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Re: [eclipselink-users] @XmlValue and @XmlJoinNode usage
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Hi again,
There https://bugs.eclipse.org/bugs/show_bug.cgi?id=367803
p.s.: This is my first bug report, if there's anything else I need to
do, do tell me...
El mar, 03-01-2012 a las 16:42 -0500, Blaise Doughan escribió:
> Hi Jorge,
>
> I have been able to re-create the exception that you are seeing.
> Would you mind entering a bug for this issue (against the MOXy
> component)?
> * https://bugs.eclipse.org/bugs/enter_bug.cgi?product=EclipseLink
> -Blaise
>
> On 03/01/2012 12:52 PM, Jorge Arrieta wrote:
> > Hey,
> >
> > I'm trying to enable xml validation using moxy, which works alright.
> > Except that displaying a bunch of inter-referenced objects on the
> > same document means using the @XmlKey and @XmlJoinNode annotations
> > (since ids can and definitely will collide, so xs:id is out of
> > question).
> > And came across this:
> > Exception Description: The property or field key must be an attribute because another field or property is annotated with XmlValue.
> > - with linked exception:
> > [Exception [EclipseLink-50010] (Eclipse Persistence Services - 2.3.2.v20111125-r10461): org.eclipse.persistence.exceptions.JAXBException
> > Exception Description: The property or field key must be an attribute because another field or property is annotated with XmlValue.]
> > at org.eclipse.persistence.jaxb.JAXBContext$TypeMappingInfoInput.createContextState(JAXBContext.java:832)
> > at org.eclipse.persistence.jaxb.JAXBContext.<init>(JAXBContext.java:143)
> > at org.eclipse.persistence.jaxb.JAXBContextFactory.createContext(JAXBContextFactory.java:142)
> > at org.eclipse.persistence.jaxb.JAXBContextFactory.createContext(JAXBContextFactory.java:129)
> > at org.eclipse.persistence.jaxb.JAXBContextFactory.createContext(JAXBContextFactory.java:93)
> > at org.eclipse.persistence.jaxb.JAXBContextFactory.createContext(JAXBContextFactory.java:83)
> > ...
> > Caused by: Exception [EclipseLink-50010] (Eclipse Persistence Services - 2.3.2.v20111125-r10461): org.eclipse.persistence.exceptions.JAXBException
> > Exception Description: The property or field key must be an attribute because another field or property is annotated with XmlValue.
> > at org.eclipse.persistence.exceptions.JAXBException.propertyOrFieldShouldBeAnAttribute(JAXBException.java:233)
> > at org.eclipse.persistence.jaxb.compiler.AnnotationsProcessor.finalizeProperties(AnnotationsProcessor.java:763)
> > at org.eclipse.persistence.jaxb.compiler.AnnotationsProcessor.processClassesAndProperties(AnnotationsProcessor.java:237)
> > at org.eclipse.persistence.jaxb.compiler.Generator.<init>(Generator.java:147)
> > at org.eclipse.persistence.jaxb.JAXBContext$TypeMappingInfoInput.createContextState(JAXBContext.java:829)
> > ... 17 more
> >
> > but, it IS an attribute:
> > public class VOEntryType {
> > @XmlJoinNode(referencedXmlPath = "@id", xmlPath = "@id")
> > public Opcion key;
> >
> > @XmlValue
> > public Integer value;
> > }
> >
> > (Yep, entrytype, because this is being used in an Adapter from map
> > to list)
> >
> > Now, trying annotating it like this (which looks weird):
> >
> > @XmlAttribute
> > @XmlJoinNode(referencedXmlPath = "@id", xmlPath = "@id")
> > public Opcion key;
> >
> > Gets me a different exception (which without looking much into the
> > code I guess is because there's a two/n-pass process going on, in
> > which the xmlpath kind of annotations come last):
> >
> > java.lang.NullPointerException
> > at org.eclipse.persistence.jaxb.compiler.SchemaGenerator.buildSchemaComponentsForXPath(SchemaGenerator.java:1018)
> > at org.eclipse.persistence.jaxb.compiler.SchemaGenerator.addXmlJoinNodesToSchema(SchemaGenerator.java:2036)
> > at org.eclipse.persistence.jaxb.compiler.SchemaGenerator.addToSchemaType(SchemaGenerator.java:434)
> > at org.eclipse.persistence.jaxb.compiler.SchemaGenerator.populateSchemaTypes(SchemaGenerator.java:549)
> > at org.eclipse.persistence.jaxb.compiler.SchemaGenerator.generateSchema(SchemaGenerator.java:146)
> > at org.eclipse.persistence.jaxb.compiler.SchemaGenerator.generateSchema(SchemaGenerator.java:132)
> > at org.eclipse.persistence.jaxb.compiler.Generator.generateSchemaFiles(Generator.java:209)
> > at org.eclipse.persistence.jaxb.JAXBContext.generateSchema(JAXBContext.java:242)
> > at org.eclipse.persistence.jaxb.JAXBContext.generateSchema(JAXBContext.java:215)
> > ...
> >
> > So, the question is, is using an @XmlValue in conjunction with a
> > @XmlJoinNode annotation possible / are there any workarounds?
> >
> > p.s.: eclipselink-2.3.2.v20111125-r10461
> >
> >
> >
> > _______________________________________________
> > eclipselink-users mailing list
> > eclipselink-users@xxxxxxxxxxx
> > https://dev.eclipse.org/mailman/listinfo/eclipselink-users
