iri.setValue("http://example.org/foo");
assertEquals(iri.getValue().toString(), "http://example.org/foo");
iri = factory.newIRIElement(Constants.ID, null);
iri.setValue("http://example.org/foo");
assertEquals(iri.getValue().toString(), "http://example.org/foo");
Link link = factory.newLink();
assertNotNull(link);
link = factory.newLink();
link.setHref("http://example.org/foo");
link.setRel("a");
link.setMimeType("text/foo");