[CAY-1305] EJBQL doesn't support null parameters

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.0 beta 1
• Fix Version/s: 3.0RC1
• Component/s: Core Library
• Assignee: Andrey Razumovsky
• Reporter: Andrey Razumovsky
• Created: 10/Nov/09 12:19
• Updated: 11/Nov/09 08:12
• Resolved: 11/Nov/09 08:12

Description

EJBQL parameter cannot be set as null. Test is simple as follows:

EJBQLQuery query = new EJBQLQuery("select p from Painting p WHERE p.toArtist=:x");
query.setParameter("x", null);
createDataContext().performQuery(query);

Caused by: java.lang.ClassCastException: org.apache.cayenne.reflect.generic.DataObjectToOneProperty cannot be cast to org.apache.cayenne.reflect.AttributeProperty
at org.apache.cayenne.access.jdbc.EJBQLConditionTranslator.processParameter(EJBQLConditionTranslator.java:708)
at org.apache.cayenne.access.jdbc.EJBQLConditionTranslator.visitNamedInputParameter(EJBQLConditionTranslator.java:345)