So octave 4.2.2-1build1.1 actually failed to detect java and disabled it completely, looking at the build logs. I think you want to include the attached patch, it should let octave build with java 10 or 11, whichever you land on for bionic.
** Patch added: "octave-configure-java11.patch" https://bugs.launchpad.net/ubuntu/+source/octave/+bug/1762175/+attachment/5123171/+files/octave-configure-java11.patch -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1762175 Title: keep java-common pointing to OpenJDK in -proposed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/java-common/+bug/1762175/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs