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Posted to dev@openjpa.apache.org by "yangjun (JIRA)" <ji...@apache.org> on 2013/07/11 05:49:48 UTC
[jira] [Commented] (OPENJPA-2403) Enhancer yields "does not have a
public no-args constructor." exception for entity with protected qualified
constructor
[ https://issues.apache.org/jira/browse/OPENJPA-2403?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13705440#comment-13705440 ]
yangjun commented on OPENJPA-2403:
----------------------------------
I am now facing same problem
even
Kunde() {
// jpa constructor
}
> Enhancer yields "does not have a public no-args constructor." exception for entity with protected qualified constructor
> -----------------------------------------------------------------------------------------------------------------------
>
> Key: OPENJPA-2403
> URL: https://issues.apache.org/jira/browse/OPENJPA-2403
> Project: OpenJPA
> Issue Type: Bug
> Components: Enhance
> Affects Versions: 2.0.3, 2.1.2, 2.3.0, 2.2.3
> Reporter: Albert Lee
> Assignee: Albert Lee
> Attachments: OPENJPA-2403.patch
>
>
> Entity with protected qualified constructor:
> @Entity
> public class Kunde {
> ....
> protected Kunde() {
> // jpa constructor
> }
> ....
> }
> causes enhancer to fail with message like:
> C:\>wsenhancer test\Kun*.class
> 82 ConstructorDemoWeb INFO [main] openjpa.Tool - Enhancer running on type "class at.arz.domain.core.Kunde".
> Exception in thread "main" <openjpa-2.2.3-SNAPSHOT-r422266:1485013 fatal user error> org.apache.openjpa.util.MetaDataException: The id class "class test.Kundennummer"
> specified by type "class test.Kunde" does not have a public no-args constructor.
> at org.apache.openjpa.meta.ClassMetaData.validateAppIdClassMethods(ClassMetaData.java:2161)
> at org.apache.openjpa.meta.ClassMetaData.validateAppIdClass(ClassMetaData.java:2067)
> at org.apache.openjpa.meta.ClassMetaData.validateIdentity(ClassMetaData.java:2034)
> at org.apache.openjpa.meta.ClassMetaData.validateMeta(ClassMetaData.java:1946)
> at org.apache.openjpa.meta.ClassMetaData.resolve(ClassMetaData.java:1807)
> at org.apache.openjpa.meta.MetaDataRepository.processBuffer(MetaDataRepository.java:828)
> at org.apache.openjpa.meta.MetaDataRepository.resolveMeta(MetaDataRepository.java:725)
> at org.apache.openjpa.meta.MetaDataRepository.resolve(MetaDataRepository.java:649)
> at org.apache.openjpa.meta.MetaDataRepository.getMetaDataInternal(MetaDataRepository.java:417)
> at org.apache.openjpa.meta.MetaDataRepository.getMetaData(MetaDataRepository.java:388)
> at org.apache.openjpa.enhance.PCEnhancer.<init>(PCEnhancer.java:286)
> at org.apache.openjpa.enhance.PCEnhancer.run(PCEnhancer.java:4885)
> at org.apache.openjpa.enhance.PCEnhancer.run(PCEnhancer.java:4831)
> at org.apache.openjpa.enhance.PCEnhancer$1.run(PCEnhancer.java:4801)
> at org.apache.openjpa.lib.conf.Configurations.launchRunnable(Configurations.java:761)
> at org.apache.openjpa.lib.conf.Configurations.runAgainstAllAnchors(Configurations.java:751)
> at org.apache.openjpa.enhance.PCEnhancer.run(PCEnhancer.java:4796)
> at org.apache.openjpa.enhance.PCEnhancer.main(PCEnhancer.java:4787)
> Caused by: java.lang.NoSuchMethodException: test.Kundennummer.<init>()
> at java.lang.Class.throwNoSuchMethodException(Class.java:327)
> at java.lang.Class.getConstructor(Class.java:354)
> at org.apache.openjpa.meta.ClassMetaData.validateAppIdClassMethods(ClassMetaData.java:2159)
> ... 17 more
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