org.apache.commons.rdf.api.Triple.getPredicate()方法的使用及代码示例

x33g5p2x  于2022-01-30 转载在 其他  
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本文整理了Java中org.apache.commons.rdf.api.Triple.getPredicate()方法的一些代码示例,展示了Triple.getPredicate()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。Triple.getPredicate()方法的具体详情如下:
包路径:org.apache.commons.rdf.api.Triple
类名称:Triple
方法名:getPredicate

Triple.getPredicate介绍

[英]The predicate IRI of this triple.
[中]这个三元组的谓词IRI。

代码示例

代码示例来源:origin: trellis-ldp/trellis

/**
 * Get the predicate of the triple as a string.
 *
 * @return the string form of the predicate
 */
public String getPredicate() {
  return triple.getPredicate().getIRIString();
}

代码示例来源:origin: org.trellisldp/trellis-constraint-rules

private static Predicate<Triple> inDomainRangeFilter(final String domain) {
  return triple -> propertiesWithInDomainRange.contains(triple.getPredicate()) &&
    !triple.getObject().ntriplesString().startsWith("<" + domain);
}

代码示例来源:origin: trellis-ldp/trellis

private static Map<IRI, RDFTerm> init(final IRI identifier, final File file) {
  try (final Stream<Triple> triples = fetchContent(identifier, file).filter(q ->
        q.getGraphName().filter(isEqual(Trellis.PreferServerManaged)).isPresent()).map(Quad::asTriple)) {
    return triples.collect(toMap(t -> !t.getSubject().equals(identifier) && DC.modified.equals(t.getPredicate())
          ? Time.hasTime : t.getPredicate(), Triple::getObject));
  }
}

代码示例来源:origin: trellis-ldp/trellis

private Predicate<IRI> isAgentInGroup(final IRI agent) {
  return group -> resourceService.get(cleanIdentifier(group)).thenApply(res -> {
    try (final Stream<RDFTerm> triples = res.stream(Trellis.PreferUserManaged)
        .filter(t -> t.getSubject().equals(group) && t.getPredicate().equals(VCARD.hasMember))
        .map(Triple::getObject)) {
      return triples.anyMatch(agent::equals);
    }
  }).toCompletableFuture().join();
}

代码示例来源:origin: org.apache.commons/commons-rdf-jsonld-java

@Override
public void add(final Triple t) {
  // Ensure it's added in the correct graph
  super.add(graphName.orElse(null), t.getSubject(), t.getPredicate(), t.getObject());
}

代码示例来源:origin: org.apache.commons/commons-rdf-jsonld-java

@Override
public void remove(final Triple t) {
  // Remove from ALL graphs, not just default graph
  super.remove(null, t.getSubject(), t.getPredicate(), t.getObject());
}

代码示例来源:origin: org.trellisldp/trellis-api

/**
 * Get a mapping function to turn a triple into a quad.
 *
 * @param graphName the graph name
 * @return the mapping function
 */
public static Function<Triple, Quad> toQuad(final IRI graphName) {
  return triple -> rdf.createQuad(graphName, triple.getSubject(), triple.getPredicate(), triple.getObject());
}

代码示例来源:origin: org.apache.commons/commons-rdf-jsonld-java

@Override
public void remove(final Triple t) {
  // Only remove from the particular graph
  remove(graphName, t.getSubject(), t.getPredicate(), t.getObject());
}

代码示例来源:origin: commons-rdf/commons-rdf

@Override
public boolean equals(Object obj) {
  if (!(obj instanceof Triple)) {
    return false;
  }
  Triple other = (Triple) obj;
  return getSubject().equals(other.getSubject())
      && getPredicate().equals(other.getPredicate())
      && getObject().equals(other.getObject());
}

代码示例来源:origin: org.apache.commons/commons-rdf-simple

private Triple internallyMap(final Triple triple) {
  final BlankNodeOrIRI newSubject = (BlankNodeOrIRI) internallyMap(triple.getSubject());
  final IRI newPredicate = (IRI) internallyMap(triple.getPredicate());
  final RDFTerm newObject = internallyMap(triple.getObject());
  // Check if any of the object references changed during the mapping, to
  // avoid creating a new Triple object if possible
  if (newSubject == triple.getSubject() && newPredicate == triple.getPredicate()
      && newObject == triple.getObject()) {
    return triple;
  }
  return factory.createTriple(newSubject, newPredicate, newObject);
}

代码示例来源:origin: org.apache.commons/commons-rdf-api

private static List<RDFTerm> tripleList(final Triple q) {
   return Arrays.asList(
     q.getSubject(),
     q.getPredicate(),
     q.getObject());
}

代码示例来源:origin: org.apache.commons/commons-rdf-simple

@Override
public boolean equals(final Object obj) {
  if (!(obj instanceof Triple)) {
    return false;
  }
  final Triple other = (Triple) obj;
  return getSubject().equals(other.getSubject()) && getPredicate().equals(other.getPredicate())
      && getObject().equals(other.getObject());
}

代码示例来源:origin: org.apache.commons/commons-rdf-api

@Test
public void getPredicate() throws Exception {
  assertEquals(2, ((DummyIRI) triple.getPredicate()).i);
}
@Test

代码示例来源:origin: org.trellisldp/trellis-triplestore

@Override
public CompletionStage<Void> add(final IRI id, final Dataset dataset) {
  return runAsync(() -> {
    final IRI graphName = rdf.createIRI(id.getIRIString() + "?ext=audit");
    try (final Dataset data = rdf.createDataset()) {
      dataset.getGraph(PreferAudit).ifPresent(g ->
          g.stream().forEach(t -> data.add(graphName, t.getSubject(), t.getPredicate(), t.getObject())));
      executeWrite(rdfConnection, () -> rdfConnection.loadDataset(asJenaDataset(data)));
    } catch (final Exception ex) {
      throw new RuntimeTrellisException("Error storing audit dataset for " + id, ex);
    }
  });
}

代码示例来源:origin: trellis-ldp/trellis

/**
 * Convert triples from a skolemized form to an externa form.
 *
 * @param svc the resourceService
 * @param baseUrl the base URL
 * @return a mapping function
 */
public static Function<Triple, Triple> unskolemizeTriples(final ResourceService svc, final String baseUrl) {
  return triple -> rdf.createTriple((BlankNodeOrIRI) svc.toExternal(svc.unskolemize(triple.getSubject()),
        baseUrl), triple.getPredicate(), svc.toExternal(svc.unskolemize(triple.getObject()), baseUrl));
}

代码示例来源:origin: org.apache.commons/commons-rdf-api

@Test
  public void testHashCode() {
    final int expected = Objects.hash(triple.getSubject(), triple.getPredicate(), triple.getObject());
    assertEquals(expected, triple.hashCode());
  }
}

代码示例来源:origin: org.trellisldp/trellis-rdfa

private LabelledTriple labelTriple(final Triple triple) {
    final String pred = triple.getPredicate().getIRIString();
    if (triple.getObject() instanceof IRI) {
      return new LabelledTriple(triple, getLabel(pred), getLabel(((IRI) triple.getObject()).getIRIString()));
    } else if (triple.getObject() instanceof Literal) {
      return new LabelledTriple(triple, getLabel(pred), ((Literal) triple.getObject()).getLexicalForm());
    }
    return new LabelledTriple(triple, getLabel(pred), triple.getObject().ntriplesString());
  }
}

代码示例来源:origin: org.apache.commons/commons-rdf-api

@Test
public void testCreateTripleBnodeIRI() {
  final BlankNode subject = factory.createBlankNode("b1");
  final IRI predicate = factory.createIRI("http://example.com/pred");
  final IRI object = factory.createIRI("http://example.com/obj");
  final Triple triple = factory.createTriple(subject, predicate, object);
  // bnode equivalence should be OK as we used the same
  // factory and have not yet inserted Triple into a Graph
  assertEquals(subject, triple.getSubject());
  assertEquals(predicate, triple.getPredicate());
  assertEquals(object, triple.getObject());
}

代码示例来源:origin: org.apache.commons/commons-rdf-api

@Test
public void testCreateTripleBnodeBnode() {
  final BlankNode subject = factory.createBlankNode("b1");
  final IRI predicate = factory.createIRI("http://example.com/pred");
  final BlankNode object = factory.createBlankNode("b2");
  final Triple triple = factory.createTriple(subject, predicate, object);
  // bnode equivalence should be OK as we used the same
  // factory and have not yet inserted Triple into a Graph
  assertEquals(subject, triple.getSubject());
  assertEquals(predicate, triple.getPredicate());
  assertEquals(object, triple.getObject());
}

代码示例来源:origin: org.apache.commons/commons-rdf-api

@Test
public void testCreateTripleBnodeTriple() {
  final BlankNode subject = factory.createBlankNode();
  final IRI predicate = factory.createIRI("http://example.com/pred");
  final Literal object = factory.createLiteral("Example", "en");
  final Triple triple = factory.createTriple(subject, predicate, object);
  // bnode equivalence should be OK as we used the same
  // factory and have not yet inserted Triple into a Graph
  assertEquals(subject, triple.getSubject());
  assertEquals(predicate, triple.getPredicate());
  assertEquals(object, triple.getObject());
}

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