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Christopher Schultz

In WEB-INF/web.xml, use the following incantation:

<webapp>
    .
    .
    <session-config>
      <session-timeout>30</session-timeout>    <!-- 30 minutes -->
    </session-config>
    .
    .
</webapp>

It's one of the last sub-elements of <webapp>. Check the DTD if you're unsure.

See also:

• How close is the actual session timeout period to the specified timeout period?
• How can you set the session timeout in tomcat higher?
• How can an HttpSessionListener comunicate directly to an user web browser that his session has been destroyed by server web.xml "timeout" parameter?
• Is there a way to detect when the session has expired, so that we can send a redirect to a login page?
• How can I prevent the expiration of a Session?
  
• How do I set session timeouts of greater than 30 minutes?