The name of the package suggests that it contains a java library but it does not contain any JAR file in /usr/share/java, while the java policy mandates that JAR files outside /usr/share/java are for private use.
The tag is present in Lintian version
That is the most recent version we know about.
We use semantic versions.
The patch number is a commit step indicator relative to the
release tag in our Git
You can find the detection logic for this version at commit ce6249d. For merge requests, please use the latest version in the Lintian check languages/java.