Package com.hp.hpl.jena.graph

Examples of com.hp.hpl.jena.graph.Graph.find()

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    private static Triple parseOneTriple(String ...strings)
    {
        Graph graph = parse(strings) ;
        assertEquals(1, graph.size()) ;
        return graph.find(null, null, null).next();
    }
   
//    private static void parseSilent(String string)
//    {
//        Reader reader = new StringReader(string) ;
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    protected Iter<Quad> findInSpecificNamedGraph(Node g, Node s, Node p , Node o)
    {
        Graph graph = fetchGraph(g) ;
        if ( g == null )
            return Iter.nullIter() ;
        return triples2quads(g, graph.find(s, p, o)) ;
    }

    @Override
    protected Iterator<Quad> findInAnyNamedGraphs(Node s, Node p, Node o)
    {
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    @Test public void gr_union_01()
    {
        List<Node> gnodes = list(gn1, gn2) ;
        Graph g = new GraphUnionRead(dsg, gnodes) ;
        long x = Iter.count(g.find(null, null, null)) ;
        assertEquals(3, x) ;
    }
   
    @Test public void gr_union_02()
    {
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    @Test public void gr_union_02()
    {
        List<Node> gnodes = list(gn1, gn2) ;
        Graph g = new GraphUnionRead(dsg, gnodes) ;
        Node s = NodeFactory.createURI("http://example/s") ;
        long x = Iter.count(g.find(s, null, null)) ;
        assertEquals(3, x) ;
    }

    @Test public void gr_union_03()
    {
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    @Test public void gr_union_03()
    {
        List<Node> gnodes = list(gn1, gn2, gn9) ;
        Graph g = new GraphUnionRead(dsg, gnodes) ;
        Node o = NodeFactory.createLiteral("g2") ;
        long x = Iter.count(g.find(null, null, o)) ;
        assertEquals(1, x) ;
    }
   
    @Test public void gr_union_04()
    {
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    @Test public void gr_union_04()
    {
        List<Node> gnodes = list(gn9) ;
        Graph g = new GraphUnionRead(dsg, gnodes) ;
        long x = Iter.count(g.find(null, null, null)) ;
        assertEquals(0, x) ;
    }

    @Test public void gr_union_05()
    {
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    @Test public void gr_union_05()
    {
        List<Node> gnodes = list() ;
        Graph g = new GraphUnionRead(dsg, gnodes) ;
        long x = Iter.count(g.find(null, null, null)) ;
        assertEquals(0, x) ;
    }
   
    @Test public void gr_union_06()
    {
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    @Test public void gr_union_06()
    {
        List<Node> gnodes = list(gn1, gn1) ;
        Graph g = new GraphUnionRead(dsg, gnodes) ;
        long x = Iter.count(g.find(null, null, null)) ;
        assertEquals(2, x) ;
    }

    static <T> List<T> list(@SuppressWarnings("unchecked") T...x)
    {
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    {
        Graph g = getGraph();
        Node r = NodeCreateUtils.create( "r" ), s = NodeCreateUtils.create( "s" ), p = NodeCreateUtils.create( "P" );
        g.add( Triple.create( r, p, s ) );
        assertTrue( g.contains( r, p, Node.ANY ) );
        assertEquals( 1, g.find( r, p, Node.ANY ).toList().size() );
    }

    public void testRepeatedSubjectDoesNotConceal()
    {
        Graph g = getGraphWith( "s P o; s Q r" );
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    public void testFindByFluidTriple()
    {
        Graph g = getGraphWith( "x y z " );
        Set<Triple> expect = tripleSet( "x y z" );
        assertEquals( expect, g.find( triple( "?? y z" ) ).toSet() );
        assertEquals( expect, g.find( triple( "x ?? z" ) ).toSet() );
        assertEquals( expect, g.find( triple( "x y ??" ) ).toSet() );
    }

    public void testContainsConcrete()
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