OpenJDK-specific Incompatibilities

A major change in OpenJDK 17 is the deletion of tools, modules and APIs such as <??? pack200, unpack200, rmic, rmid>.

A detailed description of the incompatibilities between OpenJDK 17 and earlier versions as well as a detailed migration guide is available at the link https://docs.oracle.com/en/java/javase/17/migrate.