<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="../xslt/schema.xsl"?>

<!-- (C) 2011 OpenStack Foundation., All Rights Reserved -->

<schema
    elementFormDefault="qualified"
    attributeFormDefault="unqualified"
    xmlns="http://www.w3.org/2001/XMLSchema"
    xmlns:csapi="http://docs.openstack.org/compute/api/v1.1"
    xmlns:xsdxt="http://docs.rackspacecloud.com/xsd-ext/v1.0"
    xmlns:xsd="http://www.w3.org/2001/XMLSchema"
    xmlns:atom="http://www.w3.org/2005/Atom"
    xmlns:vc="http://www.w3.org/2007/XMLSchema-versioning"
    targetNamespace="http://docs.openstack.org/compute/api/v1.1"
>

  <annotation>
    <xsd:appinfo
        xml:lang="EN"
        xmlns="http://www.w3.org/1999/xhtml">
      <xsdxt:title>Common Types</xsdxt:title>
      <xsdxt:link rel="index" href="api.xsd" />
    </xsd:appinfo>
    <xsd:documentation
        xml:lang="EN"
        xmlns="http://www.w3.org/1999/xhtml">
      <p>
        This schema file defines common types used by multiple
        entities and possibly spanning several types of requests.
      </p>
    </xsd:documentation>
  </annotation>

  <!-- Import ATOM specific schema definitions -->
  <import vc:minVersion="1.1" namespace="http://www.w3.org/2005/Atom" schemaLocation="atom/atom.xsd" />

  <complexType name="Metadata">
    <sequence>
      <element name="meta" type="csapi:MetadataItem" minOccurs="0" maxOccurs="1000">
        <annotation>
          <xsd:documentation
              xml:lang="EN"
              xmlns="http://www.w3.org/1999/xhtml">
            <p>
              A collection of metadata items.  There may be an
              absolute limit that imposes additional constraints on
              the number of metadata items.
            </p>
          </xsd:documentation>
        </annotation>
      </element>
      <element vc:minVersion="1.1" ref="atom:link" minOccurs="0" maxOccurs="unbounded" />
      <any namespace="##other" processContents="lax" minOccurs="0" maxOccurs="unbounded" />
    </sequence>
    <anyAttribute namespace="##other" processContents="lax"/>
  </complexType>
  <complexType name="MetadataItem">
    <annotation>
      <xsd:documentation
          xml:lang="EN"
          xmlns="http://www.w3.org/1999/xhtml">
        <p>
          A MetadataItem is simply a name-value pair. The name is
          specified in the key attribute and the <a
          href="#type_MetadataValue" title="See definition of
          MetadataValue">value</a> is included inline.
        </p>
        <xsdxt:code type="application/xml">
          <![CDATA[
            <meta xmlns="http://docs.openstack.org/compute/api/v1.0"
                  key="Server Label">Web Head 1</meta>
          ]]>
        </xsdxt:code>
      </xsd:documentation>
    </annotation>
    <simpleContent>
      <extension base="csapi:MetadataValue">
	<attribute name="key" type="csapi:MetadataKey" use="required">
          <annotation>
            <xsd:documentation
                xml:lang="EN"
                xmlns="http://www.w3.org/1999/xhtml">
              <p>
                A meta data name-value pair.
              </p>
            </xsd:documentation>
          </annotation>
        </attribute>
        <anyAttribute namespace="##other" processContents="lax"/>
      </extension>
    </simpleContent>
  </complexType>

  <!-- Simple types that span multiple requests -->
  <simpleType name="Progress">
    <annotation>
      <xsd:documentation
          xml:lang="EN"
          xmlns="http://www.w3.org/1999/xhtml">
        <p>
          An integer between 0 and 100 that denotes the progress of an
          operation.
        </p>
      </xsd:documentation>
    </annotation>
    <restriction base="xsd:int">
      <minInclusive value="0"/>
      <maxInclusive value="100" />
    </restriction>
  </simpleType>

  <simpleType name="UUID">
      <annotation>
          <xsd:documentation
              xml:lang="EN"
              xmlns="http://www.w3.org/1999/xhtml">
              <p>
                  A universally unique identifier.
              </p>
          </xsd:documentation>
      </annotation>
      <restriction base="xsd:string">
          <length value="36" fixed="true"/>
          <pattern value="[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12}"/>
      </restriction>
  </simpleType>

  <simpleType name="ExtendedStatus">
      <annotation>
          <xsd:documentation
              xml:lang="EN"
              xmlns="http://www.w3.org/1999/xhtml">
              <p>
                  An extended status must contian a prefix.
              </p>
          </xsd:documentation>
      </annotation>
      <restriction base="xsd:string">
          <pattern value="(\w|-)+:\w+"/>
      </restriction>
  </simpleType>

  <simpleType name="MetadataKey">
    <restriction base="xsd:string">
      <maxLength value="255" />
    </restriction>
  </simpleType>

  <simpleType name="MetadataValue">
    <restriction base="xsd:string">
      <maxLength value="255" />
    </restriction>
  </simpleType>
</schema>

