mapping relationship from trasformed records based on oaf:relation
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@ -18,14 +18,7 @@ import static eu.dnetlib.dhp.schema.oaf.utils.OafMapperUtils.oaiIProvenance;
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import static eu.dnetlib.dhp.schema.oaf.utils.OafMapperUtils.qualifier;
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import static eu.dnetlib.dhp.schema.oaf.utils.OafMapperUtils.structuredProperty;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Optional;
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import java.util.Set;
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import java.util.*;
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import org.apache.commons.lang3.StringUtils;
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import org.dom4j.*;
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@ -35,6 +28,7 @@ import com.google.common.collect.Sets;
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import eu.dnetlib.dhp.common.vocabulary.VocabularyGroup;
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import eu.dnetlib.dhp.schema.common.ModelConstants;
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import eu.dnetlib.dhp.schema.common.ModelSupport;
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import eu.dnetlib.dhp.schema.oaf.AccessRight;
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import eu.dnetlib.dhp.schema.oaf.Author;
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import eu.dnetlib.dhp.schema.oaf.Context;
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@ -199,8 +193,13 @@ public abstract class AbstractMdRecordToOafMapper {
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final List<Oaf> oafs = Lists.newArrayList(entity);
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if (!oafs.isEmpty()) {
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oafs.addAll(addProjectRels(doc, entity));
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oafs.addAll(addOtherResultRels(doc, entity));
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Set<Oaf> rels = Sets.newHashSet();
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rels.addAll(addProjectRels(doc, entity));
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rels.addAll(addOtherResultRels(doc, entity));
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rels.addAll(addRelations(doc, entity));
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oafs.addAll(rels);
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}
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return oafs;
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@ -278,6 +277,52 @@ public abstract class AbstractMdRecordToOafMapper {
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return res;
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}
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private List<Oaf> addRelations(Document doc, OafEntity entity) {
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final List<Oaf> rels = Lists.newArrayList();
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for (Object o : doc.selectNodes("//oaf:relation")) {
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Element element = (Element) o;
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final Relation rel = new Relation();
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rel.setCollectedfrom(entity.getCollectedfrom());
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rel.setDataInfo(entity.getDataInfo());
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rel.setLastupdatetimestamp(entity.getLastupdatetimestamp());
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String relType = element.attributeValue("relType");
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String subRelType = element.attributeValue("subRelType");
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String relClass = element.attributeValue("relClass");
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String relClassInverse = ModelSupport
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.findInverse(ModelSupport.rel(relType, subRelType, relClass))
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.getInverseRelClass();
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rel.setSource(entity.getId());
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String target = StringUtils.trim(element.getText());
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final String validationdDate = ((Node) o).valueOf("@validationDate");
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if (StringUtils.isNotBlank(target)) {
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// TODO discover the target entity type with a dedicated attribute, e.g. @targetType.
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final String[] parts = relType.split("(?=\\p{Upper})");
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final String targetType = parts[1].toLowerCase();
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final String targetId = createOpenaireId(targetType, target, true);
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rels
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.add(
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getRelation(
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entity.getId(), targetId, relType, subRelType, relClass, entity, validationdDate));
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rels
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.add(
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getRelation(
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targetId, entity.getId(), relType, subRelType, relClassInverse, entity, validationdDate));
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}
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}
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return rels;
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}
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protected Relation getRelation(final String source,
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final String target,
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final String relType,
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@ -57,14 +57,10 @@ class MappersTest {
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final List<Oaf> list = new OafToOafMapper(vocs, false, true).processMdRecord(xml);
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assertEquals(3, list.size());
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assertTrue(list.get(0) instanceof Publication);
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assertTrue(list.get(1) instanceof Relation);
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assertTrue(list.get(2) instanceof Relation);
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assertEquals(1, list.stream().filter(o -> o instanceof Publication).count());
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assertEquals(4, list.stream().filter(o -> o instanceof Relation).count());
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final Publication p = (Publication) list.get(0);
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final Relation r1 = (Relation) list.get(1);
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final Relation r2 = (Relation) list.get(2);
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Publication p = (Publication) list.stream().filter(o -> o instanceof Publication).findFirst().get();
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assertValidId(p.getId());
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@ -125,26 +121,58 @@ class MappersTest {
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assertNotNull(p.getBestaccessright());
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assertEquals("OPEN", p.getBestaccessright().getClassid());
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assertValidId(r1.getSource());
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assertValidId(r1.getTarget());
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assertValidId(r2.getSource());
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assertValidId(r2.getTarget());
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assertValidId(r1.getCollectedfrom().get(0).getKey());
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assertValidId(r2.getCollectedfrom().get(0).getKey());
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assertNotNull(r1.getDataInfo());
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assertNotNull(r2.getDataInfo());
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assertNotNull(r1.getDataInfo().getTrust());
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assertNotNull(r2.getDataInfo().getTrust());
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assertEquals(r1.getSource(), r2.getTarget());
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assertEquals(r2.getSource(), r1.getTarget());
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assertTrue(StringUtils.isNotBlank(r1.getRelClass()));
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assertTrue(StringUtils.isNotBlank(r2.getRelClass()));
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assertTrue(StringUtils.isNotBlank(r1.getRelType()));
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assertTrue(StringUtils.isNotBlank(r2.getRelType()));
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assertTrue(r1.getValidated());
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assertTrue(r2.getValidated());
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assertEquals("2020-01-01", r1.getValidationDate());
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assertEquals("2020-01-01", r2.getValidationDate());
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// RESULT PROJECT
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List<Relation> resultProject = list
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.stream()
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.filter(o -> o instanceof Relation)
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.map(o -> (Relation) o)
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.filter(r -> ModelConstants.RESULT_PROJECT.equals(r.getRelType()))
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.collect(Collectors.toList());
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assertEquals(2, resultProject.size());
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final Relation rp1 = resultProject.get(0);
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final Relation rp2 = resultProject.get(1);
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verifyRelation(rp1);
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verifyRelation(rp2);
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assertTrue(rp1.getValidated());
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assertTrue(rp2.getValidated());
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assertEquals("2020-01-01", rp1.getValidationDate());
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assertEquals("2020-01-01", rp2.getValidationDate());
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assertEquals(rp1.getSource(), rp2.getTarget());
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assertEquals(rp2.getSource(), rp1.getTarget());
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// AFFILIATIONS
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List<Relation> affiliation = list
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.stream()
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.filter(o -> o instanceof Relation)
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.map(o -> (Relation) o)
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.filter(r -> ModelConstants.RESULT_ORGANIZATION.equals(r.getRelType()))
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.collect(Collectors.toList());
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assertEquals(2, affiliation.size());
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final Relation aff1 = affiliation.get(0);
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final Relation aff2 = affiliation.get(1);
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verifyRelation(aff1);
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verifyRelation(aff2);
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assertEquals(aff1.getSource(), aff2.getTarget());
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assertEquals(aff2.getSource(), aff1.getTarget());
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}
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private void verifyRelation(Relation r) {
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assertValidId(r.getSource());
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assertValidId(r.getTarget());
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assertValidId(r.getCollectedfrom().get(0).getKey());
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assertNotNull(r.getDataInfo());
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assertNotNull(r.getDataInfo().getTrust());
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assertTrue(StringUtils.isNotBlank(r.getRelClass()));
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assertTrue(StringUtils.isNotBlank(r.getRelType()));
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}
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@Test
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@ -60,6 +60,13 @@
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<oaf:fulltext>https://oneecosystem.pensoft.net/article/13718/</oaf:fulltext>
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<oaf:journal eissn="2367-8194" issn="">One Ecosystem</oaf:journal>
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<oaf:refereed>0001</oaf:refereed>
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<oaf:relation relClass="hasAuthorInstitution"
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relType="resultOrganization"
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subRelType="affiliation">ror_________::https://ror.org/02gdcn153</oaf:relation>
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<oaf:relation relClass="isProducedBy"
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relType="resultProject"
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subRelType="outcome"
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validationDate="2020-01-01">corda_______::226852</oaf:relation>
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</metadata>
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<about xmlns:oai="http://www.openarchives.org/OAI/2.0/">
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<provenance xmlns="http://www.openarchives.org/OAI/2.0/provenance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/provenance http://www.openarchives.org/OAI/2.0/provenance.xsd">
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