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<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"
            targetNamespace="urn:jboss:domain:osgi:1.0"
            xmlns="urn:jboss:domain:osgi:1.0"
            elementFormDefault="qualified"
            attributeFormDefault="unqualified"
            version="1.0">

    <!-- The OSGi subsystem root element -->
    <xs:element name="subsystem" type="subsystemType"/>

    <xs:complexType name="subsystemType">
        <xs:annotation>
            <xs:documentation>
            <![CDATA[
                The configuration of the OSGi subsystem.
            ]]>
            </xs:documentation>
        </xs:annotation>
        <xs:all>
            <xs:element name="configuration" type="configurationType" minOccurs="0"/>
            <xs:element name="properties" type="propertiesType" minOccurs="0"/>
            <xs:element name="modules" type="modulesType" minOccurs="0"/>
        </xs:all>
        <xs:attribute name="activation" type="activationType" default="lazy"/>
    </xs:complexType>

    <xs:simpleType name="activationType">
        <xs:restriction base="xs:string">
            <xs:enumeration value="eager"/>
            <xs:enumeration value="lazy"/>
        </xs:restriction>
    </xs:simpleType>

    <xs:complexType name="configurationType">
        <xs:choice minOccurs="0" maxOccurs="unbounded">
            <xs:element name="property" type="propertyType"/>
        </xs:choice>
        <xs:attribute name="pid" type="xs:string" use="required"/>
    </xs:complexType>

    <xs:complexType name="modulesType">
        <xs:choice minOccurs="0" maxOccurs="unbounded">
            <xs:element name="module" type="moduleType"/>
        </xs:choice>
    </xs:complexType>

    <xs:complexType name="moduleType">
        <xs:attribute name="identifier" type="xs:string" use="required"/>
        <xs:attribute name="startlevel" type="xs:integer"/>
    </xs:complexType>

    <xs:complexType name="propertiesType">
        <xs:choice minOccurs="0" maxOccurs="unbounded">
            <xs:element name="property" type="propertyType"/>
        </xs:choice>
    </xs:complexType>

    <xs:complexType name="propertyType">
        <xs:simpleContent>
            <xs:extension base="propertyValueType">
                <xs:attribute name="name" type="xs:string" use="required"/>
            </xs:extension>
        </xs:simpleContent>
    </xs:complexType>

    <xs:simpleType name="propertyValueType">
      <xs:restriction base="xs:string"/>
    </xs:simpleType>
</xs:schema>