Examples with Extension org.openrdf.query.algebra.Extension used on opensource projects

Example 11 with Extension

use of org.openrdf.query.algebra.Extension in project incubator-rya by apache.

the class ConstructConsequentVisitorTest method testGenericSP.

@Test
public void testGenericSP() {
    Extension extension = new Extension(new SingletonSet(), new ExtensionElem(new Var("z"), "z"));
    Projection projection = new Projection(extension, new ProjectionElemList(new ProjectionElem("x", "subject"), new ProjectionElem("y", "predicate"), new ProjectionElem("z", "object")));
    ConstructConsequentVisitor visitor = new ConstructConsequentVisitor();
    projection.visit(visitor);
    Set<StatementPattern> expected = Sets.newHashSet(new StatementPattern(s(null), p(null), o(null)));
    Assert.assertEquals(expected, visitor.getConsequents());
}

Example 12 with Extension

use of org.openrdf.query.algebra.Extension in project incubator-rya by apache.

the class ConstructConsequentVisitorTest method testMultiProjection.

@Test
public void testMultiProjection() {
    Extension extension = new Extension(new SingletonSet(), new ExtensionElem(new ValueConstant(RDF.TYPE), "rdftype"), new ExtensionElem(new ValueConstant(OWL.OBJECTPROPERTY), "owlprop"), new ExtensionElem(new ValueConstant(OWL.EQUIVALENTCLASS), "owleqcls"), new ExtensionElem(new ValueConstant(OWL.CLASS), "owlclass"));
    MultiProjection projection = new MultiProjection(extension, Arrays.asList(new ProjectionElemList(new ProjectionElem("cls", "subject"), new ProjectionElem("rdftype", "predicate"), new ProjectionElem("owlclass", "object")), new ProjectionElemList(new ProjectionElem("prop", "subject"), new ProjectionElem("rdftype", "predicate"), new ProjectionElem("owlprop", "object")), new ProjectionElemList(new ProjectionElem("owleqcls", "predicate"), new ProjectionElem("cls", "object"))));
    ConstructConsequentVisitor visitor = new ConstructConsequentVisitor();
    projection.visit(visitor);
    Set<StatementPattern> expected = Sets.newHashSet(new StatementPattern(s(null), p(RDF.TYPE), o(OWL.CLASS)), new StatementPattern(s(null), p(RDF.TYPE), o(OWL.OBJECTPROPERTY)), new StatementPattern(s(null), p(OWL.EQUIVALENTCLASS), o(null)));
    Assert.assertEquals(expected, visitor.getConsequents());
}