<?xml version="1.0" encoding="UTF-8"?>

<!--

 | (C) Copyright IBM Corporation 2005 - 2006. All Rights Reserved.

 *-->

<!-- ============ Hooks for domain extension ============ -->

<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified" xmlns:ditaarch="http://dita.oasis-open.org/architecture/2005/">

  <xs:import namespace="http://dita.oasis-open.org/architecture/2005/" schemaLocation="../../../schema/ditaarch.xsd"/>

  <xs:import namespace="http://www.w3.org/XML/1998/namespace" schemaLocation="../../../schema/xml.xsd"/>

  <!-- ============ Hooks for shell DTD ============ -->

  <xs:group name="apiRef-info-types">

    <xs:sequence>

      <xs:group ref="apiRef"/>

    </xs:sequence>

  </xs:group>

  <!-- ============ Content Models ============ -->

  <xs:group name="apiDefinition.cnt">

    <xs:choice>

      <xs:group ref="apiQualifier"/>

      <xs:group ref="apiRelation"/>

      <xs:group ref="apiType"/>

      <xs:group ref="apiArray"/>

      <xs:group ref="apiData"/>

      <xs:group ref="apiDefNote"/>

      <xs:group ref="state"/>

      <xs:group ref="keyword"/>

      <xs:group ref="ph"/>

    </xs:choice>

  </xs:group>

  <!-- ============ Element definitions ============ -->

  <xs:element name="apiRef" type="apiRef.class"/>

  <xs:complexType name="apiRef.class">

    <xs:sequence>

      <xs:group ref="apiName"/>

      <xs:group ref="shortdesc"/>

      <xs:group minOccurs="0" ref="prolog"/>

      <xs:group ref="apiDetail"/>

      <xs:group minOccurs="0" ref="related-links"/>

      <xs:group minOccurs="0" maxOccurs="unbounded" ref="apiRef-info-types"/>

    </xs:sequence>

    <xs:attributeGroup ref="apiRef.attlist"/>

  </xs:complexType>

  <xs:attributeGroup name="apiRef.attlist">

    <xs:attribute name="id" use="required" type="xs:ID"/>

    <xs:attribute name="conref"/>

    <xs:attribute name="outputclass"/>

    <xs:attribute ref="xml:lang"/>

    <xs:attribute ref="ditaarch:DITAArchVersion"/>

    <xs:attributeGroup ref="global-atts"/>

    <xs:attribute name="class" default="- topic/topic reference/reference apiRef/apiRef "/>

  </xs:attributeGroup>

  <xs:element name="apiName">

    <xs:complexType mixed="true">

      <xs:group minOccurs="0" maxOccurs="unbounded" ref="title.cnt"/>

      <xs:attributeGroup ref="apiName.attlist"/>

    </xs:complexType>

  </xs:element>

  <xs:attributeGroup name="apiName.attlist">

    <xs:attributeGroup ref="id-atts"/>

    <xs:attribute name="outputclass"/>

    <xs:attributeGroup ref="global-atts"/>

    <xs:attribute name="class" default="- topic/title reference/title apiRef/apiName "/>

  </xs:attributeGroup>

  <xs:element name="apiDetail">

    <xs:complexType>

      <xs:sequence>

        <xs:group minOccurs="0" maxOccurs="unbounded" ref="apiSyntax"/>

        <xs:group minOccurs="0" maxOccurs="unbounded" ref="apiDef"/>

        <xs:group minOccurs="0" maxOccurs="unbounded" ref="apiDesc"/>

        <xs:choice minOccurs="0" maxOccurs="unbounded">

          <xs:group ref="example"/>

          <xs:group ref="section"/>

          <xs:group ref="apiImpl"/>

        </xs:choice>

      </xs:sequence>

      <xs:attributeGroup ref="apiDetail.attlist"/>

    </xs:complexType>

  </xs:element>

  <xs:attributeGroup name="apiDetail.attlist">

    <xs:attributeGroup ref="id-atts"/>

    <xs:attribute name="translate">

      <xs:simpleType>

        <xs:restriction base="xs:token">

          <xs:enumeration value="yes"/>

          <xs:enumeration value="no"/>

        </xs:restriction>

      </xs:simpleType>

    </xs:attribute>

    <xs:attribute ref="xml:lang"/>

    <xs:attribute name="outputclass"/>

    <xs:attributeGroup ref="global-atts"/>

    <xs:attribute name="class" default="- topic/body reference/refbody apiRef/apiDetail "/>

  </xs:attributeGroup>

  <xs:element name="apiSyntax">

    <xs:complexType>

      <xs:sequence>

        <xs:group maxOccurs="unbounded" ref="apiSyntaxText"/>

        <xs:group minOccurs="0" maxOccurs="unbounded" ref="apiSyntaxItem"/>

      </xs:sequence>

      <xs:attributeGroup ref="apiSyntax.attlist"/>

    </xs:complexType>

  </xs:element>

  <xs:attributeGroup name="apiSyntax.attlist">

    <xs:attribute name="spectitle"/>

    <xs:attributeGroup ref="univ-atts"/>

    <xs:attribute name="outputclass"/>

    <xs:attributeGroup ref="global-atts"/>

    <xs:attribute name="class" default="- topic/section reference/refsyn apiRef/apiSyntax "/>

  </xs:attributeGroup>

  <xs:element name="apiSyntaxText">

    <xs:complexType mixed="true">

      <xs:choice minOccurs="0" maxOccurs="unbounded">

        <xs:group ref="apiRelation"/>

        <xs:group ref="apiType"/>

        <xs:group ref="apiItemName"/>

        <xs:group ref="apiData"/>

        <xs:group ref="keyword"/>

        <xs:group ref="txt.incl"/>

      </xs:choice>

      <xs:attributeGroup ref="apiSyntaxText.attlist"/>

    </xs:complexType>

  </xs:element>

  <xs:attributeGroup name="apiSyntaxText.attlist">

    <xs:attributeGroup ref="display-atts"/>

    <xs:attributeGroup ref="univ-atts"/>

    <xs:attribute name="spectitle"/>

    <xs:attribute name="outputclass"/>

    <xs:attribute ref="xml:space" default="preserve"/>

    <xs:attributeGroup ref="global-atts"/>

    <xs:attribute name="class" default="- topic/pre reference/pre apiRef/apiSyntaxText "/>

  </xs:attributeGroup>

  <xs:element name="apiSyntaxItem">

    <xs:complexType>

      <xs:sequence>

        <xs:group minOccurs="0" maxOccurs="unbounded" ref="apiItemName"/>

        <xs:group minOccurs="0" ref="apiDefNote"/>

      </xs:sequence>

      <xs:attributeGroup ref="apiSyntaxItem.attlist"/>

    </xs:complexType>

  </xs:element>

  <xs:attributeGroup name="apiSyntaxItem.attlist">

    <xs:attributeGroup ref="univ-atts"/>

    <xs:attribute name="outputclass"/>

    <xs:attributeGroup ref="global-atts"/>

    <xs:attribute name="class" default="- topic/p reference/p apiRef/apiSyntaxItem "/>

  </xs:attributeGroup>

  <xs:element name="apiItemName">

    <xs:complexType mixed="true">

      <xs:attributeGroup ref="apiItemName.attlist"/>

    </xs:complexType>

  </xs:element>

  <xs:attributeGroup name="apiItemName.attlist">

    <xs:attribute name="keyref"/>

    <xs:attributeGroup ref="univ-atts"/>

    <xs:attribute name="outputclass"/>

    <xs:attributeGroup ref="global-atts"/>

    <xs:attribute name="class" default="- topic/keyword reference/keyword apiRef/apiItemName "/>

  </xs:attributeGroup>

  <xs:element name="apiDefNote">

    <xs:complexType mixed="true">

      <xs:group minOccurs="0" maxOccurs="unbounded" ref="ph.cnt"/>

      <xs:attributeGroup ref="apiDefNote.attlist"/>

    </xs:complexType>

  </xs:element>

  <xs:attributeGroup name="apiDefNote.attlist">

    <xs:attributeGroup ref="univ-atts"/>

    <xs:attribute name="outputclass"/>

    <xs:attributeGroup ref="global-atts"/>

    <xs:attribute name="class" default="- topic/ph reference/ph apiRef/apiDefNote "/>

  </xs:attributeGroup>

  <xs:element name="apiDef">

    <xs:complexType>

      <xs:choice minOccurs="0" maxOccurs="unbounded">

        <xs:group ref="apiDefinition.cnt"/>

        <xs:group ref="apiDefItem"/>

        <xs:group ref="apiItemName"/>

      </xs:choice>

      <xs:attributeGroup ref="apiDef.attlist"/>

    </xs:complexType>

  </xs:element>

  <xs:attributeGroup name="apiDef.attlist">

    <xs:attribute name="spectitle"/>

    <xs:attributeGroup ref="univ-atts"/>

    <xs:attribute name="outputclass"/>

    <xs:attributeGroup ref="global-atts"/>

    <xs:attribute name="class" default="- topic/section reference/section apiRef/apiDef "/>

  </xs:attributeGroup>

  <xs:element name="apiDefItem">

    <xs:complexType>

      <xs:choice minOccurs="0" maxOccurs="unbounded">

        <xs:group ref="apiItemName"/>

        <xs:group ref="apiDefinition.cnt"/>

        <xs:group ref="apiDefItem"/>

      </xs:choice>

      <xs:attributeGroup ref="apiDefItem.attlist"/>

    </xs:complexType>

  </xs:element>

  <xs:attributeGroup name="apiDefItem.attlist">

    <xs:attribute name="keyref"/>

    <xs:attributeGroup ref="univ-atts"/>

    <xs:attribute name="outputclass"/>

    <xs:attributeGroup ref="global-atts"/>

    <xs:attribute name="class" default="- topic/ph reference/ph apiRef/apiDefItem "/>

  </xs:attributeGroup>

  <xs:element name="apiQualifier">

    <xs:complexType>

      <xs:attributeGroup ref="apiQualifier.attlist"/>

    </xs:complexType>

  </xs:element>

  <xs:attributeGroup name="apiQualifier.attlist">

    <xs:attribute name="name" use="required"/>

    <xs:attribute name="value" use="required"/>

    <xs:attributeGroup ref="univ-atts"/>

    <xs:attribute name="outputclass"/>

    <xs:attributeGroup ref="global-atts"/>

    <xs:attribute name="class" default="- topic/state reference/state apiRef/apiQualifier "/>

  </xs:attributeGroup>

  <xs:element name="apiRelation">

    <xs:complexType mixed="true">

      <xs:attributeGroup ref="apiRelation.attlist"/>

    </xs:complexType>

  </xs:element>

  <xs:attributeGroup name="apiRelation.attlist">

    <xs:attribute name="href"/>

    <xs:attribute name="keyref"/>

    <xs:attribute name="type"/>

    <xs:attributeGroup ref="univ-atts"/>

    <xs:attribute name="format"/>

    <xs:attribute name="scope">

      <xs:simpleType>

        <xs:restriction base="xs:token">

          <xs:enumeration value="local"/>

          <xs:enumeration value="peer"/>

          <xs:enumeration value="external"/>

        </xs:restriction>

      </xs:simpleType>

    </xs:attribute>

    <xs:attribute name="outputclass"/>

    <xs:attributeGroup ref="global-atts"/>

    <xs:attribute name="class" default="- topic/xref reference/xref apiRef/apiRelation "/>

  </xs:attributeGroup>

  <xs:element name="apiType">

    <xs:complexType>

      <xs:attributeGroup ref="apiType.attlist"/>

    </xs:complexType>

  </xs:element>

  <xs:attributeGroup name="apiType.attlist">

    <xs:attribute name="name" default="type"/>

    <xs:attribute name="value" use="required"/>

    <xs:attributeGroup ref="univ-atts"/>

    <xs:attribute name="outputclass"/>

    <xs:attributeGroup ref="global-atts"/>

    <xs:attribute name="class" default="- topic/state reference/state apiRef/apiType "/>

  </xs:attributeGroup>

  <xs:element name="apiArray">

    <xs:complexType>

      <xs:attributeGroup ref="apiArray.attlist"/>

    </xs:complexType>

  </xs:element>

  <xs:attributeGroup name="apiArray.attlist">

    <xs:attribute name="name" default="arraysize"/>

    <xs:attribute name="value" default=""/>

    <xs:attributeGroup ref="univ-atts"/>

    <xs:attribute name="outputclass"/>

    <xs:attributeGroup ref="global-atts"/>

    <xs:attribute name="class" default="- topic/state reference/state apiRef/apiArray "/>

  </xs:attributeGroup>

  <xs:element name="apiData">

    <xs:complexType mixed="true">

      <xs:group minOccurs="0" maxOccurs="unbounded" ref="ph.cnt"/>

      <xs:attributeGroup ref="apiData.attlist"/>

    </xs:complexType>

  </xs:element>

  <xs:attributeGroup name="apiData.attlist">

    <xs:attribute name="keyref"/>

    <xs:attributeGroup ref="univ-atts"/>

    <xs:attribute name="outputclass"/>

    <xs:attributeGroup ref="global-atts"/>

    <xs:attribute name="class" default="- topic/ph reference/ph apiRef/apiData "/>

  </xs:attributeGroup>

  <xs:element name="apiDesc">

    <xs:complexType mixed="true">

      <xs:group minOccurs="0" maxOccurs="unbounded" ref="section.notitle.cnt"/>

      <xs:attributeGroup ref="apiDesc.attlist"/>

    </xs:complexType>

  </xs:element>

  <xs:attributeGroup name="apiDesc.attlist">

    <xs:attribute name="spectitle"/>

    <xs:attributeGroup ref="univ-atts"/>

    <xs:attribute name="outputclass"/>

    <xs:attributeGroup ref="global-atts"/>

    <xs:attribute name="class" default="- topic/section reference/section apiRef/apiDesc "/>

  </xs:attributeGroup>

  <xs:element name="apiImpl">

    <xs:complexType mixed="true">

      <xs:group minOccurs="0" maxOccurs="unbounded" ref="section.notitle.cnt"/>

      <xs:attributeGroup ref="apiImpl.attlist"/>

    </xs:complexType>

  </xs:element>

  <xs:attributeGroup name="apiImpl.attlist">

    <xs:attribute name="spectitle"/>

    <xs:attributeGroup ref="univ-atts"/>

    <xs:attribute name="outputclass"/>

    <xs:attributeGroup ref="global-atts"/>

    <xs:attribute name="class" default="- topic/section reference/section apiRef/apiImpl "/>

  </xs:attributeGroup>

  <!-- ============ Class ancestry ============ -->

</xs:schema>