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From "Jeremy Bauer (JIRA)" <j...@apache.org>
Subject [jira] Closed: (OPENJPA-1499) java.lang.ClassCastException: [Ljava.lang.Object;
Date Wed, 10 Feb 2010 21:42:27 GMT

     [ https://issues.apache.org/jira/browse/OPENJPA-1499?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jeremy Bauer closed OPENJPA-1499.
---------------------------------

    Resolution: Not A Problem
      Assignee: Jeremy Bauer

You are welcome.  I'm glad things are working for you now.

> java.lang.ClassCastException: [Ljava.lang.Object;
> -------------------------------------------------
>
>                 Key: OPENJPA-1499
>                 URL: https://issues.apache.org/jira/browse/OPENJPA-1499
>             Project: OpenJPA
>          Issue Type: Bug
>         Environment: openjpa-1.2.2.jar, Oracle10G
>            Reporter: Rajeev Chaudhary
>            Assignee: Jeremy Bauer
>   Original Estimate: 96h
>  Remaining Estimate: 96h
>
> Size::5
> <Feb 5, 2010 3:16:24 PM EST> <Error> <HTTP> <BEA-101020> <[weblogic.servlet.internal.WebAppServletContext@10ca5bd
- appName: 'TestOpenJpa', name: 'TestOpenJpa.war', context-path: '/TestOpenJpa', spec-version:
'2.5'] Servlet failed with Exception
> java.lang.ClassCastException: [Ljava.lang.Object;
> 	at org.wadsworth.bean.CheckMe.getData(CheckMe.java:26)
> 	at org.wadsworth.eclep.servlet.FrontContoller.doGet(FrontContoller.java:32)
> 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)
> 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
> 	at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:227)
> 	Truncated. see log file for complete stacktrace
> public class CheckMe {
> 	@SuppressWarnings("unchecked")
> 	public static void getData(){
> 		EntityManagerFactory factory = Persistence.createEntityManagerFactory("hellojpa");
> 		EntityManager em2 = factory.createEntityManager();
> 		Query q = em2.createQuery("SELECT f.gazCountyCode,f.gazTownCode,f.gazTownName FROM
GazTown f").setMaxResults(5);
> 		System.out.println("Size::"+q.getResultList().size());
> 		List<GazTown> results = q.getResultList();   ----> ClassCastException here
> 		System.out.println(results.get(0).toString()+"<<< Sizeoo >>>::::::"+q.getResultList().size());
> 		for (GazTown m : results) {
> 			System.out.println("Success:::"+m.getGazTownName());
> 		}
> 		em2.close();
>         factory.close();
> 	}
> Note: I am getting the result and the size is being shown as 5. But when I cast the resultset,
then I get the exception.

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