The Activity Session service is unavailable on Liberty. This rule flags the following items:

• References to APIs in the com.ibm.websphere.ActivitySession package
• The activity session JNDI name java:comp/websphere/UserActivitySession
• Elements that are related to activity sessions in Java Platform, Enterprise Edition (Java EE) extension deployment descriptors

For information about other APIs and SPIs that are not supported on Liberty, see Some APIs and SPIs are not available on Liberty.