Examples with ElementPathBlock org.apache.jena.sparql.syntax.ElementPathBlock used on opensource projects

Example 6 with ElementPathBlock

use of org.apache.jena.sparql.syntax.ElementPathBlock in project jena by apache.

the class WhereHandlerTest method testAddWhereObjects.

@Test
public void testAddWhereObjects() {
    handler.addWhere(new TriplePath(new Triple(NodeFactory.createURI("one"), ResourceFactory.createResource("two").asNode(), ResourceFactory.createLangLiteral("three", "en-US").asNode())));
    handler.build();
    Triple t1 = new Triple(NodeFactory.createURI("one"), NodeFactory.createURI("two"), ResourceFactory.createLangLiteral("three", "en-US").asNode());
    TriplePath tp = new TriplePath(t1);
    ElementPathBlock epb = new ElementPathBlock();
    epb.addTriple(tp);
    WhereValidator wv = new WhereValidator(epb);
    query.getQueryPattern().visit(wv);
    assertTrue(wv.matching);
}

Example 7 with ElementPathBlock

use of org.apache.jena.sparql.syntax.ElementPathBlock in project jena by apache.

the class WhereHandlerTest method testSetVarsInTriple.

@Test
public void testSetVarsInTriple() {
    Var v = Var.alloc("v");
    handler.addWhere(new TriplePath(new Triple(NodeFactory.createURI("one"), NodeFactory.createURI("two"), v)));
    handler.build();
    Triple t = new Triple(NodeFactory.createURI("one"), NodeFactory.createURI("two"), v);
    ElementPathBlock epb = new ElementPathBlock();
    epb.addTriple(t);
    WhereValidator visitor = new WhereValidator(epb);
    handler.getQueryPattern().visit(visitor);
    assertTrue(visitor.matching);
    Map<Var, Node> values = new HashMap<>();
    values.put(v, NodeFactory.createURI("three"));
    handler.setVars(values);
    handler.build();
    t = new Triple(NodeFactory.createURI("one"), NodeFactory.createURI("two"), NodeFactory.createURI("three"));
    epb = new ElementPathBlock();
    epb.addTriple(t);
    visitor = new WhereValidator(epb);
    handler.getQueryPattern().visit(visitor);
    assertTrue(visitor.matching);
}

Example 8 with ElementPathBlock

use of org.apache.jena.sparql.syntax.ElementPathBlock in project jena by apache.

the class WhereHandlerTest method testAddAllPopulatedEmpty.

@Test
public void testAddAllPopulatedEmpty() {
    handler.addWhere(new TriplePath(Triple.ANY));
    Query query2 = new Query();
    WhereHandler handler2 = new WhereHandler(query2);
    handler2.addWhere(new TriplePath(new Triple(NodeFactory.createURI("one"), NodeFactory.createURI("two"), NodeFactory.createLiteral("three"))));
    handler.addAll(handler2);
    handler.build();
    ElementPathBlock epb = new ElementPathBlock();
    epb.addTriple(Triple.ANY);
    ElementGroup eg = new ElementGroup();
    eg.addElement(epb);
    epb = new ElementPathBlock();
    Triple t1 = new Triple(NodeFactory.createURI("one"), NodeFactory.createURI("two"), NodeFactory.createLiteral("three"));
    epb.addTriple(t1);
    eg.addElement(epb);
    WhereValidator wv = new WhereValidator(eg);
    query.getQueryPattern().visit(wv);
    assertTrue(wv.matching);
}

Example 9 with ElementPathBlock

use of org.apache.jena.sparql.syntax.ElementPathBlock in project jena by apache.

the class WhereHandlerTest method testAddSubQueryWithoutVars.

@Test
public void testAddSubQueryWithoutVars() {
    SelectBuilder sb = new SelectBuilder();
    sb.addPrefix("pfx", "uri").addWhere("<one>", "<two>", "three");
    handler.addSubQuery(sb);
    handler.build();
    Triple t1 = new Triple(NodeFactory.createURI("one"), NodeFactory.createURI("two"), NodeFactory.createLiteral("three"));
    TriplePath tp = new TriplePath(t1);
    ElementPathBlock epb = new ElementPathBlock();
    epb.addTriple(tp);
    Query q = new Query();
    q.setQuerySelectType();
    q.setQueryResultStar(true);
    q.setQueryPattern(epb);
    ElementSubQuery esq = new ElementSubQuery(q);
    WhereValidator wv = new WhereValidator(esq);
    query.getQueryPattern().visit(wv);
    assertTrue(wv.matching);
}

Example 10 with ElementPathBlock

use of org.apache.jena.sparql.syntax.ElementPathBlock in project jena by apache.

the class WhereHandlerTest method testMakeSubQueryFromDescribe.

@Test
public void testMakeSubQueryFromDescribe() {
    AbstractQueryBuilder<?> sb = new DescribeBuilder().addWhere("?x", RDF.type, RDF.Alt);
    ElementSubQuery esq = handler.makeSubQuery(sb);
    Triple t1 = new Triple(NodeFactory.createVariable("x"), RDF.type.asNode(), RDF.Alt.asNode());
    TriplePath tp = new TriplePath(t1);
    ElementPathBlock epb = new ElementPathBlock();
    epb.addTriple(tp);
    Query q = new Query();
    q.setQuerySelectType();
    q.setQueryResultStar(true);
    q.setQueryPattern(epb);
    ElementSubQuery esq2 = new ElementSubQuery(q);
    WhereValidator wv = new WhereValidator(esq2);
    esq.visit(wv);
    assertTrue(wv.matching);
}