Review request for JDK-8135251: Use Unsafe.defineAnonymousClass for loading Nashorn script code

forax at univ-mlv.fr forax at univ-mlv.fr
Wed Sep 9 19:05:32 UTC 2015


If you create one class in an empty package (like with sun.invoke.empty.Empty) and use it as host class, it should be ok, no ?

Rémi

----- Mail original -----
> De: "Attila Szegedi" <attila.szegedi at oracle.com>
> À: "Remi Forax" <forax at univ-mlv.fr>
> Cc: nashorn-dev at openjdk.java.net
> Envoyé: Mercredi 9 Septembre 2015 16:56:50
> Objet: Re: Review request for JDK-8135251: Use Unsafe.defineAnonymousClass for	loading Nashorn script code
> 
> There’s one host class per CodeSource. Host classes provide their
> ProtectionDomain to the anonymous classes, and we must code for running
> under a security manager.
> 
> > On Sep 9, 2015, at 4:40 PM, Remi Forax <forax at univ-mlv.fr> wrote:
> > 
> > Hi Attila,
> > in your patch you're using several different host classes (i beleive one by
> > script) and i don't understand why ?
> > 
> > cheers,
> > Rémi
> > 
> > On 09/09/2015 03:35 PM, Attila Szegedi wrote:
> >> Please review JDK-8135251 "Use Unsafe.defineAnonymousClass for loading
> >> Nashorn script code" at
> >> <http://cr.openjdk.java.net/~attila/8135251/webrev.jdk9> for
> >> <https://bugs.openjdk.java.net/browse/JDK-8135251>
> >> 
> >> Implementation notes are in
> >> <https://bugs.openjdk.java.net/browse/JDK-8135251?focusedCommentId=13841379&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13841379
> >> <https://bugs.openjdk.java.net/browse/JDK-8135251?focusedCommentId=13841379&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13841379>>
> >> 
> >> Thanks,
> >>  Attila.
> > 
> 
> 


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