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  1. XMLBeans
  2. XMLBEANS-648

Cannot resolve type for handle _XY_Q=lang|R=lang@http://www.w3.org/XML/1998/namespace when running on java 9+

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      When XsbReader loads internal resources (i.e.: org/apache/xmlbeans/metadata/attribute/http_3A_2F_2Fwww_2Ew3_2Eorg_2FXML_2F1998_2Fnamespace/lang.xsb) it ends up calling SchemaTypeLoaderImpl#typeSystemForComponent. There, _resourceLoader is null, and using the classloader it cannot find resources in packages not exported (declared in module-info.java).

      An alternative would be to have a _resourceLoader that attempts to load the resource with the anchorClass rather than with the classLoader, that way internal resources are visible from within the module.

      The stack of the error that is thrown is:

      Caused by: org.apache.xmlbeans.SchemaTypeLoaderException: Cannot resolve type for handle _XY_Q=lang|R=lang@http://www.w3.org/XML/1998/namespace (org.apache.xmlbeans.metadata.system.sXMLSCHEMA.schemad77felemtype) - code 13at org.apache.xmlbeans/org.apache.xmlbeans.impl.schema.XsbReader.readHandle(XsbReader.java:483)at org.apache.xmlbeans/org.apache.xmlbeans.impl.schema.XsbReader.readTypeRef(XsbReader.java:548)at org.apache.xmlbeans/org.apache.xmlbeans.impl.schema.XsbReader.loadAttribute(XsbReader.java:1282)at org.apache.xmlbeans/org.apache.xmlbeans.impl.schema.XsbReader.readAttributeData(XsbReader.java:1275)at org.apache.xmlbeans/org.apache.xmlbeans.impl.schema.XsbReader.finishLoadingType(XsbReader.java:902)at org.apache.xmlbeans/org.apache.xmlbeans.impl.schema.SchemaTypeSystemImpl.resolveHandle(SchemaTypeSystemImpl.java:940)at org.apache.xmlbeans/org.apache.xmlbeans.SchemaComponent$Ref.getComponent(SchemaComponent.java:111)at org.apache.xmlbeans/org.apache.xmlbeans.SchemaType$Ref.get(SchemaType.java:1072)at org.apache.xmlbeans/org.apache.xmlbeans.impl.schema.SchemaPropertyImpl.getType(SchemaPropertyImpl.java:85)at org.apache.xmlbeans/org.apache.xmlbeans.impl.schema.SchemaTypeImpl.createElementType(SchemaTypeImpl.java:991)at org.apache.xmlbeans/org.apache.xmlbeans.impl.values.XmlObjectBase.create_element_user(XmlObjectBase.java:879)at org.apache.xmlbeans/org.apache.xmlbeans.impl.store.Xobj.getUser(Xobj.java:1597)at org.apache.xmlbeans/org.apache.xmlbeans.impl.store.Xobj.find_element_user(Xobj.java:1968)at org.apache.xmlbeans/org.apache.xmlbeans.impl.xb.xsdschema.impl.SchemaDocumentImpl.getSchema(SchemaDocumentImpl.java:38)at org.apache.xmlbeans/org.apache.xmlbeans.impl.schema.SchemaTypeSystemCompiler.compile(SchemaTypeSystemCompiler.java:163)...

       

      This works fine on java 8 because module access rules are not enforced by java in that version (jpms was introduced in java 9).

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            elrodro83 Rodrigo Merino
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