Log4j-events.xsd

<?xml version="1.0" encoding="UTF-8"?>
<!-- edited with XMLSpy v2011 rel. 3 sp1 (x64) (http://www.altova.com) by Gary Gregory (Rocket Software) -->
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<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:log4j="http://logging.apache.org/log4j/2.0/events" targetNamespace="http://logging.apache.org/log4j/2.0/events" elementFormDefault="qualified" attributeFormDefault="unqualified">
    <xs:element name="Events">
        <xs:annotation>
            <xs:documentation>Log4J 2.0 XML Schema for XML log event files.</xs:documentation>
        </xs:annotation>
        <xs:complexType>
            <xs:sequence>
                <xs:element name="Event" minOccurs="0" maxOccurs="unbounded">
                    <xs:complexType>
                        <xs:sequence>
                            <xs:element name="Message"/>
                            <xs:element name="NDC" minOccurs="0"/>
                            <xs:element name="Throwable" minOccurs="0"/>
                            <xs:element name="LocationInfo" minOccurs="0">
                                <xs:complexType>
                                    <xs:attribute name="class" type="xs:string" use="required"/>
                                    <xs:attribute name="method" type="xs:string" use="required"/>
                                    <xs:attribute name="file" type="xs:string" use="required"/>
                                    <xs:attribute name="line" type="xs:int" use="required"/>
                                </xs:complexType>
                            </xs:element>
                            <xs:element name="Properties" minOccurs="0">
                                <xs:complexType>
                                    <xs:sequence>
                                        <xs:element name="Data" maxOccurs="unbounded">
                                            <xs:complexType>
                                                <xs:attribute name="name" type="xs:string" use="required"/>
                                                <xs:attribute name="value" use="required"/>
                                            </xs:complexType>
                                        </xs:element>
                                    </xs:sequence>
                                </xs:complexType>
                            </xs:element>
                        </xs:sequence>
                        <xs:attribute name="logger" type="xs:string" use="required"/>
                        <xs:attribute name="timestamp" type="xs:long" use="required"/>
                        <xs:attribute name="level" type="log4j:LevelEnum" use="required"/>
                        <xs:attribute name="thread" type="xs:string" use="required"/>
                    </xs:complexType>
                </xs:element>
            </xs:sequence>
        </xs:complexType>
    </xs:element>
    <xs:simpleType name="LevelEnum">
        <xs:restriction base="xs:string">
            <xs:enumeration value="OFF"/>
            <xs:enumeration value="FATAL"/>
            <xs:enumeration value="ERROR"/>
            <xs:enumeration value="WARN"/>
            <xs:enumeration value="INFO"/>
            <xs:enumeration value="DEBUG"/>
            <xs:enumeration value="TRACE"/>
            <xs:enumeration value="ALL"/>
        </xs:restriction>
    </xs:simpleType>
</xs:schema>