advertisement.xsd

<?xml version="1.0" encoding="UTF-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified" targetNamespace="http://schemas.fed4fire.eu/schemas/rspec/ext/f4f_monitoring/1">
    <xs:element name="monitoring">
        <xs:complexType>
            <xs:sequence>
                <xs:element ref="metric" minOccurs="0" maxOccurs="unbounded"/>
            </xs:sequence>
            <xs:attribute name="supported" use="required" type="xs:boolean"/>
            <xs:attribute name="doc" use="optional" type="xs:anyURI"/>
            <xs:attribute name="type" use="optional" type="xs:string"/>
        </xs:complexType>
    </xs:element>
    <xs:element name="metric">
        <xs:complexType>
            <xs:attribute name="id" use="required">
                <xs:simpleType>
                    <xs:restriction base="xs:string">
                        <xs:minLength value="2"/>
                        <xs:maxLength value="50"/>
                        <xs:pattern value="[a-zA-Z][a-zA-Z0-9_-.]*"/>
                    </xs:restriction>
                </xs:simpleType>
            </xs:attribute>

            <!-- while optional, these are highly recommended -->
            <xs:attribute name="description" use="optional"/>
            <xs:attribute name="unit" use="optional"/>
        </xs:complexType>
    </xs:element>

</xs:schema>