if( t instanceof TransactionRolledbackLocalException ) {
mappedException = new EJBTransactionRolledbackException();
mappedException.initCause(t);
} else if( t instanceof TransactionRequiredLocalException ) {
mappedException = new EJBTransactionRequiredException();
mappedException.initCause(t);
} else if( t instanceof NoSuchObjectLocalException ) {
mappedException = new NoSuchEJBException();
mappedException.initCause(t);
} else if( t instanceof AccessLocalException ) {