Hi,

I am trying to develop an application which is going to be XACML 2.0
compliant. So I planned to use castor 1.1.1 since it has substitution
group support in it which is required by XACML 2.0. I am using the xsd
files (attached to this mail) to generate the source code. I am not
using any binding files. I am using the commandline option -package
com.ca.eiam.xacml.castor.context for context xsd and -package
com.ca.eiam.xacml.castor.policy for policy xsd. Source code gets
generated fine but then when i try to compile it, it fails. I had to
manually add import statements in a couple of files to make it
compile.

Then when i try to validate the IIE001 PolicySetId1.xml file
(attached) containing the PolicySet  it throws an exception

exception: java.lang.Exception: unable to find FieldDescriptor for
'Apply' in ClassDescriptor of Condition{File: [not available]; line:
28; column: 105}

I am very new to using castor, Am i missing some thing here? Do i have
to use a binding file to resolve this?

Any help is highly appreciated.

Regards,
Sami.
<?xml version="1.0" encoding="UTF-8"?>
<xs:schema targetNamespace="urn:oasis:names:tc:xacml:2.0:context:schema:os" 
xmlns:xacml="urn:oasis:names:tc:xacml:2.0:policy:schema:os" 
xmlns:xacml-context="urn:oasis:names:tc:xacml:2.0:context:schema:os" 
xmlns:xs="http://www.w3.org/2001/XMLSchema"; elementFormDefault="qualified" 
attributeFormDefault="unqualified">
        <xs:import namespace="urn:oasis:names:tc:xacml:2.0:policy:schema:os" 
schemaLocation="http://docs.oasis-open.org/xacml/access_control-xacml-2.0-policy-schema-os.xsd"/>
        <!--    -->
        <xs:element name="Request" type="xacml-context:RequestType"/>
        <xs:complexType name="RequestType">
                <xs:sequence>
                        <xs:element ref="xacml-context:Subject" 
maxOccurs="unbounded"/>
                        <xs:element ref="xacml-context:Resource" 
maxOccurs="unbounded"/>
                        <xs:element ref="xacml-context:Action"/>
                        <xs:element ref="xacml-context:Environment"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="Response" type="xacml-context:ResponseType"/>
        <xs:complexType name="ResponseType">
                <xs:sequence>
                        <xs:element ref="xacml-context:Result" 
maxOccurs="unbounded"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="Subject" type="xacml-context:SubjectType"/>
        <xs:complexType name="SubjectType">
                <xs:sequence>
                        <xs:element ref="xacml-context:Attribute" minOccurs="0" 
maxOccurs="unbounded"/>
                </xs:sequence>
                <xs:attribute name="SubjectCategory" type="xs:anyURI" 
default="urn:oasis:names:tc:xacml:1.0:subject-category:access-subject"/>
        </xs:complexType>
        <!-- -->
        <xs:element name="Resource" type="xacml-context:ResourceType"/>
        <xs:complexType name="ResourceType">
                <xs:sequence>
                        <xs:element ref="xacml-context:ResourceContent" 
minOccurs="0"/>
                        <xs:element ref="xacml-context:Attribute" minOccurs="0" 
maxOccurs="unbounded"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="ResourceContent" 
type="xacml-context:ResourceContentType"/>
        <xs:complexType name="ResourceContentType" mixed="true">
                <xs:sequence>
                        <xs:any namespace="##any" processContents="lax" 
minOccurs="0" maxOccurs="unbounded"/>
                </xs:sequence>
                <xs:anyAttribute namespace="##any" processContents="lax"/>
        </xs:complexType>
        <!-- -->
        <xs:element name="Action" type="xacml-context:ActionType"/>
        <xs:complexType name="ActionType">
                <xs:sequence>
                        <xs:element ref="xacml-context:Attribute" minOccurs="0" 
maxOccurs="unbounded"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="Environment" type="xacml-context:EnvironmentType"/>
        <xs:complexType name="EnvironmentType">
                <xs:sequence>
                        <xs:element ref="xacml-context:Attribute" minOccurs="0" 
maxOccurs="unbounded"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="Attribute" type="xacml-context:AttributeType"/>
        <xs:complexType name="AttributeType">
                <xs:sequence>
                        <xs:element ref="xacml-context:AttributeValue" 
maxOccurs="unbounded"/>
                </xs:sequence>
                <xs:attribute name="AttributeId" type="xs:anyURI" 
use="required"/>
                <xs:attribute name="DataType" type="xs:anyURI" use="required"/>
                <xs:attribute name="Issuer" type="xs:string" use="optional"/>
        </xs:complexType>
        <!-- -->
        <xs:element name="AttributeValue" 
type="xacml-context:AttributeValueType"/>
        <xs:complexType name="AttributeValueType" mixed="true">
                <xs:sequence>
                        <xs:any namespace="##any" processContents="lax" 
minOccurs="0" maxOccurs="unbounded"/>
                </xs:sequence>
                <xs:anyAttribute namespace="##any" processContents="lax"/>
        </xs:complexType>
        <!-- -->
        <xs:element name="Result" type="xacml-context:ResultType"/>
        <xs:complexType name="ResultType">
                <xs:sequence>
                        <xs:element ref="xacml-context:Decision"/>
                        <xs:element ref="xacml-context:Status" minOccurs="0"/>
                        <xs:element ref="xacml:Obligations" minOccurs="0"/>
                </xs:sequence>
                <xs:attribute name="ResourceId" type="xs:string" 
use="optional"/>
        </xs:complexType>
        <!-- -->
        <xs:element name="Decision" type="xacml-context:DecisionType"/>
        <xs:simpleType name="DecisionType">
                <xs:restriction base="xs:string">
                        <xs:enumeration value="Permit"/>
                        <xs:enumeration value="Deny"/>
                        <xs:enumeration value="Indeterminate"/>
                        <xs:enumeration value="NotApplicable"/>
                </xs:restriction>
        </xs:simpleType>
        <!-- -->
        <xs:element name="Status" type="xacml-context:StatusType"/>
        <xs:complexType name="StatusType">
                <xs:sequence>
                        <xs:element ref="xacml-context:StatusCode"/>
                        <xs:element ref="xacml-context:StatusMessage" 
minOccurs="0"/>
                        <xs:element ref="xacml-context:StatusDetail" 
minOccurs="0"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="StatusCode" type="xacml-context:StatusCodeType"/>
        <xs:complexType name="StatusCodeType">
                <xs:sequence>
                        <xs:element ref="xacml-context:StatusCode" 
minOccurs="0"/>
                </xs:sequence>
                <xs:attribute name="Value" type="xs:anyURI" use="required"/>
        </xs:complexType>
        <!-- -->
        <xs:element name="StatusMessage" type="xs:string"/>
        <!-- -->
        <xs:element name="StatusDetail" type="xacml-context:StatusDetailType"/>
        <xs:complexType name="StatusDetailType">
                <xs:sequence>
                        <xs:any namespace="##any" processContents="lax" 
minOccurs="0" maxOccurs="unbounded"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="MissingAttributeDetail" 
type="xacml-context:MissingAttributeDetailType"/>
        <xs:complexType name="MissingAttributeDetailType">
                <xs:sequence>
                        <xs:element ref="xacml-context:AttributeValue" 
minOccurs="0" maxOccurs="unbounded"/>
                </xs:sequence>
                <xs:attribute name="AttributeId" type="xs:anyURI" 
use="required"/>
                <xs:attribute name="DataType" type="xs:anyURI" use="required"/>
                <xs:attribute name="Issuer" type="xs:string" use="optional"/>
        </xs:complexType>
        <!-- -->
</xs:schema>
<?xml version="1.0" encoding="UTF-8"?>
<xs:schema xmlns:xacml="urn:oasis:names:tc:xacml:2.0:policy:schema:os" 
xmlns:xs="http://www.w3.org/2001/XMLSchema"; 
targetNamespace="urn:oasis:names:tc:xacml:2.0:policy:schema:os" 
elementFormDefault="qualified" attributeFormDefault="unqualified">
        <!-- -->
        <xs:element name="PolicySet" type="xacml:PolicySetType"/>
        <xs:complexType name="PolicySetType">
                <xs:sequence>
                        <xs:element ref="xacml:Description" minOccurs="0"/>
                        <xs:element ref="xacml:PolicySetDefaults" 
minOccurs="0"/>
                        <xs:element ref="xacml:Target"/>
                        <xs:choice minOccurs="0" maxOccurs="unbounded">
                                <xs:element ref="xacml:PolicySet"/>
                                <xs:element ref="xacml:Policy"/>
                                <xs:element ref="xacml:PolicySetIdReference"/>
                                <xs:element ref="xacml:PolicyIdReference"/>
                                <xs:element ref="xacml:CombinerParameters"/>
                                <xs:element 
ref="xacml:PolicyCombinerParameters"/>
                                <xs:element 
ref="xacml:PolicySetCombinerParameters"/>
                        </xs:choice>
                        <xs:element ref="xacml:Obligations" minOccurs="0"/>
                </xs:sequence>
                <xs:attribute name="PolicySetId" type="xs:anyURI" 
use="required"/>
                <xs:attribute name="Version" type="xacml:VersionType" 
default="1.0"/>
                <xs:attribute name="PolicyCombiningAlgId" type="xs:anyURI" 
use="required"/>
        </xs:complexType>
        <!-- -->
        <xs:element name="CombinerParameters" 
type="xacml:CombinerParametersType"/>
        <xs:complexType name="CombinerParametersType">
                <xs:sequence>
                        <xs:element ref="xacml:CombinerParameter" minOccurs="0" 
maxOccurs="unbounded"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="CombinerParameter" 
type="xacml:CombinerParameterType"/>
        <xs:complexType name="CombinerParameterType">
                <xs:sequence>
                        <xs:element ref="xacml:AttributeValue"/>
                </xs:sequence>
                <xs:attribute name="ParameterName" type="xs:string" 
use="required"/>
        </xs:complexType>
        <!-- -->
        <xs:element name="RuleCombinerParameters" 
type="xacml:RuleCombinerParametersType"/>
        <xs:complexType name="RuleCombinerParametersType">
                <xs:complexContent>
                        <xs:extension base="xacml:CombinerParametersType">
                                <xs:attribute name="RuleIdRef" type="xs:string" 
use="required"/>
                        </xs:extension>
                </xs:complexContent>
        </xs:complexType>
        <!-- -->
        <xs:element name="PolicyCombinerParameters" 
type="xacml:PolicyCombinerParametersType"/>
        <xs:complexType name="PolicyCombinerParametersType">
                <xs:complexContent>
                        <xs:extension base="xacml:CombinerParametersType">
                                <xs:attribute name="PolicyIdRef" 
type="xs:anyURI" use="required"/>
                        </xs:extension>
                </xs:complexContent>
        </xs:complexType>
        <!-- -->
        <xs:element name="PolicySetCombinerParameters" 
type="xacml:PolicySetCombinerParametersType"/>
        <xs:complexType name="PolicySetCombinerParametersType">
                <xs:complexContent>
                        <xs:extension base="xacml:CombinerParametersType">
                                <xs:attribute name="PolicySetIdRef" 
type="xs:anyURI" use="required"/>
                        </xs:extension>
                </xs:complexContent>
        </xs:complexType>
        <!-- -->
        <xs:element name="PolicySetIdReference" type="xacml:IdReferenceType"/>
        <xs:element name="PolicyIdReference" type="xacml:IdReferenceType"/>
        <!-- -->
        <xs:element name="PolicySetDefaults" type="xacml:DefaultsType"/>
        <xs:element name="PolicyDefaults" type="xacml:DefaultsType"/>
        <xs:complexType name="DefaultsType">
                <xs:sequence>
                        <xs:choice>
                                <xs:element ref="xacml:XPathVersion"/>
                        </xs:choice>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="XPathVersion" type="xs:anyURI"/>
        <!-- -->
        <xs:complexType name="IdReferenceType">
                <xs:simpleContent>
                        <xs:extension base="xs:anyURI">
                                <xs:attribute name="Version" 
type="xacml:VersionMatchType" use="optional"/>
                                <xs:attribute name="EarliestVersion" 
type="xacml:VersionMatchType" use="optional"/>
                                <xs:attribute name="LatestVersion" 
type="xacml:VersionMatchType" use="optional"/>
                        </xs:extension>
                </xs:simpleContent>
        </xs:complexType>
        <!-- -->
        <xs:simpleType name="VersionType">
                <xs:restriction base="xs:string">
                        <xs:pattern value="(\d+\.)*\d+"/>
                </xs:restriction>
        </xs:simpleType>
        <!-- -->
        <xs:simpleType name="VersionMatchType">
                <xs:restriction base="xs:string">
                        <xs:pattern value="((\d+|\*)\.)*(\d+|\*|\+)"/>
                </xs:restriction>
        </xs:simpleType>
        <!-- -->
        <xs:element name="Policy" type="xacml:PolicyType"/>
        <xs:complexType name="PolicyType">
                <xs:sequence>
                        <xs:element ref="xacml:Description" minOccurs="0"/>
                        <xs:element ref="xacml:PolicyDefaults" minOccurs="0"/>
                        <xs:element ref="xacml:CombinerParameters" 
minOccurs="0"/>
                        <xs:element ref="xacml:Target"/>
                        <xs:choice maxOccurs="unbounded">
                                <xs:element ref="xacml:CombinerParameters" 
minOccurs="0"/>
                                <xs:element ref="xacml:RuleCombinerParameters" 
minOccurs="0"/>
                                <xs:element ref="xacml:VariableDefinition"/>
                                <xs:element ref="xacml:Rule"/>
                        </xs:choice>
                        <xs:element ref="xacml:Obligations" minOccurs="0"/>
                </xs:sequence>
                <xs:attribute name="PolicyId" type="xs:anyURI" use="required"/>
                <xs:attribute name="Version" type="xacml:VersionType" 
default="1.0"/>
                <xs:attribute name="RuleCombiningAlgId" type="xs:anyURI" 
use="required"/>
        </xs:complexType>
        <!-- -->
        <xs:element name="Description" type="xs:string"/>
        <!-- -->
        <xs:element name="Rule" type="xacml:RuleType"/>
        <xs:complexType name="RuleType">
                <xs:sequence>
                        <xs:element ref="xacml:Description" minOccurs="0"/>
                        <xs:element ref="xacml:Target" minOccurs="0"/>
                        <xs:element ref="xacml:Condition" minOccurs="0"/>
                </xs:sequence>
                <xs:attribute name="RuleId" type="xs:string" use="required"/>
                <xs:attribute name="Effect" type="xacml:EffectType" 
use="required"/>
        </xs:complexType>
        <!-- -->
        <xs:simpleType name="EffectType">
                <xs:restriction base="xs:string">
                        <xs:enumeration value="Permit"/>
                        <xs:enumeration value="Deny"/>
                </xs:restriction>
        </xs:simpleType>
        <!-- -->
        <xs:element name="Target" type="xacml:TargetType"/>
        <xs:complexType name="TargetType">
                <xs:sequence>
                        <xs:element ref="xacml:Subjects" minOccurs="0"/>
                        <xs:element ref="xacml:Resources" minOccurs="0"/>
                        <xs:element ref="xacml:Actions" minOccurs="0"/>
                        <xs:element ref="xacml:Environments" minOccurs="0"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="Subjects" type="xacml:SubjectsType"/>
        <xs:complexType name="SubjectsType">
                <xs:sequence>
                        <xs:element ref="xacml:Subject" maxOccurs="unbounded"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="Subject" type="xacml:SubjectType"/>
        <xs:complexType name="SubjectType">
                <xs:sequence>
                        <xs:element ref="xacml:SubjectMatch" 
maxOccurs="unbounded"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="Resources" type="xacml:ResourcesType"/>
        <xs:complexType name="ResourcesType">
                <xs:sequence>
                        <xs:element ref="xacml:Resource" maxOccurs="unbounded"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="Resource" type="xacml:ResourceType"/>
        <xs:complexType name="ResourceType">
                <xs:sequence>
                        <xs:element ref="xacml:ResourceMatch" 
maxOccurs="unbounded"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="Actions" type="xacml:ActionsType"/>
        <xs:complexType name="ActionsType">
                <xs:sequence>
                        <xs:element ref="xacml:Action" maxOccurs="unbounded"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="Action" type="xacml:ActionType"/>
        <xs:complexType name="ActionType">
                <xs:sequence>
                        <xs:element ref="xacml:ActionMatch" 
maxOccurs="unbounded"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="Environments" type="xacml:EnvironmentsType"/>
        <xs:complexType name="EnvironmentsType">
                <xs:sequence>
                        <xs:element ref="xacml:Environment" 
maxOccurs="unbounded"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="Environment" type="xacml:EnvironmentType"/>
        <xs:complexType name="EnvironmentType">
                <xs:sequence>
                        <xs:element ref="xacml:EnvironmentMatch" 
maxOccurs="unbounded"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="SubjectMatch" type="xacml:SubjectMatchType"/>
        <xs:complexType name="SubjectMatchType">
                <xs:sequence>
                        <xs:element ref="xacml:AttributeValue"/>
                        <xs:choice>
                                <xs:element 
ref="xacml:SubjectAttributeDesignator"/>
                                <xs:element ref="xacml:AttributeSelector"/>
                        </xs:choice>
                </xs:sequence>
                <xs:attribute name="MatchId" type="xs:anyURI" use="required"/>
        </xs:complexType>
        <!-- -->
        <xs:element name="ResourceMatch" type="xacml:ResourceMatchType"/>
        <xs:complexType name="ResourceMatchType">
                <xs:sequence>
                        <xs:element ref="xacml:AttributeValue"/>
                        <xs:choice>
                                <xs:element 
ref="xacml:ResourceAttributeDesignator"/>
                                <xs:element ref="xacml:AttributeSelector"/>
                        </xs:choice>
                </xs:sequence>
                <xs:attribute name="MatchId" type="xs:anyURI" use="required"/>
        </xs:complexType>
        <!-- -->
        <xs:element name="ActionMatch" type="xacml:ActionMatchType"/>
        <xs:complexType name="ActionMatchType">
                <xs:sequence>
                        <xs:element ref="xacml:AttributeValue"/>
                        <xs:choice>
                                <xs:element 
ref="xacml:ActionAttributeDesignator"/>
                                <xs:element ref="xacml:AttributeSelector"/>
                        </xs:choice>
                </xs:sequence>
                <xs:attribute name="MatchId" type="xs:anyURI" use="required"/>
        </xs:complexType>
        <!-- -->
        <xs:element name="EnvironmentMatch" type="xacml:EnvironmentMatchType"/>
        <xs:complexType name="EnvironmentMatchType">
                <xs:sequence>
                        <xs:element ref="xacml:AttributeValue"/>
                        <xs:choice>
                                <xs:element 
ref="xacml:EnvironmentAttributeDesignator"/>
                                <xs:element ref="xacml:AttributeSelector"/>
                        </xs:choice>
                </xs:sequence>
                <xs:attribute name="MatchId" type="xs:anyURI" use="required"/>
        </xs:complexType>
        <!-- -->
        <xs:element name="VariableDefinition" 
type="xacml:VariableDefinitionType"/>
        <xs:complexType name="VariableDefinitionType">
                <xs:sequence>
                        <xs:element ref="xacml:Expression"/>
                </xs:sequence>
                <xs:attribute name="VariableId" type="xs:string" 
use="required"/>
        </xs:complexType>
        <!-- -->
        <xs:element name="Expression" type="xacml:ExpressionType" 
abstract="true"/>
        <xs:complexType name="ExpressionType" abstract="true"/>
        <!-- -->
        <xs:element name="VariableReference" type="xacml:VariableReferenceType" 
substitutionGroup="xacml:Expression"/>
        <xs:complexType name="VariableReferenceType">
                <xs:complexContent>
                        <xs:extension base="xacml:ExpressionType">
                                <xs:attribute name="VariableId" 
type="xs:string" use="required"/>
                        </xs:extension>
                </xs:complexContent>
        </xs:complexType>
        <!-- -->
        <xs:element name="AttributeSelector" type="xacml:AttributeSelectorType" 
substitutionGroup="xacml:Expression"/>
        <xs:complexType name="AttributeSelectorType">
                <xs:complexContent>
                        <xs:extension base="xacml:ExpressionType">
                                <xs:attribute name="RequestContextPath" 
type="xs:string" use="required"/>
                                <xs:attribute name="DataType" type="xs:anyURI" 
use="required"/>
                                <xs:attribute name="MustBePresent" 
type="xs:boolean" use="optional" default="false"/>
                        </xs:extension>
                </xs:complexContent>
        </xs:complexType>
        <!-- -->
        <xs:element name="ResourceAttributeDesignator" 
type="xacml:AttributeDesignatorType" substitutionGroup="xacml:Expression"/>
        <xs:element name="ActionAttributeDesignator" 
type="xacml:AttributeDesignatorType" substitutionGroup="xacml:Expression"/>
        <xs:element name="EnvironmentAttributeDesignator" 
type="xacml:AttributeDesignatorType" substitutionGroup="xacml:Expression"/>
        <!-- -->
        <xs:complexType name="AttributeDesignatorType">
                <xs:complexContent>
                        <xs:extension base="xacml:ExpressionType">
                                <xs:attribute name="AttributeId" 
type="xs:anyURI" use="required"/>
                                <xs:attribute name="DataType" type="xs:anyURI" 
use="required"/>
                                <xs:attribute name="Issuer" type="xs:string" 
use="optional"/>
                                <xs:attribute name="MustBePresent" 
type="xs:boolean" use="optional" default="false"/>
                        </xs:extension>
                </xs:complexContent>
        </xs:complexType>
        <!-- -->
        <xs:element name="SubjectAttributeDesignator" 
type="xacml:SubjectAttributeDesignatorType" 
substitutionGroup="xacml:Expression"/>
        <xs:complexType name="SubjectAttributeDesignatorType">
                <xs:complexContent>
                        <xs:extension base="xacml:AttributeDesignatorType">
                                <xs:attribute name="SubjectCategory" 
type="xs:anyURI" use="optional" 
default="urn:oasis:names:tc:xacml:1.0:subject-category:access-subject"/>
                        </xs:extension>
                </xs:complexContent>
        </xs:complexType>
        <!-- -->
        <xs:element name="AttributeValue" type="xacml:AttributeValueType" 
substitutionGroup="xacml:Expression"/>
        <xs:complexType name="AttributeValueType" mixed="true">
                <xs:complexContent mixed="true">
                        <xs:extension base="xacml:ExpressionType">
                                <xs:sequence>
                                        <xs:any namespace="##any" 
processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
                                </xs:sequence>
                                <xs:attribute name="DataType" type="xs:anyURI" 
use="required"/>
                                <xs:anyAttribute namespace="##any" 
processContents="lax"/>
                        </xs:extension>
                </xs:complexContent>
        </xs:complexType>
        <!-- -->
        <xs:element name="Function" type="xacml:FunctionType" 
substitutionGroup="xacml:Expression"/>
        <xs:complexType name="FunctionType">
                <xs:complexContent>
                        <xs:extension base="xacml:ExpressionType">
                                <xs:attribute name="FunctionId" 
type="xs:anyURI" use="required"/>
                        </xs:extension>
                </xs:complexContent>
        </xs:complexType>
        <!-- -->
        <xs:element name="Condition" type="xacml:ConditionType"/>
        <xs:complexType name="ConditionType">
                <xs:sequence>
                        <xs:element ref="xacml:Expression"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="Apply" type="xacml:ApplyType" 
substitutionGroup="xacml:Expression"/>
        <xs:complexType name="ApplyType">
                <xs:complexContent>
                        <xs:extension base="xacml:ExpressionType">
                                <xs:sequence>
                                        <xs:element ref="xacml:Expression" 
minOccurs="0" maxOccurs="unbounded"/>
                                </xs:sequence>
                                <xs:attribute name="FunctionId" 
type="xs:anyURI" use="required"/>
                        </xs:extension>
                </xs:complexContent>
        </xs:complexType>
        <!-- -->
        <xs:element name="Obligations" type="xacml:ObligationsType"/>
        <xs:complexType name="ObligationsType">
                <xs:sequence>
                        <xs:element ref="xacml:Obligation" 
maxOccurs="unbounded"/>
                </xs:sequence>
        </xs:complexType>
        <!-- -->
        <xs:element name="Obligation" type="xacml:ObligationType"/>
        <xs:complexType name="ObligationType">
                <xs:sequence>
                        <xs:element ref="xacml:AttributeAssignment" 
minOccurs="0" maxOccurs="unbounded"/>
                </xs:sequence>
                <xs:attribute name="ObligationId" type="xs:anyURI" 
use="required"/>
                <xs:attribute name="FulfillOn" type="xacml:EffectType" 
use="required"/>
        </xs:complexType>
        <!-- -->
        <xs:element name="AttributeAssignment" 
type="xacml:AttributeAssignmentType"/>
        <xs:complexType name="AttributeAssignmentType" mixed="true">
                <xs:complexContent mixed="true">
                        <xs:extension base="xacml:AttributeValueType">
                                <xs:attribute name="AttributeId" 
type="xs:anyURI" use="required"/>
                        </xs:extension>
                </xs:complexContent>
        </xs:complexType>
        <!-- -->
</xs:schema>
<?xml version="1.0" encoding="UTF-8"?>
<PolicySet
        xmlns="urn:oasis:names:tc:xacml:2.0:policy:schema:os"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
        xsi:schemaLocation="urn:oasis:names:tc:xacml:2.0:policy:schema:os
        access_control-xacml-2.0-policy-schema-os.xsd"
        PolicySetId="urn:oasis:names:tc:xacml:2.0:conformance-test:IIE001:policyset1"
        PolicyCombiningAlgId="urn:oasis:names:tc:xacml:1.0:policy-combining-algorithm:deny-overrides">
    <Description>
        PolicySet1 for Conformance Test IIE001.
    </Description>
    <Target/>
    <Policy
            PolicyId="urn:oasis:names:tc:xacml:2.0:conformance-test:IIE001:policy2"
            RuleCombiningAlgId="urn:oasis:names:tc:xacml:1.0:rule-combining-algorithm:deny-overrides">
        <Description>
            Policy2 for Conformance Test IIE001.
        </Description>
        <Target/>
        <Rule
                RuleId="urn:oasis:names:tc:xacml:2.0:conformance-test:IIE001:rule2"
                Effect="Permit">
            <Description>
                A subject who is at least 5 years older than Bart
                Simpson may read Bart Simpson's medical record. PERMIT.
            </Description>
            <Condition>
                <Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:integer-greater-than-or-equal">
                    <Apply
                            FunctionId="urn:oasis:names:tc:xacml:1.0:function:integer-subtract">
                        <Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:integer-one-and-only">
                            <SubjectAttributeDesignator
                                    AttributeId="urn:oasis:names:tc:xacml:2.0:conformance-test:age"
                                    DataType="http://www.w3.org/2001/XMLSchema#integer"/>
                        </Apply>
                        <Apply FunctionId="urn:oasis:names:tc:xacml:1.0:function:integer-one-and-only">
                            <EnvironmentAttributeDesignator
                                    AttributeId="urn:oasis:names:tc:xacml:2.0:conformance-test:bart-simpson-age"
                                    DataType="http://www.w3.org/2001/XMLSchema#integer"/>
                        </Apply>
                    </Apply>
                    <AttributeValue
                            DataType="http://www.w3.org/2001/XMLSchema#integer";>5</AttributeValue>
                </Apply>
            </Condition>
        </Rule>
    </Policy>
</PolicySet>
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