The notes on adding the imported EJB-JAR file, WAR file, or RAR file in a J2EE application without application.xml are as follows:
When application.xml does not exist in the J2EE application, the resource file extension is determined according to the Java EE specifications as follows:
If the resource file does not have the above extensions, the resource file cannot be added into the J2EE application. If you add such a resource file, the message KDJE42366-E is displayed and an error occurs.