xml/tests/testData/xml/ComplexRedefine3.xsd

<?xml version="1.0"?>

<!-- Header -->
<xs:schema
             targetNamespace="http://graphml.graphdrawing.org/xmlns/graphml"
             xmlns="http://graphml.graphdrawing.org/xmlns/graphml"
             xmlns:xs="http://www.w3.org/2001/XMLSchema"
             elementFormDefault="qualified"
             attributeFormDefault="unqualified"
>

<!-- Redefinition of the elements in the graphml-structure schema -->
<xs:redefine schemaLocation="ComplexRedefine3_2.xsd">

	<xs:attributeGroup name="key.extra.attrib">
		<xs:attributeGroup ref="key.extra.attrib"/>
		<xs:attribute name="yfiles.type" type="xs:string" use="optional"/>
	</xs:attributeGroup>
	<!-- Definition of the different grouping types -->
	<!-- The grouping type is stored as attribute at the node element -->
	<xs:attributeGroup name="node.extra.attrib">
		<xs:attributeGroup ref="node.extra.attrib"/>
		<xs:attribute name="yfiles.foldertype" type="yfiles.foldertype.type" use="optional"/>
	</xs:attributeGroup>

	<!-- Definition of the different node and edge types -->
	<xs:complexType name="data-extension.type">
	<xs:complexContent mixed="true">
    <xs:extension base="data-extension.type">
				<xs:choice minOccurs="0" maxOccurs="1"/>
		</xs:extension>
	</xs:complexContent>
	</xs:complexType>
</xs:redefine>

<!-- Type of Grouping -->
<xs:simpleType name="yfiles.foldertype.type">
	<xs:restriction base="xs:NMTOKEN">
		<xs:enumeration value="folder"/>
    	<xs:enumeration value="group"/>
    	<xs:enumeration value="leaf"/>
    </xs:restriction>
</xs:simpleType>

</xs:schema>