during a test with piuparts I noticed upgrade problems from jessie to
stretch. apt tries to keep openjdk-7-jre-headless from jessie installed
to satisfy the dependency in ca-certificates-java, and therefore keeps
some more packages at the jessie version instead of upgrading them to
Switching the default alternative to openjdk-8-jre-headless should fix
This is the maintainer address of Debian's Java team
debian-j...@lists.debian.org for discussions and questions.