[hibernate-issues] [Hibernate-JIRA] Resolved: (HHH-1805) Incorrect query parsing cause NullPointerException

[Diego Pires Plentz (JIRA)]

     [ http://opensource.atlassian.com/projects/hibernate/browse/HHH-1805?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Diego Pires Plentz resolved HHH-1805.
-------------------------------------

      Assignee: Diego Pires Plentz
    Resolution: Duplicate

> Incorrect query parsing cause NullPointerException
> --------------------------------------------------
>
>                 Key: HHH-1805
>                 URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-1805
>             Project: Hibernate3
>          Issue Type: Bug
>          Components: query-hql
>    Affects Versions: 3.2.0.cr2
>            Reporter: Igor A Tarasov
>            Assignee: Diego Pires Plentz
>
> Incorrect HQL query (without AS object) cause NullPointerException
> Incorrect: "select o from MyObject where o.name = ?1"
> Correct:   "select o from MyObject as o where o.name = ?1"
> The next code with incorrect query cause NullPointerException:
> em.createQuery("select o from MyObject where o.name = ?1").setParameter(1, "some_name").getResultList();
>  java.lang.NullPointerException
> 	at org.hibernate.hql.ast.tree.IdentNode.resolveAsNakedComponentPropertyRefLHS(IdentNode.java:195)
> 	at org.hibernate.hql.ast.tree.IdentNode.resolve(IdentNode.java:85)
> 	at org.hibernate.hql.ast.tree.DotNode.resolveFirstChild(DotNode.java:139)
> 	at org.hibernate.hql.ast.HqlSqlWalker.lookupProperty(HqlSqlWalker.java:469)
> 	at org.hibernate.hql.antlr.HqlSqlBaseWalker.addrExpr(HqlSqlBaseWalker.java:4316)
> 	at org.hibernate.hql.antlr.HqlSqlBaseWalker.expr(HqlSqlBaseWalker.java:1211)
> 	at org.hibernate.hql.antlr.HqlSqlBaseWalker.exprOrSubquery(HqlSqlBaseWalker.java:4032)
> 	at org.hibernate.hql.antlr.HqlSqlBaseWalker.comparisonExpr(HqlSqlBaseWalker.java:3880)
> 	at org.hibernate.hql.antlr.HqlSqlBaseWalker.logicalExpr(HqlSqlBaseWalker.java:1758)
> 	at org.hibernate.hql.antlr.HqlSqlBaseWalker.logicalExpr(HqlSqlBaseWalker.java:1683)
> 	at org.hibernate.hql.antlr.HqlSqlBaseWalker.logicalExpr(HqlSqlBaseWalker.java:1683)
> 	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:227)
> 	at org.hibernate.hql.ast.QueryTranslatorImpl.doCompile(QueryTranslatorImpl.java:159)
> 	at org.hibernate.hql.ast.QueryTranslatorImpl.compile(QueryTranslatorImpl.java:110)
> 	at org.hibernate.engine.query.HQLQueryPlan.<init>(HQLQueryPlan.java:77)
> 	at org.hibernate.engine.query.HQLQueryPlan.<init>(HQLQueryPlan.java:56)
> 	at org.hibernate.engine.query.QueryPlanCache.getHQLQueryPlan(QueryPlanCache.java:71)
> 	at org.hibernate.impl.AbstractSessionImpl.getHQLQueryPlan(AbstractSessionImpl.java:133)
> 	at org.hibernate.impl.AbstractSessionImpl.createQuery(AbstractSessionImpl.java:112)
> 	at org.hibernate.impl.SessionImpl.createQuery(SessionImpl.java:1612)
> 	at org.hibernate.ejb.AbstractEntityManagerImpl.createQuery(AbstractEntityManagerImpl.java:76)
> 	at org.dicr.isp.data.HibernateDataManager.createConnection(HibernateDataManager.java:696)

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