(resending using the email id I'm subscribed by, in this list) On 02/12/18 3:43 PM, Alan Bateman wrote: > On 01/12/2018 08:45, Christian Stein wrote: >> Hi, >> >> jar --create (and --update) perform type API validation checks when >> used in >> combination with --release option. This detects invalid "version >> overlays" >> at package time, where the API doesn't match a previous one. >> >> Having a jar --verify mode that performs the same checks consuming an >> already existing jar file would be useful as most "3rd-party packaging >> tools" don't perform those checks. >> >> A possible work-around could be to explode an existing jar and >> re-create it >> using jar --create... >> > I think it would be useful to create a list of the popular tools and > plugins in the eco system that create or update JAR files and see what > their current capabilities are. The addition of modules and MR JARs > have extended the JAR format quite a bit in recent years and it's not > clear if the eco system has caught up,
FWIW - We (Apache Ant) haven't yet caught up with many of these changes/enhancements, both in what the Java tools (like jar, jmod etc...) have introduced[1][2][3], nor in runtime aspects like multi-release jars[4]. It's going to take us a while to catch up with these current new enhancements. [1] https://bz.apache.org/bugzilla/show_bug.cgi?id=62789 [2] https://www.mail-archive.com/user@ant.apache.org/msg42796.html [3] https://www.mail-archive.com/dev@ant.apache.org/msg47740.html [4] https://bz.apache.org/bugzilla/show_bug.cgi?id=62952 -Jaikiran
