[hibernate-issues] [Hibernate-JIRA] Commented: (HHH-6253) Registered function not being called

[Sebastian H. (JIRA)]

    [ http://opensource.atlassian.com/projects/hibernate/browse/HHH-6253?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=42419#action_42419 ] 

Sebastian H. commented on HHH-6253:
-----------------------------------

Seems like I cannot use registered functions in the WHERE clause.

> Registered function not being called
> ------------------------------------
>
>                 Key: HHH-6253
>                 URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-6253
>             Project: Hibernate Core
>          Issue Type: Bug
>          Components: core, query-hql
>    Affects Versions: 3.6.3, 3.6.4
>            Reporter: Sebastian H.
>
> Using the following SQL Dialect
> public class ServiceAppMySQL5InnoDBDialect extends MySQL5InnoDBDialect {
> 	public ServiceAppMySQL5InnoDBDialect() {
> 		super();
> 		registerFunction("bitwise_and", new SQLFunctionTemplate(StandardBasicTypes.INTEGER, "(?1 & ?2)"));
> 		registerFunction("hasflags", new SQLFunctionTemplate(StandardBasicTypes.BOOLEAN, "?1 & ?2 = ?2"));
> 	}
> }
> and HQL query
> Query q = em
> 	.createQuery(
> 		"SELECT o FROM "
> 			+ entityClass.getName()
> 			+ " o WHERE hasflags(o.status, :status)")
> 	.setParameter("email", username)
> 	.setParameter("status", status.getBitmask());
> results in the following exception
> Caused by: org.hibernate.hql.ast.QuerySyntaxException: unexpected AST node: ( near line 1, column 50 [SELECT o FROM tv.px.domain.Owner o WHERE hasflags(o.status, :status)]
> 	at org.hibernate.hql.ast.QuerySyntaxException.convert(QuerySyntaxException.java:54)
> 	at org.hibernate.hql.ast.QuerySyntaxException.convert(QuerySyntaxException.java:47)
> 	at org.hibernate.hql.ast.ErrorCounter.throwQueryException(ErrorCounter.java:82)
> 	at org.hibernate.hql.ast.QueryTranslatorImpl.analyze(QueryTranslatorImpl.java:261)
> 	at org.hibernate.hql.ast.QueryTranslatorImpl.doCompile(QueryTranslatorImpl.java:185)
> 	at org.hibernate.hql.ast.QueryTranslatorImpl.compile(QueryTranslatorImpl.java:136)
> 	at org.hibernate.engine.query.HQLQueryPlan.<init>(HQLQueryPlan.java:101)
> 	at org.hibernate.engine.query.HQLQueryPlan.<init>(HQLQueryPlan.java:80)
> 	at org.hibernate.engine.query.QueryPlanCache.getHQLQueryPlan(QueryPlanCache.java:124)
> 	at org.hibernate.impl.AbstractSessionImpl.getHQLQueryPlan(AbstractSessionImpl.java:156)
> 	at org.hibernate.impl.AbstractSessionImpl.createQuery(AbstractSessionImpl.java:135)
> 	at org.hibernate.impl.SessionImpl.createQuery(SessionImpl.java:1770)
> 	at org.hibernate.ejb.AbstractEntityManagerImpl.createQuery(AbstractEntityManagerImpl.java:272)

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