Edit C:\dspace\config\crosswalks\oai\xoai.xml

<?xml version="1.0" encoding="UTF-8"?>
<!--

The contents of this file are subject to the license and copyright
    detailed in the LICENSE and NOTICE files at the root of the source
    tree and available online at

http://www.dspace.org/license/

Developed by DSpace @ Lyncode <dspace@lyncode.com>
 -->
<Configuration indented="false" maxListIdentifiersSize="100" maxListRecordsSize="100"
               maxListSetsSize="100" stylesheet="static/style.xsl"
               xmlns="http://www.lyncode.com/XOAIConfiguration">

<Format ref="oaidc"/>
            <Format ref="mets"/>
            <Format ref="xoai"/>
            <Format ref="didl"/>
            <Format ref="dim"/>
            <Format ref="ore"/>
            <Format ref="rdf"/>
            <Format ref="etdms"/>
            <Format ref="mods"/>
            <Format ref="qdc"/>
            <Format ref="marc"/>
            <Format ref="uketd_dc"/>
            
            <Description>
                This is the default context of the DSpace OAI-PMH data provider.
            </Description>
        </Context>

<!--
            Driver Guidelines:

- http://www.driver-support.eu/documents/DRIVER_Guidelines_v2_Final_2008-11-13.pdf

Page 57 - 58
         -->
        <Context baseurl="driver" name="Driver Context">
            
            <Transformer ref="driverTransformer"/>
            
            <Filter ref="driverFilter"/>
            
            <Set ref="driverSet"/>
            
            <Format ref="oaidc"/>
            <Format ref="mets"/>
            <Format ref="didl"/>
            <Description>
                This context complies with Driver rules.
            </Description>
        </Context>

<!--
            OpenAIRE Guidelines 3.0:

- https://guidelines.openaire.eu/

There is a limitation over the embargoedEndDate parameter:

- Predefined DSpace fields don't allow to set this up with a default.
         -->
        <Context baseurl="openaire" name="OpenAIRE Context">
            
            <Transformer ref="openaireTransformer"/>
            
            <Filter ref="openAireFilter"/>
            
            <Set ref="openaireSet"/>
            
            <Format ref="oaidc"/>
            <Format ref="mets"/>
            <Description>
                This contexts complies with OpenAIRE Guidelines for Literature Repositories v3.0.
            </Description>
        </Context>
    </Contexts>

<Formats>
        <Format id="oaidc">
            <Prefix>oai_dc</Prefix>
            <XSLT>metadataFormats/oai_dc.xsl</XSLT>
            <Namespace>http://www.openarchives.org/OAI/2.0/oai_dc/</Namespace>
            <SchemaLocation>http://www.openarchives.org/OAI/2.0/oai_dc.xsd</SchemaLocation>
        </Format>
        <Format id="mets">
            <Prefix>mets</Prefix>
            <XSLT>metadataFormats/mets.xsl</XSLT>
            <Namespace>http://www.loc.gov/METS/</Namespace>
            <SchemaLocation>http://www.loc.gov/standards/mets/mets.xsd</SchemaLocation>
        </Format>
        
        <Format id="xoai">
            <Prefix>xoai</Prefix>
            <XSLT>metadataFormats/xoai.xsl</XSLT>
            <Namespace>http://www.lyncode.com/xoai</Namespace>
            <SchemaLocation>http://www.lyncode.com/schemas/xoai.xsd</SchemaLocation>
        </Format>
        <Format id="didl">
            <Prefix>didl</Prefix>
            <XSLT>metadataFormats/didl.xsl</XSLT>
            <Namespace>urn:mpeg:mpeg21:2002:02-DIDL-NS</Namespace>
            <SchemaLocation>http://standards.iso.org/ittf/PubliclyAvailableStandards/MPEG-21_schema_files/did/didl.xsd
            </SchemaLocation>
        </Format>
        <Format id="dim">
            <Prefix>dim</Prefix>
            <XSLT>metadataFormats/dim.xsl</XSLT>
            <Namespace>http://www.dspace.org/xmlns/dspace/dim</Namespace>
            <SchemaLocation>http://www.dspace.org/schema/dim.xsd</SchemaLocation>
        </Format>
        <Format id="ore">
            <Prefix>ore</Prefix>
            <XSLT>metadataFormats/ore.xsl</XSLT>
            <Namespace>http://www.w3.org/2005/Atom</Namespace>
            <SchemaLocation>http://tweety.lanl.gov/public/schemas/2008-06/atom-tron.sch</SchemaLocation>
        </Format>
        <Format id="rdf">
            <Prefix>rdf</Prefix>
            <XSLT>metadataFormats/rdf.xsl</XSLT>
            <Namespace>http://www.openarchives.org/OAI/2.0/rdf/</Namespace>
            <SchemaLocation>http://www.openarchives.org/OAI/2.0/rdf.xsd</SchemaLocation>
        </Format>
        <Format id="etdms">
            <Prefix>etdms</Prefix>
            <XSLT>metadataFormats/etdms.xsl</XSLT>
            <Namespace>http://www.ndltd.org/standards/metadata/etdms/1.0/</Namespace>
            <SchemaLocation>http://www.ndltd.org/standards/metadata/etdms/1.0/etdms.xsd</SchemaLocation>
        </Format>
        <Format id="mods">
            <Prefix>mods</Prefix>
            <XSLT>metadataFormats/mods.xsl</XSLT>
            <Namespace>http://www.loc.gov/mods/v3</Namespace>
            <SchemaLocation>http://www.loc.gov/standards/mods/v3/mods-3-1.xsd</SchemaLocation>
        </Format>
        <Format id="qdc">
            <Prefix>qdc</Prefix>
            <XSLT>metadataFormats/qdc.xsl</XSLT>
            <Namespace>http://purl.org/dc/terms/</Namespace>
            <SchemaLocation>http://dublincore.org/schemas/xmls/qdc/2006/01/06/dcterms.xsd</SchemaLocation>
        </Format>
        <Format id="marc">
            <Prefix>marc</Prefix>
            <XSLT>metadataFormats/marc.xsl</XSLT>
            <Namespace>http://www.loc.gov/MARC21/slim</Namespace>
            <SchemaLocation>http://www.loc.gov/standards/marcxml/schema/MARC21slim.xsd</SchemaLocation>
        </Format>
        <Format id="uketd_dc">
            <Prefix>uketd_dc</Prefix>
            <XSLT>metadataFormats/uketd_dc.xsl</XSLT>
            <Namespace>http://naca.central.cranfield.ac.uk/ethos-oai/2.0/</Namespace>
            <SchemaLocation>http://naca.central.cranfield.ac.uk/ethos-oai/2.0/uketd_dc.xsd</SchemaLocation>
            <Filter ref="uketdDcFilter"/>
        </Format>
        <Format id="junii2">
            <Prefix>junii2</Prefix>
            <XSLT>metadataFormats/junii2.xsl</XSLT>
            <Namespace>http://irdb.nii.ac.jp/oai</Namespace>
            <SchemaLocation>http://irdb.nii.ac.jp/oai/junii2-3-1.xsd</SchemaLocation>
        </Format>
    </Formats>

<Transformers>
        <Transformer id="driverTransformer">
            <XSLT>transformers/driver.xsl</XSLT>
        </Transformer>
        <Transformer id="openaireTransformer">
            <XSLT>transformers/openaire.xsl</XSLT>
        </Transformer>
    </Transformers>

<Filter id="openAireFilter">
            <Definition>
                <And>
                    <LeftCondition>
                        <And>
                            <LeftCondition>
                                <And>
                                    <LeftCondition>
                                        <Custom ref="titleExistsCondition"/>
                                    </LeftCondition>
                                    <RightCondition>
                                        <Custom ref="authorExistsCondition"/>
                                    </RightCondition>
                                </And>
                            </LeftCondition>
                            <RightCondition>
                                <Custom ref="driverDocumentTypeCondition"/>
                            </RightCondition>
                        </And>
                    </LeftCondition>
                    <RightCondition>
                        <Or>
                            <LeftCondition>
                                <And>
                                    <LeftCondition>
                                        <Or>
                                            <LeftCondition>
                                                <Custom ref="itemAccessCondition"/>
                                            </LeftCondition>
                                            <RightCondition>
                                                <Custom ref="itemWithdrawnCondition"/>
                                            </RightCondition>
                                        </Or>
                                    </LeftCondition>
                                    <RightCondition>
                                        <Custom ref="driverAccessCondition"/>
                                    </RightCondition>
                                </And>
                            </LeftCondition>
                            <RightCondition>
                                <Custom ref="openaireRelationCondition"/>
                            </RightCondition>
                        </Or>
                    </RightCondition>
                </And>
            </Definition>
        </Filter>

<!-- UKETD Filter for records returned by OAI-PMH.
             By default, return an Item record:
                * If it is a "thesis"

This filter is appended to any existing filter
             when "metadataPrefix=uketd_dc" is specified.
        -->
        <Filter id="uketdDcFilter">
            <Definition>
                <Custom ref="thesisDocumentTypeCondition"/>
            </Definition>
        </Filter>

<Filter id="defaultFilter">
            <Definition>
                <Or>
                    <LeftCondition>
                        <Custom ref="itemAccessCondition"/>
                    </LeftCondition>
                    <RightCondition>
                        <Custom ref="itemWithdrawnCondition"/>
                    </RightCondition>
                </Or>
            </Definition>
        </Filter>

<CustomCondition id="thesisDocumentTypeCondition">
            <Class>org.dspace.xoai.filter.DSpaceAtLeastOneMetadataFilter</Class>
            <Configuration>
                <string name="field">dc.type</string>
                <string name="operator">contains</string>
                <string name="value">Thesis</string>
            </Configuration>
        </CustomCondition>

<CustomCondition id="authorExistsCondition">
            <Class>org.dspace.xoai.filter.DSpaceMetadataExistsFilter</Class>
            <Configuration>
                <string name="field">dc.contributor.author</string>
            </Configuration>
        </CustomCondition>

<CustomCondition id="titleExistsCondition">
            <Class>org.dspace.xoai.filter.DSpaceMetadataExistsFilter</Class>
            <Configuration>
                <string name="field">dc.title</string>
            </Configuration>
        </CustomCondition>

<CustomCondition id="driverDocumentTypeCondition">
            <Class>org.dspace.xoai.filter.DSpaceAtLeastOneMetadataFilter</Class>
            <Configuration>
                <string name="field">dc.type</string>
                <string name="operator">ends_with</string>
                <list name="values">
                    <string>article</string>
                    <string>bachelorThesis</string>
                    <string>masterThesis</string>
                    <string>doctoralThesis</string>
                    <string>book</string>
                    <string>bookPart</string>
                    <string>review</string>
                    <string>conferenceObject</string>
                    <string>lecture</string>
                    <string>workingPaper</string>
                    <string>preprint</string>
                    <string>report</string>
                    <string>annotation</string>
                    <string>contributionToPeriodical</string>
                    <string>patent</string>
                    <string>dataset</string>
                    <string>other</string>
                </list>
            </Configuration>
        </CustomCondition>

<CustomCondition id="driverAccessCondition">
            <Class>org.dspace.xoai.filter.DSpaceAtLeastOneMetadataFilter</Class>
            <Configuration>
                <string name="field">dc.rights</string>
                <string name="operator">contains</string>
                <list name="values">
                    <string>openAccess</string>
                </list>
            </Configuration>
        </CustomCondition>

<CustomCondition id="itemAccessCondition">
            <Class>org.dspace.xoai.filter.DSpaceAuthorizationFilter</Class>
        </CustomCondition>

<CustomCondition id="itemWithdrawnCondition">
            <Class>org.dspace.xoai.filter.DSpaceWithdrawnFilter</Class>
        </CustomCondition>

<CustomCondition id="openaireRelationCondition">
            <Class>org.dspace.xoai.filter.DSpaceAtLeastOneMetadataFilter</Class>
            <Configuration>
                <string name="field">dc.relation</string>
                <string name="operator">starts_with</string>
                <string name="value">info:eu-repo/grantAgreement/</string>
            </Configuration>
        </CustomCondition>
    </Filters>

<Sets>
        <Set id="driverSet">
            <Spec>driver</Spec>
            <Name>Open Access DRIVERset</Name>
            
        </Set>
        <Set id="openaireSet">
            <Spec>openaire</Spec>
            <Name>OpenAIRE</Name>
            
        </Set>
    </Sets>
</Configuration>

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