F22 System Wide Change: Legacy implementations of the Java platform in Fedora

[Miloslav Trmač]

Hello,
> "java" would be the preferred JRE in Fedora. The package would have no
> content, but it would have Requires on preferred Fedora JRE, currently
> java-1.8.0-openjdk. This could be easily changed as default JRE changes.
> The same is for other binary subpackages of "java", respectively.
> 
> All system packages would require subpackages of "java" as they do now
> (unless there is good reason not to). Users that install "java" would
> get latest JRE, which would be updated to new major versions as they
> become default. Older JDKs would not be removed during update (unless
> there is no maintainer and they are obsoleted as currently),

AFAIK nothing obsoletes a package just because it is orphaned…
> but users
> could remove them with "yum autoremove", unless something requires older
> JDK or they installed it explicitly.
… but most won’t run (yum autoremove).  In effect, the vast majority of users upgrading from a previous Fedora version would end up with two JDKs installed, one of them an old, unmaintained RPM.
    Mirek