WSBA -> JTA Bridging with TXFramework

BistroImpl.java

@BA
@Stateless @Remote(Bistro.class) @WebService()
@TransactionAttribute(TransactionAttributeType.MANDATORY)
public class BistroImpl implements Bistro
{
    @DataManagement private Map txDataMap;
    @PersistenceContext protected EntityManager em;

    @WebMethod
    @ServiceRequest
    public void bookSeats(int howMany) {
        txDataMap.put("howMany", howMany);
        //Use em to increase booking count in DB
    }

    @Compensate
    private void compensate() {
        int howMany (Integer) txDataMap.get("howMany");
        //Use em to decrease booking count in DB
    }
}