An MDB that takes the string from the msg passed to onMessage
and invokes the echo(String) method on an internal Entity using
the InternalRole assigned in the MDB descriptor run-as element.
An MDB that takes the string from the msg passed to onMessage
and invokes the echo(String) method on an internal Entity using
the InternalRole assigned in the MDB descriptor run-as element.
An MDB that invokes several methods on the ProjRepository session bean,
each of which require a seperate role to test the assignement of multiple
roles to the run-as identity.