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From "Daniel Kulp (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (CXF-3732) xjc generates no JAXBElement for nillable element with required attribute
Date Tue, 30 Aug 2011 16:23:37 GMT

     [ https://issues.apache.org/jira/browse/CXF-3732?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Daniel Kulp resolved CXF-3732.
------------------------------

       Resolution: Won't Fix
    Fix Version/s: Invalid
         Assignee: Daniel Kulp


This is not a CXF bug but is a JAXB bug.  I've gone ahead and logged an issue with them:

http://java.net/jira/browse/JAXB-858



> xjc generates no JAXBElement for nillable element with required attribute 
> --------------------------------------------------------------------------
>
>                 Key: CXF-3732
>                 URL: https://issues.apache.org/jira/browse/CXF-3732
>             Project: CXF
>          Issue Type: Bug
>          Components: JAXB Databinding
>    Affects Versions: 2.3.4
>            Reporter: Dirk Lattermann
>            Assignee: Daniel Kulp
>             Fix For: Invalid
>
>
> Please consider the following schema:
> {quote}
> <?xml version="1.0" encoding="UTF-8" ?>
> <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns="http://www.example.org"
targetNamespace="http://www.example.org" elementFormDefault="qualified">
>   <xsd:element name="root">
>     <xsd:complexType>
>       <xsd:sequence>
>         <xsd:element name="eal" nillable="true">
>           <xsd:complexType>
>             <xsd:simpleContent>
>               <xsd:extension base="xsd:string">
>                 <xsd:attribute name="att" type="xsd:string" use="required"/>
>               </xsd:extension>
>             </xsd:simpleContent>
>           </xsd:complexType>
>         </xsd:element>
>       </xsd:sequence>
>     </xsd:complexType>
>   </xsd:element>
> {quote}
> Running this through xjc generates a member {{eal}} of type {{Root.Eal}} in {{Root}},
not of type {{JAXBElement<Root.Eal>}}.
> This makes it impossible to unmarshal a document like
> {quote}
> <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
> <root xmlns="http://www.example.org" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
>     <eal att="j" xsi:nil="true"/>
> </root>
> {quote}
> and obtain the value for attribute {{att}} in {{eal}}, since {{eal}} is null. The above
XML document cannot be represented in the classes generated by xjc.

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