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From "Lucas Madar (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (WSS-396) ConcurrentModificationException in MemoryReplayCache.processTokenExpiry
Date Wed, 27 Jun 2012 03:12:45 GMT

    [ https://issues.apache.org/jira/browse/WSS-396?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13401928#comment-13401928
] 

Lucas Madar commented on WSS-396:
---------------------------------

Here's the actual exception, when used via CXF in a Tomcat environment using WS-Usernametoken:

java.util.ConcurrentModificationException
        at java.util.HashMap$HashIterator.nextEntry(HashMap.java:793)
        at java.util.HashMap$KeyIterator.next(HashMap.java:828)
        at org.apache.ws.security.cache.MemoryReplayCache.processTokenExpiry(MemoryReplayCache.java:89)
        at org.apache.ws.security.cache.MemoryReplayCache.contains(MemoryReplayCache.java:76)
        at org.apache.ws.security.processor.UsernameTokenProcessor.handleUsernameToken(UsernameTokenProcessor.java:139)
        at org.apache.ws.security.processor.UsernameTokenProcessor.handleToken(UsernameTokenProcessor.java:66)
        at org.apache.ws.security.WSSecurityEngine.processSecurityHeader(WSSecurityEngine.java:396)
        at org.apache.cxf.ws.security.wss4j.WSS4JInInterceptor.handleMessage(WSS4JInInterceptor.java:289)

                
> ConcurrentModificationException in MemoryReplayCache.processTokenExpiry
> -----------------------------------------------------------------------
>
>                 Key: WSS-396
>                 URL: https://issues.apache.org/jira/browse/WSS-396
>             Project: WSS4J
>          Issue Type: Bug
>          Components: WSS4J Core
>    Affects Versions: 1.6.6
>            Reporter: Lucas Madar
>            Assignee: Colm O hEigeartaigh
>            Priority: Critical
>         Attachments: cmefix.patch
>
>
> The processTokenExpiry function iterates through a set and, if things have expired, removes
them from the same set it is iterating over. This throws a ConcurrentModificationException.

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