 发布

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分类专栏： Java 文章标签： logout

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本文介绍了在容器级别管理的不安全会话领域的会话管理机制，并详细解释了两种注销操作的方法：一是针对单一应用程序的会话注销，二是涉及多个共享会话的应用程序注销过程。

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In security realms session is managed on container level, and it's transparent to application. The logout operation to an application is application tell container to clean out according session.

1. Logout single application (single session)

    session.invalidate();

2. Logout application which shares session with other applications (WebLogic)

public static boolean logout(HttpServletRequest req)
This "logs out" the user in the session by removing the pertinent data from the sessions the user has logged into and also from the webserver, without losing other session data.
Parameters:
req - HttpServletRequest
invalidateAll

public static boolean invalidateAll(HttpServletRequest req)
Invalidate all the sessions for the current user only (ie. current cookie) and since the cookie is no more required, kill the cookie too.
Parameters:
req - HttpServletRequest
killCookie

public static void killCookie(HttpServletRequest req)
Kills the current cookie
Parameters:
req - HttpServletRequest which contains the session