[OPENJPA-228] Could not locate metadata for the class using alias

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.9.6, 0.9.7
• Environment: WindowsXP SP2 full updates 2007-04-25, Informix 10, Java 1.6.0
• Assignee: Unassigned
• Reporter: Tom
• Created: 25/Apr/07 06:59
• Updated: 25/Apr/07 09:22
• Resolved: 25/Apr/07 09:21

Description

This:

List lArticles = lEntityManager.createQuery("select a from Article a where a.iArticlenr < 103").getResultList(); // where articlenr < 103

Results in:

Exception in thread "main" <0.9.7-incubating fatal user error> org.apache.openjpa.persistence.ArgumentException: Could not locate metadata for the class using alias "Article". Registered alias mappings: "

{Article=null}

"
at org.apache.openjpa.meta.MetaDataRepository.getMetaData(MetaDataRepository.java:348)
at org.apache.openjpa.kernel.jpql.JPQLExpressionBuilder.getClassMetaData(JPQLExpressionBuilder.java:167)
at org.apache.openjpa.kernel.jpql.JPQLExpressionBuilder.resolveClassMetaData(JPQLExpressionBuilder.java:145)
at org.apache.openjpa.kernel.jpql.JPQLExpressionBuilder.getCandidateMetaData(JPQLExpressionBuilder.java:214)
at org.apache.openjpa.kernel.jpql.JPQLExpressionBuilder.getCandidateMetaData(JPQLExpressionBuilder.java:184)
at org.apache.openjpa.kernel.jpql.JPQLExpressionBuilder.getCandidateType(JPQLExpressionBuilder.java:177)
at org.apache.openjpa.kernel.jpql.JPQLExpressionBuilder.access$500(JPQLExpressionBuilder.java:64)
at org.apache.openjpa.kernel.jpql.JPQLExpressionBuilder$ParsedJPQL.populate(JPQLExpressionBuilder.java:1671)
at org.apache.openjpa.kernel.jpql.JPQLParser.populate(JPQLParser.java:55)
at org.apache.openjpa.kernel.ExpressionStoreQuery.populateFromCompilation(ExpressionStoreQuery.java:148)
at org.apache.openjpa.kernel.QueryImpl.newCompilation(QueryImpl.java:649)
at org.apache.openjpa.kernel.QueryImpl.compilationFromCache(QueryImpl.java:630)
at org.apache.openjpa.kernel.QueryImpl.compileForCompilation(QueryImpl.java:596)
at org.apache.openjpa.kernel.QueryImpl.compileForExecutor(QueryImpl.java:658)
at org.apache.openjpa.kernel.QueryImpl.getOperation(QueryImpl.java:1483)
at org.apache.openjpa.kernel.DelegatingQuery.getOperation(DelegatingQuery.java:123)
at org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:219)
at org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:269)
at nl.reinders.bm.BMTestOpenJPA.main(BMTestOpenJPA.java:41)

Issue Links

• is cloned by: OPENJPA-229 OpenJPA fails with MappedSuperclasses and Entities with the same short names