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From "Leonardo Uribe (JIRA)" <...@myfaces.apache.org>
Subject [jira] Resolved: (MYFACES-2805) Use synchronized blocks for ApplicationImpl _defaultValidatorsIds
Date Fri, 09 Jul 2010 23:28:50 GMT

     [ https://issues.apache.org/jira/browse/MYFACES-2805?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Leonardo Uribe resolved MYFACES-2805.
-------------------------------------

    Fix Version/s: 2.0.1-SNAPSHOT
       Resolution: Fixed

> Use synchronized blocks for ApplicationImpl _defaultValidatorsIds
> -----------------------------------------------------------------
>
>                 Key: MYFACES-2805
>                 URL: https://issues.apache.org/jira/browse/MYFACES-2805
>             Project: MyFaces Core
>          Issue Type: Improvement
>          Components: JSR-314
>    Affects Versions: 2.0.0
>            Reporter: Leonardo Uribe
>            Assignee: Leonardo Uribe
>             Fix For: 2.0.1-SNAPSHOT
>
>
> Right now we have a ConcurrentHashMap for ApplicationImpl _defaultValidatorsIds, but
we are using a _cachedDefaultValidatorsIds too. In this case, it is better to use a synchronized
block when default validators are added, but use a double-checked locking using volatile on
the cache. Not use a synchronized block causes that getDefaultValidatorInfo() could return
not all validators, but note that posibility is unlikely.

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