[fedora-java] Tracking OpenJDK API breakages, static linking
aph at redhat.com
Tue Oct 6 09:55:49 UTC 2015
On 10/06/2015 09:07 AM, Florian Weimer wrote:
> On 10/01/2015 10:33 AM, Andrew Haley wrote:
>> On 24/09/15 12:00, Florian Weimer wrote:
>>> I would like to see Fedora to revisit its stance on the Class-Path
>>> attribute and eventually require that all JAR files in /usr/share/java
>>> have one.
>> Eventually we'll have the Java module system. I can't see the point of
>> changing this now.
> How will Fedora deal with conflicting JAR files?
Conflicting in what way? Different versions of the same jar?
> This has been brought up as a counter-argument to using Class-Path
> attributes, after all.
> If the module system cannot fulfill a particular dependence with an
> artifact from a module path, or if it encounters two artifacts defining
> modules of the same name but different versions in some directory of a
> module path, then resolution will fail and the compiler or virtual
> machine will report an error and exit.
> This suggests to me it is not possible to have a single, system-wide
> module path.
> And if applications still need to collect the module paths of all
> their dependencies, we face a problem similar to constructing the
> class path today.
We always have to figure out the dependencies of a jarfile. But we
don't have to use the Class-Path atribute.
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