[jboss-jira] [JBoss JIRA] (ELY-1633) Incorrect double checked locking in AuthenticationConfiguration

[Darran Lofthouse (JIRA)]

    [ https://issues.jboss.org/browse/ELY-1633?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13617466#comment-13617466 ] 

Darran Lofthouse commented on ELY-1633:
---------------------------------------

Hello Philippe, you seem very active with your contributions at the moment - thank you ;-)  

Generally the engineers on the project hang out in HipChat https://www.hipchat.com/grew32c7d if you ever want to drop by and chat about the issues you are solving.

> Incorrect double checked locking in AuthenticationConfiguration
> ---------------------------------------------------------------
>
>                 Key: ELY-1633
>                 URL: https://issues.jboss.org/browse/ELY-1633
>             Project: WildFly Elytron
>          Issue Type: Bug
>          Components: Authentication Client
>            Reporter: Philippe Marschall
>             Fix For: 1.5.3.CR1
>
>
> AuthenticationConfiguration seems to employ double checked locking but but incorrectly does not declare the variable as volatile.
> https://en.wikipedia.org/wiki/Double-checked_locking#Usage_in_Java



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