pm4py/tests/input_data/ocel/schema.xml

<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified">
    <!--  This file describes the XML serialization of the OCL format for object-centric event log data.  -->
    <!--  (c) 2020 by Chair of Process and Data Science (http://www.pads.rwth-aachen.de)  -->
    <!--  Date: Nov. 13, 2020  -->
    <!--  Version 0.1  -->
    <!--  Author: Gyunam Park (gnpark@pads.rwth-aachen.de)  -->
    <!--  Draft for the formal format of object-centric event log data  -->
    <xs:element name="log" type="LogType"/>
    <!--  Attributables  -->
    <xs:complexType name="AttributableType">
        <xs:choice minOccurs="0" maxOccurs="unbounded">
            <xs:element name="string" minOccurs="0" maxOccurs="unbounded" type="AttributeStringType"/>
            <xs:element name="date" minOccurs="0" maxOccurs="unbounded" type="AttributeDateType"/>
            <xs:element name="int" minOccurs="0" maxOccurs="unbounded" type="AttributeIntType"/>
            <xs:element name="float" minOccurs="0" maxOccurs="unbounded" type="AttributeFloatType"/>
            <xs:element name="boolean" minOccurs="0" maxOccurs="unbounded" type="AttributeBooleanType"/>
            <xs:element name="id" minOccurs="0" maxOccurs="unbounded" type="AttributeIDType"/>
            <xs:element name="list" minOccurs="0" maxOccurs="unbounded" type="AttributeListType"/>
            <xs:element name="container" minOccurs="0" maxOccurs="unbounded" type="AttributeContainerType"/>
        </xs:choice>
    </xs:complexType>
    <!--  String attribute  -->
    <xs:complexType name="AttributeStringType">
        <xs:complexContent>
            <xs:extension base="AttributeType">
                <xs:attribute name="value" use="required" type="xs:string"/>
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>
    <!--  Date attribute  -->
    <xs:complexType name="AttributeDateType">
        <xs:complexContent>
            <xs:extension base="AttributeType">
                <xs:attribute name="value" use="required" type="xs:dateTime"/>
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>
    <!--  Integer attribute  -->
    <xs:complexType name="AttributeIntType">
        <xs:complexContent>
            <xs:extension base="AttributeType">
                <xs:attribute name="value" use="required" type="xs:long"/>
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>
    <!--  Floating-point attribute  -->
    <xs:complexType name="AttributeFloatType">
        <xs:complexContent>
            <xs:extension base="AttributeType">
                <xs:attribute name="value" use="required" type="xs:double"/>
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>
    <!--  Boolean attribute  -->
    <xs:complexType name="AttributeBooleanType">
        <xs:complexContent>
            <xs:extension base="AttributeType">
                <xs:attribute name="value" use="required" type="xs:boolean"/>
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>
    <!--  ID attribute  -->
    <xs:complexType name="AttributeIDType">
        <xs:complexContent>
            <xs:extension base="AttributeType">
                <xs:attribute name="value" use="required" type="xs:string"/>
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>
    <!--  List attribute  -->
    <xs:complexType name="AttributeListType">
        <xs:complexContent>
            <xs:extension base="AttributeType"></xs:extension>
        </xs:complexContent>
    </xs:complexType>
    <!--  Container attribute  -->
    <xs:complexType name="AttributeContainerType">
        <xs:complexContent>
            <xs:extension base="AttributableType"></xs:extension>
        </xs:complexContent>
    </xs:complexType>
    <!--  Globals definition  -->
    <xs:complexType name="GlobalsType">
        <xs:complexContent>
            <xs:extension base="AttributableType">
                <xs:attribute name="scope" type="xs:NCName" use="required"/>
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>
    <!--  Attribute  -->
    <xs:complexType name="AttributeType">
        <xs:complexContent>
            <xs:extension base="AttributableType">
                <xs:attribute name="key" use="required" type="xs:Name"/>
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>
    <!--  Elements may contain attributes  -->
    <xs:complexType name="ElementType">
        <xs:complexContent>
            <xs:extension base="AttributableType"/>
        </xs:complexContent>
    </xs:complexType>
    <!--  Logs are elements that may contain executions  -->
    <xs:complexType name="LogType">
        <xs:complexContent>
            <xs:extension base="ElementType">
                <xs:sequence>
                    <xs:element name="global" minOccurs="0" maxOccurs="4" type="GlobalsType"/>
                    <xs:element name="events" minOccurs="0" maxOccurs="unbounded" type="EventsType"/>
                    <xs:element name="objects" minOccurs="0" maxOccurs="unbounded" type="ObjectsType"/>
                </xs:sequence>
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>
    <!--  Executions are elements that may contain events  -->
    <xs:complexType name="EventsType">
        <xs:complexContent>
            <xs:extension base="ElementType">
                <xs:sequence>
                    <xs:element name="event" minOccurs="0" maxOccurs="unbounded" type="EventType"/>
                </xs:sequence>
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>
    <!--  Events are elements  -->
    <xs:complexType name="EventType">
        <xs:complexContent>
            <xs:extension base="ElementType">
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>
    <!--  Specifications are elements that may contain data  -->
    <xs:complexType name="ObjectsType">
        <xs:complexContent>
            <xs:extension base="ElementType">
                <xs:sequence>
                    <xs:element name="object" minOccurs="0" maxOccurs="unbounded" type="ObjectType"/>
                </xs:sequence>
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>
    <!--  Objects are elements  -->
    <xs:complexType name="ObjectType">
        <xs:complexContent>
            <xs:extension base="ElementType">
            </xs:extension>
        </xs:complexContent>
    </xs:complexType>
</xs:schema>