<?xml version="1.0" encoding="UTF-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified">
	<xs:import namespace="http://www.w3.org/XML/1998/namespace" schemaLocation="http://www.w3.org/2001/xml.xsd"/>
	<xs:include schemaLocation="http://zlst.org/schemas/2001/PrincipalType/PrincipalType.xsd"/>
	
	<xs:complexType name="RealmType" abstract="true">
		<xs:annotation>
			<xs:documentation>Extends PrincipalType to define a group of resources that are implemented and secured as a group.</xs:documentation>
		</xs:annotation>
		<xs:complexContent>
			<xs:extension base="PrincipalType"/>				
		</xs:complexContent>
	</xs:complexType>
	
</xs:schema>