Sounds good...go ahead and check it in ;-)

I'll look at my own eclipse issues and see whats up.

Good catch on this stuff.

Jeff

Sachin Patel wrote:
I added <xsd:import namespace="http://www.w3.org/XML/1998/namespace"; schemaLocation="http://www.w3.org/2001/xml.xsd"/> and reran validation and the following 2 errors did go away:

(1) Error resolving component 'xml:lang'. It was detected that 'xml:lang' is in namespace 'http://www.w3.org/XML/1998/namespace', but components from this namespace are not referenceable from schema document 'file:///Users/sppatel/workspaces/runtime-workbench-workspace/a/schema/geronimo-security-1.1.xsd'. If this is the incorrect namespace, perhaps the prefix of 'xml:lang' needs to be changed. If this is the correct namespace, then an appropriate 'import' tag should be added to 'file:///Users/sppatel/workspaces/runtime-workbench-workspace/a/schema/geronimo-security-1.1.xsd'. geronimo-security-1.1.xsd a/schema line 80 November 30, 2005 12:20:39 PM 10

(2) The content of 'descriptionType' is invalid. Element 'attribute' is invalid, misplaced, or occurs too often. geronimo-security-1.1.xsd a/schema line 80 November 30, 2005 12:20:39 PM 11

Are you running with WTP which comes with the XML validators? Then you would right click on the resource and run "validation". Or are you running a plain vanilla eclipse? I don't think plain eclipse comes with any XML support, validators in particular.

Sachin


Jeff Genender wrote:
Yep I tried that.  No dice.

Sachin Patel wrote:
On the security xsd did you use <xsd:import.. rather then <xs:import...? I haven't tried with yet with schemaLocation="http://www.w3.org/2001/xml.xsd.
Jeff Genender wrote:
Sachin,

Thanks for the links. They were helpful, and it allowed me to investigate further and Google this issue. Yep...you are correct, the imports are not transitive...which just seems crazy to me. Here is the link to the spec:

http://www.w3.org/TR/2004/REC-xmlschema-1-20041028/#src-resolve

In particular... 3.15.3(4.2.2)

Its not so clear...you have to read it several times to get that the transitivity does not exist. Based on majority consensus of this issue, it appears you are correct.

So you have changed my mind ;-)

Are you getting this to clear up the security xsd? I still have problems there.

Jeff



Sachin Patel wrote:
Still trying to hunt down an official statement in the specification, couldn't find it at first glance, but in the meantime I did find other postings..

http://www.idealliance.org/papers/dx_xmle03/papers/03-04-03/03-04-03.html

"It should be noted that XSD imports have a little-known property: they are not transitive."

As well as...

http://www.eclipse.org/newsportal/article.php?id=1193&group=eclipse.technology.xsd


Jeff Genender wrote:


Sachin Patel wrote:
I personally think this fix should go in, not because a particular IDE or modeling tool does not tollerate it, but because its recommend as best practice or required by specification. So if its true that imports aren't transitive, then the import should be added.

I have to agree with DJ on this one. If its us, then obviously we need to fix it. If its eclipse, then they need to fix it. Based on your statement, do you have a copy of the blurb that states the imports do not follow through from other imports?

The fact it works in other IDEs and XMLBeans parses it, leads me to believe its an Eclipse issue. In fact running a schema validation in Oxygen answers it as fully validated...and I tend to believe Oxygen as they are one of the leaders in XML/XSD toolsets.

However, I am more than happy to change my views if this is truly a specification issue.

Also, I tried that import in the security XSD, and it does not seem to get rid of the error.

If we do need to include the import, your patch needs to be this:

<xs:import namespace="http://www.w3.org/XML/1998/namespace"; schemaLocation="http://www.w3.org/2001/xml.xsd";>

Your patch currently references a deprecated xsd.

Jeff

Sachin

David Jencks wrote:

On Nov 29, 2005, at 12:43 PM, Jeff Genender wrote:

Is XMLBeans able to work with it in its current form?

Yes, and I admit to ignoring this problem since I tend to trust xmlbeans as the final arbiter of xml schema compliance. I think we might want to ask on the xmlbeans list for their opinion. Right now I don't have the bandwidth for it.

thanks
david jencks

IntelliJ seems to accept it. I am just getting the error in Eclipse...this is why this concerns me a little.

Sachin Patel wrote:
Jeff,
According to Ed, the schema isn't valid without the import. See his response below.
-------- Original Message --------
Subject: Re: EMF can't resolve xml:lang in schema
Date: Tue, 29 Nov 2005 11:40:34 -0500
From: Ed Merks <[EMAIL PROTECTED]>
Organization: EclipseCorner
Newsgroups: eclipse.tools.emf
References: <[EMAIL PROTECTED]>
Sachin,
Imports in XML Schema are not transitive. I.e., importing a schema that in turn contains imports doesn't mean you have indirectly imported all those too. So if you use xml:lang in your schema, your schema must contain an import for that. Without that import, your schema isn't valid.
Jeff Genender wrote:
I don't think you want to import this...the 1998 schema is supposed to be redirected to the 2001 version. It should already be imported from the reference to http://www.w3.org/2001/XMLSchema at he top.

Are you having problems building from the command liine or from within Eclipse.

Apparently there seems to be an issue in Eclipse with the subversion plugin that causes. I have not looked heavily into this issue...it can be found here:

http://www.eclipse.org/newsportal/article.php?id=1390&group=eclipse.technology.xsd

Jeff

Sachin Patel wrote:
Yes, I see this validation error as well. There is a similar error also with geronimo-security-1.0.xsd. There is already an existing jira opened for this. In the tools, this problem prevents EMF code generation from completing and as a workaround I patch the schema prior to codegen by including the following import for geronimo-connector-1.0.xsd.

<xs:import namespace="http://www.w3.org/XML/1998/namespace"; schemaLocation="xml.xsd"/>


Brian Bonner wrote:
I'm getting an error in the geronimo-connector-1.0.xsd, but I'm not
sure if it's because of Eclipse's WTP or something else.

here's the error:

src-resolve.4.2: Error resolving component 'xml:lang'. It was detected
that 'xml:lang' is in namespace
'http://www.w3.org/XML/1998/namespace', but components from this
namespace are not referenceable from schema document
'file:///C:/workspace_paraware/testschema/schema/geronimo-connector-1.0.xsd'. If this is the incorrect namespace, perhaps the prefix of 'xml:lang'
needs to be changed. If this is the correct namespace, then an
appropriate 'import' tag should be added to
'file:///C:/workspace_paraware/testschema/schema/geronimo-connector-1.0.xsd'.

it's occurring in line 391:

    <xs:complexType name="descriptionType">
        <xs:simpleContent>
            <xs:extension base="xs:string">
<xs:attribute ref="xml:lang"/> <!-- right here -->
            </xs:extension>
        </xs:simpleContent>
    </xs:complexType>

Is anyone else seeing this?

Brian









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