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Forum locked This topic is locked, you cannot edit posts or make further replies.  [ 1 post ] 
Author Message
 Post subject: EJB QL + Collection property bug
PostPosted: Mon Oct 24, 2005 6:35 pm 
Newbie

Joined: Tue Jul 12, 2005 1:17 pm
Posts: 7
[I posted this to the EJB3 list as well because we are using them and I don't know if that matters]

Hi,

We are trying to upgrade from Hibernate-3.1alpha to Hibernate-3.1rc2 (along with the entitymanager and annotation features). We are entirely EJB3 based and some of our queries have stopped working that used to work. For instance, we have a query like this:

SELECT c FROM Change c WHERE c.moduleList.project.id = 23

This would normally show all changes in project id=23. In this case, Change has a 1 to Many relationship with Module through the moduleList property which has a 1 to 1 with Project. Here is the result of running that query in the current release:

Oct 24, 2005 2:48:22 PM org.hibernate.hql.ast.ErrorCounter reportError
SEVERE: illegal syntax near collection: project
java.lang.NullPointerException
at org.hibernate.hql.ast.tree.DotNode.getColumns(DotNode.java:97)
at org.hibernate.hql.ast.tree.DotNode.initText(DotNode.java:210)
at org.hibernate.hql.ast.tree.DotNode.resolve(DotNode.java:204)
at org.hibernate.hql.ast.tree.FromReferenceNode.resolve(FromReferenceNode.java:94)
at org.hibernate.hql.ast.tree.FromReferenceNode.resolve(FromReferenceNode.java:90)
at org.hibernate.hql.ast.HqlSqlWalker.resolve(HqlSqlWalker.java:626)
at org.hibernate.hql.antlr.HqlSqlBaseWalker.expr(HqlSqlBaseWalker.java:1215)
at org.hibernate.hql.antlr.HqlSqlBaseWalker.exprOrSubquery(HqlSqlBaseWalker.java:4024)
at org.hibernate.hql.antlr.HqlSqlBaseWalker.comparisonExpr(HqlSqlBaseWalker.java:3510)
at org.hibernate.hql.antlr.HqlSqlBaseWalker.logicalExpr(HqlSqlBaseWalker.java:1758)
at org.hibernate.hql.antlr.HqlSqlBaseWalker.whereClause(HqlSqlBaseWalker.java:776)
at org.hibernate.hql.antlr.HqlSqlBaseWalker.query(HqlSqlBaseWalker.java:577)
at org.hibernate.hql.antlr.HqlSqlBaseWalker.selectStatement(HqlSqlBaseWalker.java:281)
at org.hibernate.hql.antlr.HqlSqlBaseWalker.statement(HqlSqlBaseWalker.java:229)
at org.hibernate.hql.ast.QueryTranslatorImpl.analyze(QueryTranslatorImpl.java:216)
at org.hibernate.hql.ast.QueryTranslatorImpl.doCompile(QueryTranslatorImpl.java:156)
at org.hibernate.hql.ast.QueryTranslatorImpl.compile(QueryTranslatorImpl.java:103)
at org.hibernate.impl.SessionFactoryImpl.getQuery(SessionFactoryImpl.java:473)
at org.hibernate.impl.SessionImpl.getQueries(SessionImpl.java:1060)
at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1010)
at org.hibernate.impl.QueryImpl.list(QueryImpl.java:74)
at org.hibernate.ejb.QueryImpl.getResultList(QueryImpl.java:38)
at gsc.report.EJBUtil.getList(EJBUtil.java:83)


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