Method writeResource

tools/src/main/java/be/gov/data/tools/EDP.java:655–743

Write DCAT Dataset / Dataservice / Series @param w XML writer @param con RDF triple store connection @param cl class name (used for element tag) @param uri URI of the dataset @throws XMLStreamException

(XMLStreamWriter w, RepositoryConnection con, String cl, IRI uri)

	 * @throws XMLStreamException
	 */
	private static void writeResource(XMLStreamWriter w, RepositoryConnection con, String cl, IRI uri) 
			throws XMLStreamException {
		w.writeStartElement(cl);
		w.writeAttribute("rdf:about", uri.toString());

		writeGeneric(w, con, uri);

		writeLiterals(w, con, uri, DCAT.VERSION, "dcat:version");
		writeLiterals(w, con, uri, ADMS.VERSION_NOTES, "adms:versionNotes");
		writeLiterals(w, con, uri, DCAT.KEYWORD, "dcat:keyword");
		writeSubjects(w, con, uri, DCTERMS.SUBJECT, "dct:subject");
		writeReferences(w, con, uri, DCAT.THEME, "dcat:theme");
		writeReferences(w, con, uri, DCAT.LANDING_PAGE, "dcat:landingPage", "foaf:Document", false);
		writeReferences(w, con, uri, FOAF.PAGE, "foaf:page", "foaf:Document", false);
		writeReferences(w, con, uri, DCAT.ENDPOINT_URL, "dcat:endpointURL");
		writeReferences(w, con, uri, DCAT.SERVES_DATASET, "dcat:servesDataset");
		writeReferences(w, con, uri, DCAT.IN_SERIES, "dcat:inSeries");
		writeReferences(w, con, uri, FOAF.PRIMARY_TOPIC, "foaf:isPrimaryTopicOf", "dcat:CatalogRecord", false);

		// samples (geo-dcat-ap)
		try (RepositoryResult<Statement> res = con.getStatements(uri, ADMS.SAMPLE, null)) {
			while (res.hasNext()) {
				w.writeStartElement("adms:sample");
				writeDist(w, con, (IRI) res.next().getObject());
				w.writeEndElement();
			}
		}
		// citations
		writeLiterals(w, con, uri, DCTERMS.BIBLIOGRAPHIC_CITATION, "dct:bibliographicCitation");
		try (RepositoryResult<Statement> res = con.getStatements(uri, BIBO.CITED_BY, null)) {
			while (res.hasNext()) {
				w.writeStartElement("bibo:citedBy");
				writeCited(w, con, "bibo:Document", (Resource) res.next().getObject());
				w.writeEndElement();
			}
		}
		writeReferences(w, con, uri, CITEDCAT.IS_COMPILED_BY, "citedcat:isCompiledBy");
		writeReferences(w, con, uri, CITEDCAT.COMPILES, "citedcat:compiles");
	
		// funding
		try (RepositoryResult<Statement> res = con.getStatements(uri, CITEDCAT.IS_FUNDED_BY, null)) {
			while (res.hasNext()) {
				Statement stmt = res.next();
				if (stmt.getObject() instanceof Resource) {
					w.writeStartElement("citedcat:isFundedBy");
					writeFunding(w, con, "foaf:Project", (Resource) stmt.getObject());
					w.writeEndElement();
				} else {
					LOG.error("Not a funding resource, removing {}", stmt);
				}
			}
		}

		writeContacts(w, con, uri, DCAT.CONTACT_POINT);

		writeReferences(w, con, uri, DCTERMS.SPATIAL, "dct:spatial");
		writeReferences(w, con, uri, DCTERMS.ACCRUAL_PERIODICITY, "dct:accrualPeriodicity", "dct:Frequency", true);
		writeReferences(w, con, uri, DCTERMS.PROVENANCE, "dct:provenance");