This is caused due to a change in default behaviour in maven-debian-helper; packages must specify --java-lib in the libXX-java.poms file otherwise jar files are not installed to /usr/share/java.
This is caused due to a change in default behaviour in maven-debian- helper; packages must specify --java-lib in the libXX-java.poms file otherwise jar files are not installed to /usr/share/java.