public static void insertSystemTriples(
ISparulExecutor executor, String dataGraphName, String metaGraphName) throws Exception {
logger.info("Inserting Annotation Properties.");
List<RDFTriple> triples = new ArrayList<RDFTriple>();
MyVocabulary[] vocabs = {
MyVocabulary.DC_MODIFIED,
MyVocabulary.DBM_EDIT_LINK,
MyVocabulary.DBM_PAGE_ID,
MyVocabulary.DBM_REVISION,
MyVocabulary.DBM_OAIIDENTIFIER
};
for (MyVocabulary item : vocabs) {
triples.add(
new RDFTriple(
new RDFResourceNode(item.getIRI()),
new RDFResourceNode(OWLRDFVocabulary.RDF_TYPE.getIRI()),
new RDFResourceNode(OWLRDFVocabulary.OWL_ANNOTATION_PROPERTY.getIRI())));
}
List<RDFTriple> metaTriples = new ArrayList<RDFTriple>();
for (RDFTriple item : triples) {
URI uri = RDFUtil.generateMD5HashUri("http://dbpedia.org/sysvocab/", item);
RDFResourceNode reifier = new RDFResourceNode(IRI.create(uri));
metaTriples.add(
new RDFTriple(
reifier,
new RDFResourceNode(OWLRDFVocabulary.OWL_ANNOTATED_SOURCE.getIRI()),
item.getSubject()));
metaTriples.add(
new RDFTriple(
reifier,
new RDFResourceNode(OWLRDFVocabulary.OWL_ANNOTATED_PROPERTY.getIRI()),
item.getProperty()));
metaTriples.add(
new RDFTriple(
reifier,
new RDFResourceNode(OWLRDFVocabulary.OWL_ANNOTATED_TARGET.getIRI()),
item.getObject()));
metaTriples.add(
new RDFTriple(
reifier,
new RDFResourceNode(MyVocabulary.DBM_EXTRACTED_BY.getIRI()),
new RDFResourceNode(IRI.create(TBoxExtractor.extractorUri))));
}
executor.insert(metaTriples, metaGraphName);
executor.insert(triples, dataGraphName);
}
/**
* Renders the triples whose subject is the specified node
*
* @param node The node
*/
@Override
public void render(RDFResourceNode node) {
level++;
if (pending.contains(node)) {
// We essentially remove all structure sharing during parsing - any cycles therefore indicate
// a bug!
throw new IllegalStateException(
"Rendering cycle! This indicates structure sharing and should not happen!");
}
pending.add(node);
Set<RDFTriple> triples = new TreeSet<RDFTriple>(new TripleComparator());
triples.addAll(getGraph().getTriplesForSubject(node));
RDFResourceNode lastSubject = null;
RDFResourceNode lastPredicate = null;
boolean first = true;
for (RDFTriple triple : triples) {
RDFResourceNode subj = triple.getSubject();
RDFResourceNode pred = triple.getProperty();
if (lastSubject != null && (subj.equals(lastSubject) || subj.isAnonymous())) {
if (lastPredicate != null && pred.equals(lastPredicate)) {
// Only the object differs from previous triple
// Just write the object
write(" ,");
writeNewLine();
write(triple.getObject());
} else {
// The predicate, object differ from previous triple
// Just write the predicate and object
write(" ;");
popTab();
if (!subj.isAnonymous()) {
writeNewLine();
}
writeNewLine();
write(triple.getProperty());
write(" ");
pushTab();
write(triple.getObject());
}
} else {
if (!first) {
popTab();
popTab();
writeNewLine();
}
// Subject, preficate and object are different from last triple
if (!node.isAnonymous()) {
write(triple.getSubject());
write(" ");
} else {
pushTab();
write("[");
write(" ");
}
pushTab();
write(triple.getProperty());
write(" ");
pushTab();
write(triple.getObject());
}
lastSubject = subj;
lastPredicate = pred;
first = false;
}
if (node.isAnonymous()) {
popTab();
popTab();
if (triples.isEmpty()) {
write("[ ");
} else {
writeNewLine();
}
write("]");
popTab();
} else {
popTab();
popTab();
}
if (level == 1 && !triples.isEmpty()) {
write(" .\n");
}
writer.flush();
pending.remove(node);
level--;
}
