Hi Harry
It seems to me that you have posted in the wrong mailing list. :) Still I will
try to answer this
On Jan 9, 2012, at 2:04 PM, harry wrote:
> Hi everyone. I searched the archive and didn't find a thread on point. I
> encountered a hibernate type cast issue:
>
> Variation 1:
>
> List<Message> messageList = session.createSQLQuery("select * from Message
> where id=1").list();
> *message = messageList.get(0);*
It is because when you use Session#createSQLQuery(), it returns a list of
Object[]. Each element in list in a row and each element in Object[] is a
column :)
Try session.get(Message.class, 1) or session.createQuery("from Message where
id=1").uniqueResult()
>
> The bold-faced line of code throws a "java.lang.ClassCastException:
> [Ljava.lang.Object;"
>
> Variation 2:
>
> int messageid = 1;
> Criteria crit = session.createCriteria(Message.class);
> SimpleExpression se = Restrictions.eq("id", new Integer(messageid));
> crit.add(se);
> *List<Message> messageList = crit.list();*
>
> The bold-faced line of code throws a "java.lang.ClassCastException:
> java.lang.Integer."
>
It depends on what Message#id type is
> Variation 3:
>
> Criteria crit = session.createCriteria(Message.class);
> List<Message> messageList = crit.list();
> Message currentMessage = messageList.get(0);
>
> No exception is thrown.
>
> I spent hours trying to resolve this issue and am now thoroughly frustrated.
> Any help will be highly appreciated.
>
> Harry
>
>
> --
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>
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regards
Taha
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