On Fri, 21 Mar 2014 13:11:44 +0100 Jaroslav Reznik <jreznik@xxxxxxxxxx> wrote: > = Proposed System Wide Change: Java 8 = > https://fedoraproject.org/wiki/Changes/Java8 > > Change owner(s): Omair Majid <omajid@xxxxxxxxxx> > > Make Java 8 (provided by OpenJDK 8 which is java-1.8.0-openjdk) the > default Java runtime. The current default Java runtime (Java 7, > provided by OpenJDK 7, java-1.7.0-openjdk) will be obsoleted and > removed. are we confident OpenJDK 8 works well on all Fedora arches, not only on the primary ones? Task for myself (or any volunteer) is to check whether https://bugzilla.redhat.com/show_bug.cgi?id=958232 is still open Dan > This is essentially an upgrade to the latest Java and OpenJDK > version. > > == Detailed Description == > The current default Java 7 runtime in Fedora is OpenJDK 7. The latest > version of OpenJDK, 8, was released on 18 March 2014. Given that > Fedora 21 will not be released before August, it makes sense to > include the latest version of OpenJDK in Fedora 21. > > OpenJDK 8 is a significant update to Java. It brings in significant > new features to the Java language, including lambdas, a new > javascript engine and lots of new library features. A complete list > of features is available [1]. > > OpenJDK 8 is a backwards compatible update. Theoretically everything > that worked against OpenJDK 7 should continue working against OpenJDK > 8. There are a few exceptions: > > OpenJDK8 is much more strict when it comes to building javadocs. > Many - javadoc package in Fedora fail to build. Those that are built > should continue working just fine. > Packages that rely on non-public OpenJDK API may fail to > build/run. > > A complete list of incompatibilities is available [2]. The > incompatibilities are source and behavioral only. > > It may be a good idea to mass rebuild Java packages against OpenJDK 8 > to spot any source incompatibilities earlier. This is not required. > > == Scope == > * Proposal owners: > ** Deprecate/Obsolete java-1.7.0-openjdk > ** Promote java-1.8.0-openjdk to a full java runtime status (fix > provides in package) > ** In case of a mass rebuild, supply/apply patches to fix build > against OpenJDK 8 > > * Other developers: > ** icedtea-web maintainers will need to update icedtea-web to run > against OpenJDK 8 > ** Other java packagers will need to apply patches to their java > package to ensure they can build against OpenJDK 8 > ** Everyone will need to test packages to verify that they work > against OpenJDK 8 > > * Release engineering: > ** Remove java-1.7.0-openjdk > ** Possibly mass-rebuild (?) all Java packages. This is not strictly > required to make OpenJDK 8 the default Java runtime. > > * Policies and guidelines: > ** Many -javadoc packages fail to build. The OpenJDK 8 maintainers > and the Java SIG are working on identifying a solution. The solution > may require [3] guideline changes making -javadoc subpackages > optional. > > [1] http://openjdk.java.net/projects/jdk8/features > [2] > http://www.oracle.com/technetwork/java/javase/8-compatibility-guide-2156366.html > [3] > https://lists.fedoraproject.org/pipermail/devel/2014-March/196808.html > _______________________________________________ devel-announce > mailing list devel-announce@xxxxxxxxxxxxxxxxxxxxxxx > https://admin.fedoraproject.org/mailman/listinfo/devel-announce > -- > devel mailing list > devel@xxxxxxxxxxxxxxxxxxxxxxx > https://admin.fedoraproject.org/mailman/listinfo/devel > Fedora Code of Conduct: http://fedoraproject.org/code-of-conduct -- devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/devel Fedora Code of Conduct: http://fedoraproject.org/code-of-conduct
