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https://issues.apache.org/jira/browse/LUCENE-7135?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Aaron Madlon-Kay updated LUCENE-7135:
-------------------------------------
    Attachment: LUCENE-7135.diff

> Constants check for JRE bitness causes SecurityException under WebStart
> -----------------------------------------------------------------------
>
>                 Key: LUCENE-7135
>                 URL: https://issues.apache.org/jira/browse/LUCENE-7135
>             Project: Lucene - Core
>          Issue Type: Bug
>          Components: core/other
>    Affects Versions: 5.5
>         Environment: OS X 10.11.4, Java 1.8.0_77-b03 (under WebStart)
>            Reporter: Aaron Madlon-Kay
>         Attachments: LUCENE-7135.diff
>
>
> I have an app that I deploy via WebStart that uses Lucene 5.2.1 (we are 
> locked to 5.2.1 because that's what [LanguageTool|https://languagetool.org/] 
> uses).
> When running under the WebStart security manager, there are two locations 
> where exceptions are thrown and prevent pretty much all Lucene classes from 
> initializing.
> # In {{RamUsageEstimator}}, fixed by LUCENE-6923
> # In {{Constants}}, caused by the call 
> {{System.getProperty("sun.arch.data.model")}} (stack trace below).
> {code}
> Error: Caused by: java.security.AccessControlException: access denied 
> ("java.lang.RuntimePermission" "accessDeclaredMembers") 
> Error:        at 
> java.security.AccessControlContext.checkPermission(AccessControlContext.java:472)
>  
> Error:        at 
> java.security.AccessController.checkPermission(AccessController.java:884) 
> Error:        at 
> java.lang.SecurityManager.checkPermission(SecurityManager.java:549) 
> Error:        at 
> com.sun.javaws.security.JavaWebStartSecurity.checkPermission(Unknown Source) 
> Error:        at java.lang.Class.checkMemberAccess(Class.java:2348) 
> Error:        at java.lang.Class.getDeclaredFields(Class.java:1915) 
> Error:        at 
> org.apache.lucene.util.RamUsageEstimator.shallowSizeOfInstance(RamUsageEstimator.java:293)
>  
> Error:        at 
> org.apache.lucene.util.RamUsageEstimator.<clinit>(RamUsageEstimator.java:190) 
> Error:        ... 33 more
> {code}
> The latter is still present in the latest version. My patch illustrates one 
> solution that appears to be working for us.
> (This patch, together with a backport of the fix to LUCENE-6923, seems to fix 
> the issue for our purposes.)



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