<?xml version="1.0" encoding="UTF-8"?>
<schema targetNamespace="urn:oasis:names:tc:SAML:1.0:assertion"
        xmlns:ds="http://www.w3.org/2000/09/xmldsig#"
        xmlns:saml="urn:oasis:names:tc:SAML:1.0:assertion"
        xmlns="http://www.w3.org/2001/XMLSchema"
        elementFormDefault="unqualified"
        attributeFormDefault="unqualified" version="1.1">
  <import namespace="http://www.w3.org/2000/09/xmldsig#"
          schemaLocation="http://www.w3.org/TR/xmldsig-core/xmldsig-core-schema.xsd"/>
  <annotation>
    <documentation>
      Document identifier: oasis-sstc-saml-schema-assertion-1.1
      Location: http://www.oasis-open.org/committees/documents.php?wg_abbrev=security
      Revision history:
      V1.0 (November, 2002):
      Initial standard schema.
      V1.1 (September, 2003):
      * Note that V1.1 of this schema has the same XML namespace as V1.0.
      Rebased ID content directly on XML Schema types
      Added DoNotCacheCondition element and DoNotCacheConditionType
    </documentation>
  </annotation>
  <simpleType name="DecisionType">
    <restriction base="string">

      <enumeration value="Permit"/>
      <enumeration value="Deny"/>
      <enumeration value="Indeterminate"/>
    </restriction>
  </simpleType>
  <element name="AssertionIDReference" type="NCName"/>
  <element name="Assertion" type="saml:AssertionType"/>
  <complexType name="AssertionType">
    <sequence>

      <element ref="saml:Conditions" minOccurs="0"/>
      <element ref="saml:Advice" minOccurs="0"/>
      <choice maxOccurs="unbounded">
        <element ref="saml:Statement"/>
        <element ref="saml:SubjectStatement"/>
        <element ref="saml:AuthenticationStatement"/>
        <element ref="saml:AuthorizationDecisionStatement"/>
        <element ref="saml:AttributeStatement"/>
      </choice>

      <element ref="ds:Signature" minOccurs="0"/>
    </sequence>
    <attribute name="MajorVersion" type="integer" use="required"/>
    <attribute name="MinorVersion" type="integer" use="required"/>
    <attribute name="AssertionID" type="ID" use="required"/>
    <attribute name="Issuer" type="string" use="required"/>
    <attribute name="IssueInstant" type="dateTime" use="required"/>
  </complexType>
  <element name="Conditions" type="saml:ConditionsType"/>

  <complexType name="ConditionsType">
    <choice minOccurs="0" maxOccurs="unbounded">
      <element ref="saml:AudienceRestrictionCondition"/>
      <element ref="saml:DoNotCacheCondition"/>
      <element ref="saml:Condition"/>
    </choice>
    <attribute name="NotBefore" type="dateTime" use="optional"/>
    <attribute name="NotOnOrAfter" type="dateTime" use="optional"/>
  </complexType>

  <element name="Condition" type="saml:ConditionAbstractType"/>
  <complexType name="ConditionAbstractType" abstract="true"/>
  <element name="AudienceRestrictionCondition" type="saml:AudienceRestrictionConditionType"/>
  <complexType name="AudienceRestrictionConditionType">
    <complexContent>
      <extension base="saml:ConditionAbstractType">
        <sequence>
          <element ref="saml:Audience" maxOccurs="unbounded"/>
        </sequence>

      </extension>
    </complexContent>
  </complexType>
  <element name="Audience" type="anyURI"/>
  <element name="DoNotCacheCondition" type="saml:DoNotCacheConditionType"/>
  <complexType name="DoNotCacheConditionType">
    <complexContent>
      <extension base="saml:ConditionAbstractType"/>
    </complexContent>

  </complexType>
  <element name="Advice" type="saml:AdviceType"/>
  <complexType name="AdviceType">
    <choice minOccurs="0" maxOccurs="unbounded">
      <element ref="saml:AssertionIDReference"/>
      <element ref="saml:Assertion"/>
      <any namespace="##other" processContents="lax"/>
    </choice>
  </complexType>

  <element name="Statement" type="saml:StatementAbstractType"/>
  <complexType name="StatementAbstractType" abstract="true"/>
  <element name="SubjectStatement" type="saml:SubjectStatementAbstractType"/>
  <complexType name="SubjectStatementAbstractType" abstract="true">
    <complexContent>
      <extension base="saml:StatementAbstractType">
        <sequence>
          <element ref="saml:Subject"/>
        </sequence>

      </extension>
    </complexContent>
  </complexType>
  <element name="Subject" type="saml:SubjectType"/>
  <complexType name="SubjectType">
    <choice>
      <sequence>
        <element ref="saml:NameIdentifier"/>
        <element ref="saml:SubjectConfirmation" minOccurs="0"/>

      </sequence>
      <element ref="saml:SubjectConfirmation"/>
    </choice>
  </complexType>
  <element name="NameIdentifier" type="saml:NameIdentifierType"/>
  <complexType name="NameIdentifierType">
    <simpleContent>
      <extension base="string">
        <attribute name="NameQualifier" type="string" use="optional"/>

        <attribute name="Format" type="anyURI" use="optional"/>
      </extension>
    </simpleContent>
  </complexType>
  <element name="SubjectConfirmation" type="saml:SubjectConfirmationType"/>
  <complexType name="SubjectConfirmationType">
    <sequence>
      <element ref="saml:ConfirmationMethod" maxOccurs="unbounded"/>
      <element ref="saml:SubjectConfirmationData" minOccurs="0"/>

      <element ref="ds:KeyInfo" minOccurs="0"/>
    </sequence>
  </complexType>
  <element name="SubjectConfirmationData" type="anyType"/>
  <element name="ConfirmationMethod" type="anyURI"/>
  <element name="AuthenticationStatement" type="saml:AuthenticationStatementType"/>
  <complexType name="AuthenticationStatementType">
    <complexContent>
      <extension base="saml:SubjectStatementAbstractType">

        <sequence>
          <element ref="saml:SubjectLocality" minOccurs="0"/>
          <element ref="saml:AuthorityBinding" minOccurs="0" maxOccurs="unbounded"/>
        </sequence>
        <attribute name="AuthenticationMethod" type="anyURI" use="required"/>
        <attribute name="AuthenticationInstant" type="dateTime" use="required"/>
      </extension>
    </complexContent>
  </complexType>

  <element name="SubjectLocality" type="saml:SubjectLocalityType"/>
  <complexType name="SubjectLocalityType">
    <attribute name="IPAddress" type="string" use="optional"/>
    <attribute name="DNSAddress" type="string" use="optional"/>
  </complexType>
  <element name="AuthorityBinding" type="saml:AuthorityBindingType"/>
  <complexType name="AuthorityBindingType">
    <attribute name="AuthorityKind" type="QName" use="required"/>
    <attribute name="Location" type="anyURI" use="required"/>

    <attribute name="Binding" type="anyURI" use="required"/>
  </complexType>
  <element name="AuthorizationDecisionStatement" type="saml:AuthorizationDecisionStatementType"/>
  <complexType name="AuthorizationDecisionStatementType">
    <complexContent>
      <extension base="saml:SubjectStatementAbstractType">
        <sequence>
          <element ref="saml:Action" maxOccurs="unbounded"/>
          <element ref="saml:Evidence" minOccurs="0"/>

        </sequence>
        <attribute name="Resource" type="anyURI" use="required"/>
        <attribute name="Decision" type="saml:DecisionType" use="required"/>
      </extension>
    </complexContent>
  </complexType>
  <element name="Action" type="saml:ActionType"/>
  <complexType name="ActionType">
    <simpleContent>

      <extension base="string">
        <attribute name="Namespace" type="anyURI"/>
      </extension>
    </simpleContent>
  </complexType>
  <element name="Evidence" type="saml:EvidenceType"/>
  <complexType name="EvidenceType">
    <choice maxOccurs="unbounded">
      <element ref="saml:AssertionIDReference"/>
      <element ref="saml:Assertion"/>
    </choice>
  </complexType>
  <element name="AttributeStatement" type="saml:AttributeStatementType"/>
  <complexType name="AttributeStatementType">
    <complexContent>
      <extension base="saml:SubjectStatementAbstractType">
        <sequence>
          <element ref="saml:Attribute" maxOccurs="unbounded"/>

        </sequence>
      </extension>
    </complexContent>
  </complexType>
  <element name="AttributeDesignator" type="saml:AttributeDesignatorType"/>
  <complexType name="AttributeDesignatorType">
    <attribute name="AttributeName" type="string" use="required"/>
    <attribute name="AttributeNamespace" type="anyURI" use="required"/>
  </complexType>

  <element name="Attribute" type="saml:AttributeType"/>
  <complexType name="AttributeType">
    <complexContent>
      <extension base="saml:AttributeDesignatorType">
        <sequence>
          <element ref="saml:AttributeValue" maxOccurs="unbounded"/>
        </sequence>
      </extension>
    </complexContent>

  </complexType>
  <element name="AttributeValue" type="anyType"/>
</schema>