[jira] Resolved: (WICKET-2526) ConcurrentModification Exception in TreeState

["Juergen Donnerstag (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/WICKET-2526?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Juergen Donnerstag resolved WICKET-2526.
----------------------------------------

    Resolution: Invalid
      Assignee: Juergen Donnerstag

Martin is right. The contract is that newXXX should only be subclassed to create your own state and getXXX whenever you feel the need to retrieve it from somewhere else or do something special with it.

> ConcurrentModification Exception in TreeState
> ---------------------------------------------
>
>                 Key: WICKET-2526
>                 URL: https://issues.apache.org/jira/browse/WICKET-2526
>             Project: Wicket
>          Issue Type: Bug
>          Components: wicket
>    Affects Versions: 1.4.2
>            Reporter: count negative
>            Assignee: Juergen Donnerstag
>         Attachments: sessionSet.zip
>
>
> When the TreeState ist saved in the session, pressing F5 (refresh) in browser many times, leds to an ConcurrentModificationException. Example project is submitted.

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