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<?xml version="1.0" encoding="ISO-8859-1" ?>
<!--
Schema Component Constraint: Derivation Valid (Extension)
1.3 If it has an {attribute wildcard}, the complex type definition must
also have one, and the base type definition's {attribute wildcard}'s
{namespace constraint} must be a subset of the complex type definition's
{attribute wildcard}'s {namespace constraint}, as defined by Wildcard Subset (<28>3.10.6).
-->
<schema xmlns="http://www.w3.org/2001/XMLSchema"
targetNamespace="http://FOO"
xmlns:foo="http://FOO"
elementFormDefault="qualified">
<element name="foo">
<complexType>
<sequence>
<element name="bar.A" type="foo:type.A" />
<element name="bar.B" type="foo:type.B" />
</sequence>
</complexType>
</element>
<complexType name="type.A">
<complexContent>
<!-- This is OK, since the complete wildcard
is the wildcard of the base type. -->
<extension base="foo:base.type.A" />
</complexContent>
</complexType>
<complexType name="base.type.A">
<anyAttribute namespace="##any" processContents="skip" />
</complexType>
<complexType name="type.B">
<complexContent>
<extension base="foo:base.type.B">
<!-- This is OK, since the complete wildcard is a union
of "##any" and "http://FOO" = "##any". Thus the complete
wildcard is equal to that one in the base class. -->
<anyAttribute namespace="http://FOO" processContents="skip" />
</extension>
</complexContent>
</complexType>
<complexType name="base.type.B">
<anyAttribute namespace="##any" processContents="skip" />
</complexType>
</schema>