[8] RFR of 8066985: Java Webstart downloading packed files can result in Timezone set to UTC

[Kumar Srinivasan]

Hello Mikhail,

> Hi all,
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8066985
>
> The problem is that packer/unpacker changes global state( default time 
> zone ) without proper synchronization:
> http://hg.openjdk.java.net/jdk9/client/jdk/file/a159e5358e25/src/java.base/share/classes/com/sun/java/util/jar/pack/PackerImpl.java#l85 
>
>
> however javadoc says that it's save to use it in concurrent way if 
> each thread has it's own packer/unpacker instance:
> http://hg.openjdk.java.net/jdk9/client/jdk/file/a159e5358e25/src/java.base/share/classes/java/util/jar/Pack200.java#l149 
>
>
> The fix is:
> 1. first packer/unpacker saves default time zone
> 2. the last set it back.
>
> Webrev:
> http://cr.openjdk.java.net/~mcherkas/8066985/webrev.00/

The above link is wrong!, it takes me to webrev for 8073187,
which has only the PackerImpl changes.

I am guessing the link should be:
http://cr.openjdk.java.net/~mcherkas/8066985/webrev.00/

Kumar

>
> Thanks,
> Mikhail.
>
>
>
>
>