Examples of org.hibernate.WrongClassException

org.hibernate.WrongClassException
Thrown when loading an entity (by identifier) results in a value that cannot be treated as the subclass type requested by the caller. @author Gavin King

          final Object object,
          final LockMode lockMode,
          final SessionImplementor session) 
  throws HibernateException, SQLException {
    if ( !persister.isInstance( object, session.getEntityMode() ) ) {
      throw new WrongClassException( 
          "loaded object was of wrong class " + object.getClass(), 
          key.getIdentifier(), 
          persister.getEntityName() 
        );
    }

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      final String result = persister.getSubclassForDiscriminatorValue( discriminatorValue );


      if ( result == null ) {
        //woops we got an instance of another class hierarchy branch
        throw new WrongClassException( 
            "Discriminator: " + discriminatorValue,
            id,
            persister.getEntityName() 
          );
      }

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    if (ex instanceof UnresolvableObjectException) {
      UnresolvableObjectException hibEx = (UnresolvableObjectException) ex;
      return new ObjectRetrievalFailureException(hibEx.getEntityName(), hibEx.getIdentifier(), ex.getMessage(), ex);
    }
    if (ex instanceof WrongClassException) {
      WrongClassException hibEx = (WrongClassException) ex;
      return new ObjectRetrievalFailureException(hibEx.getEntityName(), hibEx.getIdentifier(), ex.getMessage(), ex);
    }
    if (ex instanceof StaleObjectStateException) {
      StaleObjectStateException hibEx = (StaleObjectStateException) ex;
      return new ObjectOptimisticLockingFailureException(hibEx.getEntityName(), hibEx.getIdentifier(), ex);
    }
    if (ex instanceof StaleStateException) {
      return new ObjectOptimisticLockingFailureException(ex.getMessage(), ex);
    }
    if (optimisticLockExceptionClass.isInstance(ex)) {

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      assertEquals(TestBean.class.getName(), ex.getPersistentClassName());
      assertEquals("id", ex.getIdentifier());
      assertEquals(onfe, ex.getCause());
    }


    final WrongClassException wcex = new WrongClassException("msg", "id", TestBean.class.getName());
    try {
      hibernateTemplate.execute(new HibernateCallback<Object>() {
        @Override
        public Object doInHibernate(Session session)  {
          throw wcex;

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      assertEquals(TestBean.class.getName(), ex.getPersistentClassName());
      assertEquals("id", ex.getIdentifier());
      assertEquals(onfe, ex.getCause());
    }


    final WrongClassException wcex = new WrongClassException("msg", "id", TestBean.class.getName());
    try {
      hibernateTemplate.execute(new HibernateCallback<Object>() {
        @Override
        public Object doInHibernate(org.hibernate.Session session) throws HibernateException {
          throw wcex;

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      final Object object,
      final LockMode requestedLockMode,
      final SessionImplementor session)
      throws HibernateException, SQLException {
    if ( !persister.isInstance( object ) ) {
      throw new WrongClassException(
          "loaded object was of wrong class " + object.getClass(),
          key.getIdentifier(),
          persister.getEntityName()
        );
    }

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      final String result = persister.getSubclassForDiscriminatorValue( discriminatorValue );


      if ( result == null ) {
        //woops we got an instance of another class hierarchy branch
        throw new WrongClassException(
            "Discriminator: " + discriminatorValue,
            id,
            persister.getEntityName()
          );
      }

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          final Object object,
          final LockMode lockMode,
          final SessionImplementor session)
  throws HibernateException {
    if ( !persister.isInstance( object, session.getEntityMode() ) ) {
      throw new WrongClassException(
          "loaded object was of wrong class " + object.getClass(),
          key.getIdentifier(),
          persister.getEntityName()
        );
    }

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      final Object target = source.getPersistenceContext().unproxy(result);
      if ( target == entity ) {
        throw new AssertionFailure("entity was not detached");
      }
      else if ( !source.getEntityName(target).equals(entityName) ) {
        throw new WrongClassException(
            "class of the given object did not match class of persistent copy",
            event.getRequestedId(),
            entityName
          );
      }

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          final Object object,
          final LockMode lockMode,
          final SessionImplementor session) 
  throws HibernateException, SQLException {
    if ( !persister.isInstance( object, session.getEntityMode() ) ) {
      throw new WrongClassException( 
          "loaded object was of wrong class " + object.getClass(), 
          key.getIdentifier(), 
          persister.getEntityName() 
        );
    }

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