Examples of javax.persistence.OptimisticLockException

javax.persistence.OptimisticLockException
Thrown by the persistence provider when an optimistic locking conflict occurs. This exception may be thrown as part of an API call, a flush or at commit time. The current transaction, if one is active, will be marked for rollback. @author Emmanuel Bernard

      if ( identifier != null ) {
        try {
          Object entity = getRawSession().load( sose.getEntityName(), identifier );
          if ( entity instanceof Serializable ) {
            //avoid some user errors regarding boundary crossing
            pe = new OptimisticLockException( null, e, entity );
          }
          else {
            pe = new OptimisticLockException( e );
          }
        }
        catch ( EntityNotFoundException enfe ) {
          pe = new OptimisticLockException( e );
        }
      }
      else {
        pe = new OptimisticLockException( e );
      }
    }
    else {
      pe = new OptimisticLockException( e );
    }
    return pe;
  }

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  public PersistenceException wrapLockException(HibernateException e, LockOptions lockOptions) {
    PersistenceException pe;
    if ( e instanceof org.hibernate.OptimisticLockException ) {
      org.hibernate.OptimisticLockException ole = ( org.hibernate.OptimisticLockException ) e;
      pe = new OptimisticLockException( ole.getMessage(), ole, ole.getEntity() );
    }
    else if ( e instanceof org.hibernate.PessimisticLockException ) {
      org.hibernate.PessimisticLockException ple = ( org.hibernate.PessimisticLockException ) e;
      if ( lockOptions != null && lockOptions.getTimeOut() > -1 ) {
        // assume lock timeout occurred if a timeout or NO WAIT was specified 
        pe = new LockTimeoutException( ple.getMessage(), ple, ple.getEntity() );
      }
      else {
        pe = new PessimisticLockException( ple.getMessage(), ple, ple.getEntity() );
      }
    }
    else {
      pe = new OptimisticLockException( e );
    }
    return pe;
  }

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  public PersistenceException wrapLockException(HibernateException e, LockOptions lockOptions) {
    PersistenceException pe;
    if ( e instanceof org.hibernate.OptimisticLockException ) {
      org.hibernate.OptimisticLockException ole = ( org.hibernate.OptimisticLockException ) e;
      pe = new OptimisticLockException( ole.getMessage(), ole, ole.getEntity() );
    }
    else if ( e instanceof org.hibernate.PessimisticLockException ) {
      org.hibernate.PessimisticLockException ple = ( org.hibernate.PessimisticLockException ) e;
      if ( lockOptions != null && lockOptions.getTimeOut() > -1 ) {
        // assume lock timeout occurred if a timeout or NO WAIT was specified 
        pe = new LockTimeoutException( ple.getMessage(), ple, ple.getEntity() );
      }
      else {
        pe = new PessimisticLockException( ple.getMessage(), ple, ple.getEntity() );
      }
    }
    else {
      pe = new OptimisticLockException( e );
    }
    return pe;
  }

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  public PersistenceException wrapLockException(HibernateException e, LockOptions lockOptions) {
    PersistenceException pe;
    if ( e instanceof org.hibernate.OptimisticLockException ) {
      org.hibernate.OptimisticLockException ole = ( org.hibernate.OptimisticLockException ) e;
      pe = new OptimisticLockException( ole.getMessage(), ole, ole.getEntity() );
    }
    else if ( e instanceof org.hibernate.PessimisticLockException ) {
      org.hibernate.PessimisticLockException ple = ( org.hibernate.PessimisticLockException ) e;
      if ( lockOptions != null && lockOptions.getTimeOut() > -1 ) {
        // assume lock timeout occurred if a timeout or NO WAIT was specified
        pe = new LockTimeoutException( ple.getMessage(), ple, ple.getEntity() );
      }
      else {
        pe = new PessimisticLockException( ple.getMessage(), ple, ple.getEntity() );
      }
    }
    else {
      pe = new OptimisticLockException( e );
    }
    return pe;
  }

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      Serializable identifier = sose.getIdentifier();
      if ( identifier != null ) {
        Object entity = session.load( sose.getEntityName(), identifier );
        if ( entity instanceof Serializable ) {
          //avoid some user errors regarding boundary crossing
          pe = new OptimisticLockException( null, e, entity );
        }
        else {
          pe = new OptimisticLockException( e );
        }
      }
      else {
        pe = new OptimisticLockException( e );
      }
    }
    else {
      pe = new OptimisticLockException( e );
    }
    return pe;
  }

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      Serializable identifier = sose.getIdentifier();
      if (identifier != null) {
        Object entity = getRawSession().load( sose.getEntityName(), identifier );
        if ( entity instanceof Serializable ) {
          //avoid some user errors regarding boundary crossing
          pe = new OptimisticLockException(  null, e, entity );
        }
        else {
          pe = new OptimisticLockException( e );
        }
      }
      else {
        pe = new OptimisticLockException( e );
      }
    }
    else {
      pe = new OptimisticLockException( e );
    }
    return pe;
  }

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   * Check for optimistic concurrency exception.
   */
  public final void checkRowCount(int rowCount) throws SQLException {
    if (rowCount != 1) {
      String m = Message.msg("persist.conc2", "" + rowCount);
      throw new OptimisticLockException(m, null, bean);
    }
  }

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   * @return A JPA optimistic lock exception
   */
  public static OptimisticLockException convertToLockException(HibernateException e) {
    Object entity = extractEntityOufOfException( e );
    if ( entity != null ) {
      return new OptimisticLockException( e.getMessage(), e, entity );
    }
    else {
      return new OptimisticLockException( e.getMessage(), e );
    }
  }

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      else {
        return new PessimisticLockException( ple.getMessage(), ple );
      }
    }
    else {
      return new OptimisticLockException( e.getMessage(), e );
    }
  }

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      Serializable identifier = sose.getIdentifier();
      if ( identifier != null ) {
        Object entity = session.load( sose.getEntityName(), identifier );
        if ( entity instanceof Serializable ) {
          //avoid some user errors regarding boundary crossing
          return new OptimisticLockException( null, e, entity );
        }
        else {
          return new OptimisticLockException( e );
        }
      }
      else {
        return new OptimisticLockException( e );
      }
    }
    else {
      return new OptimisticLockException( e );
    }
  }

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