<!--************************************************************-->
<!--  pstc_spmlv2_search.xsd                                    -->
<!--                                                            -->
<!--  Draft schema for SPML v2.0 search capabilities.           -->
<!--                                                            -->
<!--  Editors:                                                  -->
<!--    Jeff Bohren (Jeff_Bohren@bmc.com)                       -->
<!--                                                            -->
<!--                                                            -->
<!-- Copyright (C) The Organization for the Advancement of      -->
<!-- Structured Information Standards [OASIS] 2005. All Rights  -->
<!-- Reserved.                                                  -->
<!--************************************************************-->
<schema targetNamespace="urn:oasis:names:tc:SPML:2:0:search" 
        xmlns="http://www.w3.org/2001/XMLSchema" 
        xmlns:xsd="http://www.w3.org/2001/XMLSchema" 
        xmlns:spml="urn:oasis:names:tc:SPML:2:0" 
        xmlns:spmlsearch="urn:oasis:names:tc:SPML:2:0:search" 
        elementFormDefault="qualified">

  	<import namespace='urn:oasis:names:tc:SPML:2:0' 
		schemaLocation='pstc_spmlv2_core.xsd' />

	<simpleType name="ScopeType">
		<restriction base="string">
			<enumeration value="pso"/>
			<enumeration value="oneLevel"/>
			<enumeration value="subTree"/>
		</restriction>
	</simpleType>
	
	<complexType name="SearchQueryType">
		<complexContent>
			<extension base="spml:ExtensibleType">	
				<sequence>
					<annotation>
						<documentation>Open content is one or more instances of QueryClauseType (including SelectionType) or LogicalOperator.</documentation>
					</annotation>

					<element name="basePsoID" type="spml:PSOIdentifierType"  minOccurs="0" />
				</sequence>
				<attribute name="targetID" type="string" use="optional"/>
				<attribute name="scope" type="spmlsearch:ScopeType" use="optional"/>
			</extension>
		</complexContent>				
	</complexType>
	
	<complexType name="ResultsIteratorType">
		<complexContent>
			<extension base="spml:ExtensibleType">	
				<attribute name="ID" type="xsd:ID"/>
			</extension>
		</complexContent>				
	</complexType>
	
	<complexType name="SearchRequestType">
		<complexContent>
			<extension base="spml:RequestType">
				<sequence>
					<element name="query" type="spmlsearch:SearchQueryType" minOccurs="0" />
					<element name="includeDataForCapability" type="xsd:string" minOccurs="0" maxOccurs="unbounded"/>
				</sequence>
				<attribute name="returnData" type="spml:ReturnDataType" use="optional" default="everything"/>
				<attribute name="maxSelect" type="xsd:int" use="optional"/>
			</extension>
		</complexContent>
	</complexType>
	
	<complexType name="SearchResponseType">
		<complexContent>
			<extension base="spml:ResponseType">
				<sequence>
					<element name="pso" type="spml:PSOType" minOccurs="0" maxOccurs="unbounded"/>
					<element name="iterator" type="spmlsearch:ResultsIteratorType" minOccurs="0" />
				</sequence>
			</extension>
		</complexContent>
	</complexType>
	
	
	<complexType name="IterateRequestType">
		<complexContent>
			<extension base="spml:RequestType">
				<sequence>
					<element name="iterator" type="spmlsearch:ResultsIteratorType"/>
				</sequence>
			</extension>
		</complexContent>
	</complexType>
	
	<complexType name="CloseIteratorRequestType">
		<complexContent>
			<extension base="spml:RequestType">
				<sequence>
					<element name="iterator" type="spmlsearch:ResultsIteratorType"/>
				</sequence>
			</extension>
		</complexContent>
	</complexType>


	<complexType name="LogicalOperatorType">
		<complexContent>
			<extension base="spml:QueryClauseType">	
			</extension>
		</complexContent>				
	</complexType>
	



	<element name="query" type="spmlsearch:SearchQueryType" />
	<element name="and" type="spmlsearch:LogicalOperatorType" />
	<element name="or" type="spmlsearch:LogicalOperatorType" />
	<element name="not" type="spmlsearch:LogicalOperatorType" />
	<element name="searchRequest" type="spmlsearch:SearchRequestType" />
	<element name="searchResponse" type="spmlsearch:SearchResponseType" />
	<element name="iterateRequest" type="spmlsearch:IterateRequestType" />
	<element name="iterateResponse" type="spmlsearch:SearchResponseType" />
	<element name="closeIteratorRequest" type="spmlsearch:CloseIteratorRequestType" />
	<element name="closeIteratorResponse" type="spml:ResponseType" />
	
</schema>

• CloseIteratorRequestType
• IterateRequestType
• LogicalOperatorType
• ResultsIteratorType
• SearchQueryType
• SearchRequestType
• SearchResponseType

• and
• closeIteratorRequest
• closeIteratorResponse
• iterateRequest
• iterateResponse
• not
• or
• query
• searchRequest
• searchResponse

• ScopeType