anchor.diff:          }
       }
   }
  -====
  +--
   
   <1> Inject the `TransactionManager` to be able to activate `setRollbackOnly` semantic.
   <2> Programmatically decide to set the transaction for rollback.
  
positive.code:         }
      }
  }
  ====
  
  [NOTE]
  ====
  
negative.code: The easiest way to define your transaction boundaries is to use the `@Transactional` annotation on your entry method (`javax.transaction.Transactional`).
  
  [source,java]
  --
  @ApplicationScoped
  public class SantaClausService {
  
  