use of org.fao.geonet.index.model.dcat2.DctPeriodOfTime.DctPeriodOfTimeBuilder in project geonetwork-microservices by geonetwork.
the class DcatConverter method convert.
/**
* Convert an index document into a DCAT object.
*/
public CatalogRecord convert(JsonNode doc) {
CatalogRecord catalogRecord = null;
Dataset dcatDataset = null;
try {
IndexRecord record = new ObjectMapper().enable(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY).readValue(doc.get(IndexRecordFieldNames.source).toString(), IndexRecord.class);
String recordIdentifier = record.getMetadataIdentifier();
String recordUri = formatterConfiguration.buildLandingPageLink(record.getMetadataIdentifier());
Optional<ResourceIdentifier> resourceIdentifier = record.getResourceIdentifier().stream().filter(Objects::nonNull).findFirst();
// TODO: Define strategy to build IRI
final String resourceIdentifierUri = resourceIdentifier.isPresent() ? "local:" + resourceIdentifier.get().getCode() : null;
String language = record.getMainLanguage() == null ? defaultLanguage : record.getMainLanguage();
String languageUpperCase = language.toUpperCase();
// TODO: Need language mapper
String iso2letterLanguage = language.substring(0, 2);
List<String> resourceLanguage = record.getResourceLanguage();
List<String> resourceType = record.getResourceType();
boolean isInspireResource = resourceType.contains("dataset") || resourceType.contains("series") || resourceType.contains("service");
// TODO: Add multilingual support
// TODO .resource("https://creativecommons.org/publicdomain/zero/1.0/deed")
DatasetBuilder datasetBuilder = Dataset.builder().identifier(record.getResourceIdentifier().stream().map(c -> c.getCode()).collect(Collectors.toList())).title(listOfNullable(record.getResourceTitle().get(defaultText))).description(listOfNullable(record.getResourceAbstract().get(defaultText))).landingPage(listOfNullable(DcatDocument.builder().foafDocument(FoafDocument.builder().about(formatterConfiguration.buildLandingPageLink(record.getMetadataIdentifier())).title(record.getResourceTitle().get(defaultText)).build()).build())).provenance(record.getResourceLineage().stream().map(l -> Provenance.builder().provenanceStatement(ProvenanceStatement.builder().label(l.get(defaultText)).build()).build()).collect(Collectors.toList())).type(record.getResourceType().stream().map(t -> new RdfResource(null, "dcat:" + RESSOURCE_TYPE_MAPPING.get(t), null)).collect(Collectors.toList())).modified(toDate(record.getChangeDate())).theme(record.getCodelists().get(topic).stream().map(t -> Subject.builder().skosConcept(SkosConcept.builder().prefLabel(t.getProperties().get(defaultText)).build()).build()).collect(Collectors.toList())).theme(record.getTag().stream().map(t -> Subject.builder().skosConcept(SkosConcept.builder().prefLabel(t.get(defaultText)).build()).build()).collect(Collectors.toList()));
record.getResourceDate().stream().filter(d -> "creation".equals(d.getType())).forEach(d -> datasetBuilder.created(toDate(d.getDate())));
record.getResourceDate().stream().filter(d -> "publication".equals(d.getType())).forEach(d -> datasetBuilder.issued(toDate(d.getDate())));
record.getResourceDate().stream().filter(d -> "revision".equals(d.getType())).forEach(d -> datasetBuilder.modified(toDate(d.getDate())));
// TODO: Convert to meter ?
datasetBuilder.spatialResolutionInMeters(record.getResolutionScaleDenominator().stream().map(BigDecimal::new).collect(Collectors.toList()));
// INSPIRE
if (record.getSpecificationConformance().size() > 0) {
datasetBuilder.wasUsedBy(record.getSpecificationConformance().stream().map(c -> DcatActivity.builder().activity(// https://github.com/SEMICeu/iso-19139-to-dcat-ap/blob/master/iso-19139-to-dcat-ap.xsl#L837-L840
ProvActivity.builder().used(new RdfResource(null, resourceIdentifierUri, null)).qualifiedAssociation(ProvQualifiedAssociation.builder().hadPlan(ProvHadPlan.builder().wasDerivedFrom(new RdfResource("Resource", null, null, c.getTitle(), null)).build()).build()).generated(ProvGenerated.builder().type(new RdfResource("http://inspire.ec.europa.eu/metadata-codelist/DegreeOfConformity/" + INSPIRE_DEGREE_OF_CONFORMITY.get(c.getPass()), null)).build()).build()).build()).collect(Collectors.toList()));
}
if (record.getResourceLanguage() != null) {
// TODO: Where to put resource language ?
datasetBuilder.language(record.getResourceLanguage().stream().map(l -> new RdfResource(null, "http://publications.europa.eu/resource/authority/language/" + l.toUpperCase(), null)).collect(Collectors.toList()));
}
ArrayList<Codelist> updateFrequencyList = record.getCodelists().get(Codelists.maintenanceAndUpdateFrequency);
if (updateFrequencyList != null && updateFrequencyList.size() > 0) {
datasetBuilder.accrualPeriodicity(new RdfResource(null, ACCRUAL_PERIODICITY_URI_PREFIX + ACCRUAL_PERIODICITY_TO_ISO.get(updateFrequencyList.get(0).getProperties().get(CommonField.key)), null));
}
// <dct:spatial rdf:parseType="Resource">
datasetBuilder.spatial(record.getGeometries().stream().map(g -> DctSpatial.builder().location(DctLocation.builder().geometry(g).build()).build()).collect(Collectors.toList()));
datasetBuilder.temporal(record.getResourceTemporalExtentDateRange().stream().map(range -> {
DctPeriodOfTimeBuilder periodOfTime = DctPeriodOfTime.builder();
if (StringUtils.isNotEmpty(range.getGte())) {
periodOfTime.startDate(toDate(range.getGte()));
}
if (StringUtils.isNotEmpty(range.getLte())) {
periodOfTime.endDate(toDate(range.getLte()));
}
return DctTemporal.builder().periodOfTime(periodOfTime.build()).build();
}).collect(Collectors.toList()));
record.getLinks().stream().forEach(link -> {
DcatDistributionBuilder dcatDistributionBuilder = DcatDistribution.builder().title(listOfNullable(link.getName())).description(listOfNullable(link.getDescription())).representationTechnique(Subject.builder().skosConcept(SkosConcept.builder().prefLabel(link.getProtocol()).build()).build());
// TODO: depending on function/protocol build page/accessUrl/downloadUrl
dcatDistributionBuilder.accessUrl(link.getUrl());
datasetBuilder.distribution(listOfNullable(DcatDistributionContainer.builder().distribution(dcatDistributionBuilder.build()).build()));
});
datasetBuilder.contactPoint(record.getContactForResource().stream().map(contact -> DcatContactPoint.builder().contact(VcardContact.builder().title(contact.getOrganisation()).role(contact.getRole()).hasEmail(contact.getEmail()).build()).build()).collect(Collectors.toList()));
dcatDataset = datasetBuilder.build();
catalogRecord = CatalogRecord.builder().identifier(listOfNullable(record.getMetadataIdentifier())).created(toDate(record.getCreateDate())).modified(toDate(record.getChangeDate())).language(listOfNullable(new RdfResource(null, "http://publications.europa.eu/resource/authority/language/" + record.getMainLanguage().toUpperCase()))).primaryTopic(listOfNullable(new ResourceContainer(dcatDataset, null))).build();
} catch (JsonMappingException e) {
e.printStackTrace();
} catch (JsonProcessingException e) {
e.printStackTrace();
}
return catalogRecord;
}
Aggregations