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Re: [eclipselink-users] MalformedURLException in sdo-compiler
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On Wednesday 09 July 2008, David Goodenough wrote:
> I am trying to run the sdo-compiler against some of the OASIS xsd files
> but when I try I get a MalformedURLException when resolving schemas.
>
> This is using 1.0M11.
>
> The first exception I get is:-
>
> [EL Warning]: 2008.07.09 11:41:48.932--Thread(Thread[main,5,main])--An
> java.net.MalformedURLException occurred processing referenced schema with
> uri
> urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2
> with schemaLocation ../common/UBL-CommonAggregateComponents-2.0.xsd.
> [EL Finest]: 2008.07.09
> 11:41:48.947--Thread(Thread[main,5,main])--java.net.MalformedURLException:
> no protocol: ../common/UBL-CommonAggregateComponents-2.0.xsd
> at java.net.URL.<init>(URL.java:567)
> at java.net.URL.<init>(URL.java:464)
> at java.net.URL.<init>(URL.java:413)
> at
> org.eclipse.persistence.sdo.helper.DefaultSchemaResolver.resolveSchema(Defa
>ultSchemaResolver.java:55) at
> org.eclipse.persistence.sdo.helper.SchemaResolverWrapper.resolveSchema(Sche
>maResolverWrapper.java:61) at
> org.eclipse.persistence.sdo.helper.SDOTypesGenerator.getReferencedSchema(SD
>OTypesGenerator.java:2056) at
> org.eclipse.persistence.sdo.helper.SDOTypesGenerator.getSchema(SDOTypesGene
>rator.java:2025) at
> org.eclipse.persistence.sdo.helper.SDOTypesGenerator.getSchema(SDOTypesGene
>rator.java:1999) at
> org.eclipse.persistence.sdo.helper.SDOTypesGenerator.define(SDOTypesGenerat
>or.java:108) at
> org.eclipse.persistence.sdo.helper.SDOClassGenerator.generate(SDOClassGener
>ator.java:209) at
> org.eclipse.persistence.sdo.helper.SDOClassGenerator.generate(SDOClassGener
>ator.java:175) at
> org.eclipse.persistence.sdo.helper.SDOClassGenerator.main(SDOClassGenerator
>.java:111)
>
> Looking at the relevant line in the xsd file, it starts:-
>
> <?xml version="1.0" encoding="UTF-8"?>
> <!--
> Document Type: Invoice
> Generated On: Tue Oct 03 2:26:38 P3 2006
>
> -->
> <!-- ===== xsd:schema Element With Namespaces Declarations ===== -->
> <xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema";
>
> targetNamespace="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2"
> xmlns="urn:oasis:names:specification:ubl:schema:xsd:Invoice-2"
> xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComp
>onents-2"
> xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponen
>ts-2"
> xmlns:udt="urn:un:unece:uncefact:data:specification:UnqualifiedDataTypesSch
>emaModule:2" xmlns:ccts="urn:un:unece:uncefact:documentation:2"
>
> xmlns:ext="urn:oasis:names:specification:ubl:schema:xsd:CommonExtensionComp
>onents-2"
> xmlns:qdt="urn:oasis:names:specification:ubl:schema:xsd:QualifiedDatatypes-
>2" elementFormDefault="qualified"
> attributeFormDefault="unqualified"
> version="2.0">
> <!-- ===== Imports ===== -->
> <xsd:import
> namespace="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComp
>onents-2" schemaLocation="../common/UBL-CommonAggregateComponents-2.0.xsd"/>
>
> and I think it is complaining about schemaLocation.
>
> I guess this is because of the lack of a protocol.
>
> I am using Sun Java 6 on linux, using its default XML code.
>
> Perhaps the code in DefaultSchemaResolver needs to trap this exception and
> try adding file:/// to the front of the URL. I do not know whether this is
> really a fault with the OASIS xsd file but they have been in the field for
> a while and I am sure of XML parsers generally objected to this it would
> have been picked up as a problem.
>
> In fact looking at the code, should DefaultSchemaResolver.java line 55
> which currently reads:-
>
> schemaUrl = new URL(schemaLocation);
>
> read instead:-
>
> schemaUrl = new URI(schemaLocation).toUrl();
>
> as the javadoc for URI says that it can handle this kind of specification
> without a protocol.
https://bugs.eclipse.org/bugs/show_bug.cgi?id=240166 opened.
David
