<?xml version="1.0" encoding="UTF-8"?>
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<xsd:schema 
  targetNamespace="http://docs.oasis-open.org/wsn/b-2"   
  xmlns="http://docs.oasis-open.org/wsn/b-2"  
  xmlns:wsnt="http://docs.oasis-open.org/wsn/b-2"
  xmlns:wsa="http://www.w3.org/2005/08/addressing"
  xmlns:wsrf-bf="http://docs.oasis-open.org/wsrf/bf-2"
  xmlns:wsrf-rl="http://docs.oasis-open.org/wsrf/rl-2"
  xmlns:wstop="http://docs.oasis-open.org/wsn/t-1"
xmlns:xsd="http://www.w3.org/2001/XMLSchema" 
  elementFormDefault="qualified"  attributeFormDefault="unqualified">

<!-- ======================== Imports  ============================ -->
  
  <xsd:import namespace="http://www.w3.org/2005/08/addressing"
              schemaLocation="WS-Addressing-2005_08.xsd" 
  />

  <xsd:import namespace="http://docs.oasis-open.org/wsrf/bf-2"
              schemaLocation="WS-BaseFaults-1_2.xsd" 
  />

  <xsd:import namespace="http://docs.oasis-open.org/wsrf/rl-2"
              schemaLocation="WS-ResourceLifetime-1_2.xsd" 
  />
  <xsd:import namespace="http://docs.oasis-open.org/wsn/t-1"
              schemaLocation="WS-Topics-1_3.xsd" 
  />
  
<!-- ===================== Misc. Helper Types ===================== -->

  <xsd:complexType name="QueryExpressionType" mixed="true">
    <xsd:sequence>
      <xsd:any minOccurs="0" maxOccurs="1" processContents="lax" />
    </xsd:sequence>
    <xsd:attribute name="Dialect" type="xsd:anyURI" use="required"/>
  </xsd:complexType>

  <xsd:complexType name="TopicExpressionType" mixed="true">
    <xsd:sequence>
      <xsd:any minOccurs="0" maxOccurs="1" processContents="lax" />
    </xsd:sequence>
    <xsd:attribute name="Dialect" type="xsd:anyURI" use="required" />
    <xsd:anyAttribute/>
  </xsd:complexType>

  <xsd:complexType name="FilterType">
    <xsd:sequence>
      <xsd:any minOccurs="0" maxOccurs="unbounded"/>
    </xsd:sequence>
  </xsd:complexType>

  <xsd:complexType name="SubscriptionPolicyType">
    <xsd:sequence>
      <xsd:any minOccurs="0" maxOccurs="unbounded" processContents="lax"/>
    </xsd:sequence>
  </xsd:complexType>

<!-- =============== Resource Property Related  =================== -->
<!-- ======== Resource Properties for NotificationProducer ======== -->
  <xsd:element name="TopicExpression" type="wsnt:TopicExpressionType"/>
  <xsd:element name="FixedTopicSet" type="xsd:boolean" default="true"/>
  <xsd:element name="TopicExpressionDialect" type="xsd:anyURI"/>
              
  <xsd:element name="NotificationProducerRP">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:element ref="wsnt:TopicExpression"        
                     minOccurs="0" maxOccurs="unbounded" />
        <xsd:element ref="wsnt:FixedTopicSet"        
                     minOccurs="0" maxOccurs="1" />
        <xsd:element ref="wsnt:TopicExpressionDialect"
                     minOccurs="0" maxOccurs="unbounded" />
        <xsd:element ref="wstop:TopicSet"
                     minOccurs="0" maxOccurs="1" />
      </xsd:sequence>
    </xsd:complexType>
  </xsd:element>

<!-- ======== Resource Properties for SubscriptionManager ========= -->       
  <xsd:element name="ConsumerReference" 
               type="wsa:EndpointReferenceType" />
  <xsd:element name="Filter" type="wsnt:FilterType" />
  <xsd:element name="SubscriptionPolicy"                                                                                                                                                                   		      type="wsnt:SubscriptionPolicyType" />


  <xsd:element name="CreationTime" type="xsd:dateTime" />
  
  <xsd:element name="SubscriptionManagerRP" >
    <xsd:complexType>
      <xsd:sequence>
         <xsd:element ref="wsnt:ConsumerReference"        
                      minOccurs="1" maxOccurs="1" />
         <xsd:element ref="wsnt:Filter"
                      minOccurs="0" maxOccurs="1" />
         <xsd:element ref="wsnt:SubscriptionPolicy" 
                      minOccurs="0" maxOccurs="1" />
         <xsd:element ref="wsnt:CreationTime" 
                      minOccurs="0" maxOccurs="1" />
         <xsd:element ref="wsrf-rl:CurrentTime"/>
         <xsd:element ref="wsrf-rl:TerminationTime"/>
      </xsd:sequence>
    </xsd:complexType>
  </xsd:element>

<!-- ================= Notification Metadata  ===================== -->
  <xsd:element name="SubscriptionReference" 
               type="wsa:EndpointReferenceType" />
  <xsd:element name="Topic" 
               type="wsnt:TopicExpressionType" />
  <xsd:element name="ProducerReference" 
               type="wsa:EndpointReferenceType" />

<!-- ================== Message Helper Types  ===================== -->
  <xsd:complexType name="NotificationMessageHolderType" >
    <xsd:sequence>
      <xsd:element ref="wsnt:SubscriptionReference" 
                   minOccurs="0" maxOccurs="1" />
      <xsd:element ref="wsnt:Topic" 
                   minOccurs="0" maxOccurs="1" />
      <xsd:element ref="wsnt:ProducerReference" 
                   minOccurs="0" maxOccurs="1" />
      <xsd:element name="Message">
        <xsd:complexType>
          <xsd:sequence>
            <xsd:any namespace="##any" processContents="lax"
                     minOccurs="1" maxOccurs="1"/>
          </xsd:sequence>
        </xsd:complexType>
      </xsd:element>
    </xsd:sequence>
  </xsd:complexType>
  <xsd:element name="NotificationMessage"
               type="wsnt:NotificationMessageHolderType"/>

<!-- ========== Message Types for NotificationConsumer  =========== -->
  <xsd:element name="Notify" >
    <xsd:complexType>
      <xsd:sequence>
        <xsd:element ref="wsnt:NotificationMessage"
                     minOccurs="1" maxOccurs="unbounded" />
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
    </xsd:complexType>
  </xsd:element>

<!-- ========== Message Types for NotificationProducer  =========== -->

  <xsd:simpleType name="AbsoluteOrRelativeTimeType">
    <xsd:union memberTypes="xsd:dateTime xsd:duration" />
  </xsd:simpleType>

  <xsd:element name="CurrentTime" type="xsd:dateTime" />

  <xsd:element name="TerminationTime" 
               nillable="true" type="xsd:dateTime" />

  <xsd:element name="ProducerProperties"
               type="wsnt:QueryExpressionType" />

  <xsd:element name="MessageContent"
               type="wsnt:QueryExpressionType" />

  <xsd:element name="UseRaw"><xsd:complexType/></xsd:element>

  <xsd:element name="Subscribe" >
    <xsd:complexType>
      <xsd:sequence>
        <xsd:element name="ConsumerReference" 
                     type="wsa:EndpointReferenceType"
                     minOccurs="1" maxOccurs="1" />
        <xsd:element name="Filter" 
                     type="wsnt:FilterType" 
                     minOccurs="0" maxOccurs="1" />
        <xsd:element name="InitialTerminationTime" 
                     type="wsnt:AbsoluteOrRelativeTimeType"
                     nillable="true"
                     minOccurs="0" maxOccurs="1" />
        <xsd:element name="SubscriptionPolicy"
                     minOccurs="0" maxOccurs="1">
          <xsd:complexType>
            <xsd:sequence>
              <xsd:any namespace="##any" processContents="lax"
                       minOccurs="0" maxOccurs="unbounded"/>
            </xsd:sequence>
          </xsd:complexType>
        </xsd:element>
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
    </xsd:complexType>
  </xsd:element>
        
  <xsd:element name="SubscribeResponse">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:element name="SubscriptionReference" 
                     type="wsa:EndpointReferenceType"
                     minOccurs="1" maxOccurs="1" />
        <xsd:element ref="wsnt:CurrentTime"
                     minOccurs="0" maxOccurs="1" />
        <xsd:element ref="wsnt:TerminationTime"
                     minOccurs="0" maxOccurs="1" />
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
    </xsd:complexType>
  </xsd:element>
                  
  <xsd:element name="GetCurrentMessage">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:element name="Topic" 
                     type="wsnt:TopicExpressionType" />
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
    </xsd:complexType>
  </xsd:element>

  <xsd:element name="GetCurrentMessageResponse">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
    </xsd:complexType>
  </xsd:element>

  <xsd:complexType name="SubscribeCreationFailedFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType"/>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="SubscribeCreationFailedFault" 
               type="wsnt:SubscribeCreationFailedFaultType"/>

  <xsd:complexType name="InvalidFilterFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType">
        <xsd:sequence>
          <xsd:element name="UnknownFilter" type="xsd:QName"
                       minOccurs="1" maxOccurs="unbounded"/>
        </xsd:sequence>
      </xsd:extension>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="InvalidFilterFault"
               type="wsnt:InvalidFilterFaultType"/>

  <xsd:complexType name="TopicExpressionDialectUnknownFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType"/>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="TopicExpressionDialectUnknownFault" 
               type="wsnt:TopicExpressionDialectUnknownFaultType"/>

  <xsd:complexType name="InvalidTopicExpressionFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType"/>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="InvalidTopicExpressionFault" 
               type="wsnt:InvalidTopicExpressionFaultType"/>

  <xsd:complexType name="TopicNotSupportedFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType"/>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="TopicNotSupportedFault" 
               type="wsnt:TopicNotSupportedFaultType"/>

  <xsd:complexType name="MultipleTopicsSpecifiedFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType"/>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="MultipleTopicsSpecifiedFault" 
               type="wsnt:MultipleTopicsSpecifiedFaultType"/>

  <xsd:complexType name="InvalidProducerPropertiesExpressionFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType"/>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="InvalidProducerPropertiesExpressionFault" 
             type="wsnt:InvalidProducerPropertiesExpressionFaultType"/>

  <xsd:complexType name="InvalidMessageContentExpressionFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType"/>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="InvalidMessageContentExpressionFault" 
             type="wsnt:InvalidMessageContentExpressionFaultType"/>

  <xsd:complexType name="UnrecognizedPolicyRequestFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType">
		<xsd:sequence>
             <xsd:element name="UnrecognizedPolicy" type="xsd:QName"
                           minOccurs="0" maxOccurs="unbounded"/>
         </xsd:sequence>
      </xsd:extension>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="UnrecognizedPolicyRequestFault" 
             type="wsnt:UnrecognizedPolicyRequestFaultType"/>

  <xsd:complexType name="UnsupportedPolicyRequestFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType">
		<xsd:sequence>
             <xsd:element name="UnsupportedPolicy" type="xsd:QName"
                           minOccurs="0" maxOccurs="unbounded"/>
         </xsd:sequence>
      </xsd:extension>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="UnsupportedPolicyRequestFault" 
             type="wsnt:UnsupportedPolicyRequestFaultType"/>

  <xsd:complexType name="NotifyMessageNotSupportedFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType"/>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="NotifyMessageNotSupportedFault" 
             type="wsnt:NotifyMessageNotSupportedFaultType"/>

  <xsd:complexType name="UnacceptableInitialTerminationTimeFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType">
        <xsd:sequence>
          <xsd:element name="MinimumTime" type="xsd:dateTime"/>
          <xsd:element name="MaximumTime" type="xsd:dateTime"
              minOccurs="0"/>
        </xsd:sequence>
      </xsd:extension>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="UnacceptableInitialTerminationTimeFault"
              type="wsnt:UnacceptableInitialTerminationTimeFaultType"/>

  <xsd:complexType name="NoCurrentMessageOnTopicFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType"/>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="NoCurrentMessageOnTopicFault" 
               type="wsnt:NoCurrentMessageOnTopicFaultType"/>

<!-- ======== Message Types for PullPoint  ======================== -->
  <xsd:element name="GetMessages">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:element name="MaximumNumber" 
                     type="xsd:nonNegativeInteger"/>
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
      <xsd:anyAttribute/>
    </xsd:complexType>
  </xsd:element>

  <xsd:element name="GetMessagesResponse">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:element ref="wsnt:NotificationMessage" 
                     minOccurs="0" maxOccurs="unbounded" />
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
      <xsd:anyAttribute/>
    </xsd:complexType>
  </xsd:element>

  <xsd:element name="DestroyPullPoint">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
      <xsd:anyAttribute/>
    </xsd:complexType>
  </xsd:element>

  <xsd:element name="DestroyPullPointResponse">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
      <xsd:anyAttribute/>
    </xsd:complexType>
  </xsd:element>

  <xsd:complexType name="UnableToDestroyPullPointFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType"/>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="UnableToDestroyPullPointFault" 
               type="wsnt:UnableToDestroyPullPointFaultType"/>

<!-- ======== Message Types for Create PullPoint  ================= -->
  <xsd:element name="CreatePullPoint">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
      <xsd:anyAttribute/>
    </xsd:complexType>
  </xsd:element>

  <xsd:element name="CreatePullPointResponse">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:element name="PullPoint"
                     type="wsa:EndpointReferenceType"/>
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
      <xsd:anyAttribute/>
    </xsd:complexType>
  </xsd:element>

  <xsd:complexType name="UnableToCreatePullPointFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType"/>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="UnableToCreatePullPointFault" 
               type="wsnt:UnableToCreatePullPointFaultType"/>

<!-- ======== Message Types for Base SubscriptionManager  ========= -->
  <xsd:element name="Renew">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:element name="TerminationTime" 
                     type="wsnt:AbsoluteOrRelativeTimeType"
                     nillable="true"
                     minOccurs="1" maxOccurs="1" />
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
    </xsd:complexType>
  </xsd:element>

  <xsd:element name="RenewResponse">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:element ref="wsnt:TerminationTime" 
                      minOccurs="1" maxOccurs="1" />
        <xsd:element ref="wsnt:CurrentTime" 
                      minOccurs="0" maxOccurs="1" />
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
    </xsd:complexType>
  </xsd:element>

  <xsd:complexType name="UnacceptableTerminationTimeFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType">
        <xsd:sequence>
          <xsd:element name="MinimumTime" type="xsd:dateTime"/>
          <xsd:element name="MaximumTime" type="xsd:dateTime"
              minOccurs="0"/>
        </xsd:sequence>
      </xsd:extension>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="UnacceptableTerminationTimeFault"
              type="wsnt:UnacceptableTerminationTimeFaultType"/>

  <xsd:element name="Unsubscribe">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
    </xsd:complexType>
  </xsd:element>

  <xsd:element name="UnsubscribeResponse">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
    </xsd:complexType>
  </xsd:element>

  <xsd:complexType name="UnableToDestroySubscriptionFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType"/>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="UnableToDestroySubscriptionFault" 
               type="wsnt:UnableToDestroySubscriptionFaultType"/>

<!-- ====== Message Types for Pausable SubscriptionManager  ======= -->

  <xsd:element name="PauseSubscription">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
    </xsd:complexType>
  </xsd:element>

  <xsd:element name="PauseSubscriptionResponse" >
    <xsd:complexType>
      <xsd:sequence>
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
    </xsd:complexType>
  </xsd:element>

  <xsd:element name="ResumeSubscription">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
    </xsd:complexType>
  </xsd:element>

  <xsd:element name="ResumeSubscriptionResponse">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:any namespace="##other" processContents="lax"
                 minOccurs="0" maxOccurs="unbounded"/>
      </xsd:sequence>
    </xsd:complexType>
  </xsd:element>

  <xsd:complexType name="PauseFailedFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType"/>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="PauseFailedFault" 
               type="wsnt:PauseFailedFaultType"/>

  <xsd:complexType name="ResumeFailedFaultType">
    <xsd:complexContent>
      <xsd:extension base="wsrf-bf:BaseFaultType"/>
    </xsd:complexContent>
  </xsd:complexType>
  <xsd:element name="ResumeFailedFault" 
               type="wsnt:ResumeFailedFaultType"/>

</xsd:schema>