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

<xs:schema id="EventLog" 
                  targetNamespace="http://www.wayne.com/2006-10-05/LogData.xsd"
                  elementFormDefault="qualified"
                  xmlns="http://www.wayne.com/2006-10-05/LogData.xsd"
                  xmlns:mstns="http://www.wayne.com/2006-10-05/LogData.xsd"
                  xmlns:xs="http://www.w3.org/2001/XMLSchema">

  <!--.....................................................................-->
  <xs:element name="LogEntry" type="LogEntryType"/>


  <!--.....................................................................-->
  <xs:simpleType name="ErrorLogSeverityType" >
    <xs:restriction base="xs:string">
      <xs:enumeration value="Cosmetic"/>
      <xs:enumeration value="Recoverable"/>
      <xs:enumeration value="RecoverableDataLoss"/>
      <xs:enumeration value="Irrecoverable"/>
    </xs:restriction>
  </xs:simpleType>


  <!-- .................. Entity entry type definition ........................-->
  <xs:complexType name="LogEntryType" abstract="true">
    <xs:sequence>
      <xs:element name="LogObjectString" type="xs:string"/>
      <xs:element name="LogData">
        <xs:complexType>
          <xs:sequence>
            <xs:any minOccurs="0" maxOccurs="unbounded"/>
          </xs:sequence>
        </xs:complexType>
      </xs:element>
    </xs:sequence>
    <xs:attribute name="Category" type="xs:string" use="required"/>
    <xs:attribute name="DateTime" type="xs:dateTime" use="required"/>
  </xs:complexType>

  <!--.....................................................................-->
  <xs:complexType name ="ErrorLogEntryType" >
    <xs:complexContent>
      <xs:extension base="LogEntryType" >
        <xs:attribute name="Severity" type="ErrorLogSeverityType" />
      </xs:extension>
    </xs:complexContent>
  </xs:complexType>


  <!-- .................. Entity type definition ........................-->
  <xs:complexType name="EntityType">
    <xs:sequence>
      <xs:element name="Parent">
        <xs:complexType>
          <xs:sequence>
            <xs:element name="Entity" type="EntityType" minOccurs="0"/>
          </xs:sequence>
        </xs:complexType>
      </xs:element>
    </xs:sequence>
    <xs:attribute name="EntityType" type="xs:string" use="required"/>
    <xs:attribute name="EntitySubType" type="xs:string" use="required"/>
    <xs:attribute name="Id" type="xs:int" use="required"/>
  </xs:complexType>
</xs:schema>