[hibernate-issues] [Hibernate-JIRA] Commented: (HHH-5348) java.lang.IllegalArgumentException: Cannot create TypedQuery for query with more than one return with AbstractEntityManager.createQuery(String jpaqlString, Class<T> resultClass) on View object

[Vladimir Klyushnikov (JIRA)]

    [ http://opensource.atlassian.com/projects/hibernate/browse/HHH-5348?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=38869#action_38869 ] 

Vladimir Klyushnikov commented on HHH-5348:
-------------------------------------------

Bug is still in 3.6.0.Final. I've just encountered it and this is terrible. Forced to use untyped version of EntityManager.createQuery. So this functionality does not work according to JPA 2.0 spec.  

> java.lang.IllegalArgumentException: Cannot create TypedQuery for query with more than one return with AbstractEntityManager.createQuery(String jpaqlString, Class<T> resultClass) on View object
> ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: HHH-5348
>                 URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-5348
>             Project: Hibernate Core
>          Issue Type: Bug
>          Components: entity-manager
>    Affects Versions: 3.5.3
>            Reporter: nodje
>         Attachments: ItemNameDescription.java
>
>
> I'm getting a
> java.lang.IllegalArgumentException: Cannot create TypedQuery for query with more than one return
> with a query that returns a View object.
> AbstractEntityManager:279, detects as many returns type as there is parameters in the View object, instead of one single result type, the View Object itself.
> QueryString example that fails with public <T> TypedQuery<T> createQuery(String jpaqlString, Class<T> resultClass):
> "select new WorkContractDto(wc.workContractStartDate, wc.workContractEndDate, wc.workContractEmployeeLastName, wc.workContractSendingStatus) from WorkContract wc where wc.workContractEmployeeLastName = ?1"

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