From a variety of reasons, we plan to move from WebSphere to Jboss, but just following the guide here that we will be able to do it. There will be things that will need to be adapted – keep in my the following:
Migrating Websphere to JBoss
As rule, we have to follow the basic steps
1) port over the server side resources.
2) create JBoss deployment descriptors.
3) install the application
4) resolve anything that does not conform to or violates the JEE spec.