-- XSD schema extracted from ITU-T H.761 (11/2014)

<!--
XML Schema for the NCL modules

This is NCL
Copyright: 2005 PUC-RIO/LABORATORIO TELEMIDIA, All Rights Reserved.
See http://www.telemidia.puc-rio.br

Public URI: http://www.ncl.org.br/NCL3.1/modules/NCL31TestRule.xsd
Author: TeleMidia Laboratory
Revision: 30/06/2013

Schema for the NCL TestRule module namespace.
-->
<schema xmlns="http://www.w3.org/2001/XMLSchema"
  xmlns:testRule="http://www.ncl.org.br/NCL3.1/TestRule"
  targetNamespace="http://www.ncl.org.br/NCL3.1/TestRule"
  elementFormDefault="qualified" attributeFormDefault="unqualified" >


  <complexType name="rulePrototype">
    <attribute name="id" type="ID" use="optional"/>
    <attribute name="var" type="string" use="required"/>
    <attribute name="value" type="string" use="required"/>
    <attribute name="comparator" use="required">
      <simpleType>
        <restriction base="string">
          <enumeration value="eq"/>
          <enumeration value="ne"/>
          <enumeration value="gt"/>
          <enumeration value="gte"/>
          <enumeration value="lt"/>
          <enumeration value="lte"/>
        </restriction>
      </simpleType>
    </attribute>
  </complexType>

  <complexType name="compositeRulePrototype">
    <choice minOccurs="2" maxOccurs="unbounded">
      <element ref="testRule:rule"/> 
      <element ref="testRule:compositeRule"/>   
    </choice>
    <attribute name="id" type="ID" use="required"/>
    <attribute name="operator" use="required">
      <simpleType>
        <restriction base="string">
          <enumeration value="and"/>
          <enumeration value="or"/>
        </restriction>
      </simpleType>
    </attribute>
  </complexType>

  <complexType name="ruleBasePrototype">
    <attribute name="id" type="ID" use="optional"/>
  </complexType>

  <!-- declare global elements in this module -->
  <element name="rule" type="testRule:rulePrototype"/>
  <element name="compositeRule" type="testRule:compositeRulePrototype"/>
  <element name="ruleBase" type="testRule:ruleBasePrototype"/>

</schema>