[concurrency-interest] @Contended (JEP-142)
gregg at cytetech.com
Tue Nov 27 15:49:41 EST 2012
On 11/27/2012 2:16 PM, Doug Lea wrote:
> On 11/27/12 13:39, Tim Halloran wrote:
>> (point) The implementation in the JVM could consider a "sloppy"
>> matching scheme which ignores the package -- so that, for example,
>> com.my.code.Contended works just as well as sun.misc.Contended. This
>> is easy to do, and I'm guessing there is an -XX: flag in the work to
>> turn the whole scheme off in the unlikely case @Contended means the
>> field was discussed in a code inspection (or some other nonsense).
> Thanks; weird but fun. It might come to that. Or to someone creating
> a little bytecode tool that translates anything.Contended
> to sun.misc.Contended.
For the sake of the Java security system, I'd guess that any ability to alias
packages would not be a good thing to have exploitable in the VM at runtime.
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