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  • VirtJenaSPARQLExample4
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  • %META:TOPICPARENT{name="VirtJenaProvider"}% %VOSWARNING% ---+ Virtuoso Jena Provider - SPARQL Example 4 <verbatim> import java.util.*; import com.hp.hpl.jena.query.*; import com.hp.hpl.jena.rdf.model.RDFNode; import com.hp.hpl.jena.graph.Node; import com.hp.hpl.jena.graph.Triple; import virtuoso.jena.driver.*; public class VirtuosoSPARQLExample4 { public static void main(String[] args) { String url; if(args.length == 0) url = "jdbc:virtuoso://localhost:1111"; else url = args[0]; Node foo1 = Node.createURI("http://example.org/#foo1"); Node bar1 = Node.createURI("http://example.org/#bar1"); Node baz1 = Node.createURI("http://example.org/#baz1"); Node foo2 = Node.createURI("http://example.org/#foo2"); Node bar2 = Node.createURI("http://example.org/#bar2"); Node baz2 = Node.createURI("http://example.org/#baz2"); Node foo3 = Node.createURI("http://example.org/#foo3"); Node bar3 = Node.createURI("http://example.org/#bar3"); Node baz3 = Node.createURI("http://example.org/#baz3"); VirtGraph graph = new VirtGraph ("Example4", url, "dba", "dba"); graph.clear (); System.out.println("graph.isEmpty() = " + graph.isEmpty()); System.out.println("Add 3 triples to graph <Example4>."); graph.add(new Triple(foo1, bar1, baz1)); graph.add(new Triple(foo2, bar2, baz2)); graph.add(new Triple(foo3, bar3, baz3)); System.out.println("graph.isEmpty() = " + graph.isEmpty()); System.out.println("graph.getCount() = " + graph.getCount()); System.out.println ( "graph.contains(new Triple(foo2, bar2, baz2) - " + graph.contains(new Triple(foo2, bar2, baz2)) ); System.out.println ( "graph.contains(new Triple(foo2, bar2, baz3) - " + graph.contains(new Triple(foo2, bar2, baz3)) ); graph.clear (); } } </verbatim>
  • %META:TOPICPARENT{name="VirtJenaProvider"}% %VOSWARNING% ---+ Virtuoso Jena Provider - SPARQL Example 4 <verbatim> import java.util.*; import com.hp.hpl.jena.query.*; import com.hp.hpl.jena.rdf.model.RDFNode; import com.hp.hpl.jena.graph.Node; import com.hp.hpl.jena.graph.Triple; import virtuoso.jena.driver.*; public class VirtuosoSPARQLExample4 { public static void main(String[] args) { String url; if(args.length == 0) url = "jdbc:virtuoso://localhost:1111"; else url = args[0]; Node foo1 = Node.createURI("http://example.org/#foo1"); Node bar1 = Node.createURI("http://example.org/#bar1"); Node baz1 = Node.createURI("http://example.org/#baz1"); Node foo2 = Node.createURI("http://example.org/#foo2"); Node bar2 = Node.createURI("http://example.org/#bar2"); Node baz2 = Node.createURI("http://example.org/#baz2"); Node foo3 = Node.createURI("http://example.org/#foo3"); Node bar3 = Node.createURI("http://example.org/#bar3"); Node baz3 = Node.createURI("http://example.org/#baz3"); VirtGraph graph = new VirtGraph ("Example4", url, "dba", "dba"); graph.clear (); System.out.println("graph.isEmpty() = " + graph.isEmpty()); System.out.println("Add 3 triples to graph <Example4>."); graph.add(new Triple(foo1, bar1, baz1)); graph.add(new Triple(foo2, bar2, baz2)); graph.add(new Triple(foo3, bar3, baz3)); System.out.println("graph.isEmpty() = " + graph.isEmpty()); System.out.println("graph.getCount() = " + graph.getCount()); System.out.println ( "graph.contains(new Triple(foo2, bar2, baz2) - " + graph.contains(new Triple(foo2, bar2, baz2)) ); System.out.println ( "graph.contains(new Triple(foo2, bar2, baz3) - " + graph.contains(new Triple(foo2, bar2, baz3)) ); graph.clear (); } } </verbatim>
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  • 45ff4b2904f3923987277b881cabb31a
  • 45ff4b2904f3923987277b881cabb31a
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  • VirtJenaSPARQLExample4
  • VirtJenaSPARQLExample4
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  • 2017-06-13T05:40:56Z
  • 2017-06-13T05:40:56Z
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  • 2017-06-13T05:40:56Z
  • 2017-06-13T05:40:56Z
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