[jira] Closed: (VELOCITY-750) org.apache.velocity.runtime.RuntimeInstance initialization is not ThreadSafe

["Cenek Rauscher (JIRA)" <de...@velocity.apache.org>]

     [ https://issues.apache.org/jira/browse/VELOCITY-750?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Cenek Rauscher closed VELOCITY-750.
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Thank you

> org.apache.velocity.runtime.RuntimeInstance initialization is not ThreadSafe
> ----------------------------------------------------------------------------
>
>                 Key: VELOCITY-750
>                 URL: https://issues.apache.org/jira/browse/VELOCITY-750
>             Project: Velocity
>          Issue Type: Bug
>          Components: Engine
>    Affects Versions: 1.6.2, 1.6.x
>         Environment: Vista, Java 1.6
>            Reporter: Cenek Rauscher
>             Fix For: 1.6.x, 1.7, 2.0
>
>
> Two threads call Velocity.evaluate() method.
> Call RuntimeInstance.parse() and requireInitialization() method.
> One thread trying make initialization, set "initializing" to true and the other thread does not wait until initialization is done and go on.
> At next line Parser parser = (Parser) parserPool.get() is NullPointerException thrown.

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