This is an additional rule to be added to the ruleset (created via WINDUPRULE-772)
windup-rulesets/rules-reviewed/openjdk11/openjdk8/removed-javaee-modules.windup.xml

The when criteria for the rule should identify the presence of any of the following packages in an import statement.

javax.activity
javax.rmi
javax.rmi.CORBA
com.sun.corba.{*}

An example of an existing ruleset that uses OR criteria is
windup-rulesets/rules-reviewed/eap7/eap6/eap6.windup.xml
rule id="eap6-11000

hint:
title: The java.corba module has been removed from OpenJDK 11
effort: 1
category-id: mandatory
message:
The java.corba (CORBA) module has been removed from OpenJDK 11
If you wish to continue using CORBA within your application consider using the GlassFish implementation of CORBA and RMI-IIOP.

link:
title: GlassFish implementation of CORBA and RMI-IIOP
href: https://javaee.github.io/glassfish-corba/index.html

link:
title: Removed Java EE modules
href: https://www.oracle.com/java/technologies/javase/11-relnote-issues.html#JDK-8190378