Integrated: 7413: Fix building JMC with Docker

[Christoph Dreis]

On Sat, 2 Oct 2021 08:20:29 GMT, Christoph Dreis <github.com+6304496+dreis2211 at openjdk.org> wrote:

> Hi,
> 
> I noticed that the Docker builds still point to JDK 8 and thus fail with messages like the following.
> 
> 
> Caused by: java.lang.UnsupportedClassVersionError: org/eclipse/tycho/core/maven/TychoMavenLifecycleParticipant has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0
> 
> 
> This PR therefore upgrades the Docker images to newer JDK 11 images, which fixes the issues described.
> 
> This would need a ticket in the bug tracker and I hope you can create this for me. OCA should be signed already, but let me know if I need to confirm something again.
> 
> In case you think this is worthwhile, I would appreciate it if this is sponsored.
> 
> Cheers,
> Christoph

This pull request has now been integrated.

Changeset: 085a4a69
Author:    Christoph Dreis <christoph.dreis at freenet.de>
Committer: Marcus Hirt <hirt at openjdk.org>
URL:       https://git.openjdk.java.net/jmc/commit/085a4a6927588c010cdcf881fb02c0a6e7ced169
Stats:     2 lines in 2 files changed: 0 ins; 0 del; 2 mod

7413: Fix building JMC with Docker

Reviewed-by: hirt

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PR: https://git.openjdk.java.net/jmc/pull/317