Examples with WhereValidator org.apache.jena.arq.querybuilder.WhereValidator used on opensource projects

Example 56 with WhereValidator

use of org.apache.jena.arq.querybuilder.WhereValidator in project jena by apache.

the class WhereHandlerTest method testAddUnionToExistingWithVar.

@Test
public void testAddUnionToExistingWithVar() {
    handler.addWhere(new TriplePath(new Triple(NodeFactory.createURI("s"), NodeFactory.createURI("p"), NodeFactory.createURI("o"))));
    SelectBuilder sb = new SelectBuilder().addVar("x").addWhere(new Triple(NodeFactory.createURI("one"), NodeFactory.createURI("two"), NodeFactory.createURI("three")));
    handler.addUnion(sb);
    handler.build();
    Query q = new Query();
    q.setQuerySelectType();
    ElementPathBlock epb1 = new ElementPathBlock();
    epb1.addTriple(new Triple(NodeFactory.createURI("one"), NodeFactory.createURI("two"), NodeFactory.createURI("three")));
    q.setQueryPattern(epb1);
    q.addProjectVars(Arrays.asList(Var.alloc("x")));
    ElementSubQuery sq = new ElementSubQuery(q);
    ElementPathBlock epb2 = new ElementPathBlock();
    epb2.addTriple(new Triple(NodeFactory.createURI("s"), NodeFactory.createURI("p"), NodeFactory.createURI("o")));
    ElementUnion union = new ElementUnion();
    union.addElement(epb2);
    union.addElement(sq);
    WhereValidator visitor = new WhereValidator(union);
    handler.getQueryPattern().visit(visitor);
    assertTrue(visitor.matching);
}

Example 57 with WhereValidator

use of org.apache.jena.arq.querybuilder.WhereValidator in project jena by apache.

the class WhereHandlerTest method testAddOptionalWhereHandler.

@Test
public void testAddOptionalWhereHandler() {
    WhereHandler pattern = new WhereHandler(new Query());
    Var s = Var.alloc("s");
    Node q = NodeFactory.createURI("urn:q");
    Node v = NodeFactory.createURI("urn:v");
    Var x = Var.alloc("x");
    Node n123 = NodeFactory.createLiteral(LiteralLabelFactory.createTypedLiteral(123));
    pattern.addWhere(new TriplePath(new Triple(s, q, n123)));
    pattern.addWhere(new TriplePath(new Triple(s, v, x)));
    handler.addOptional(pattern);
    handler.build();
    ElementPathBlock epb = new ElementPathBlock();
    ElementOptional optional = new ElementOptional(epb);
    TriplePath tp = new TriplePath(new Triple(s, q, n123));
    epb.addTriplePath(tp);
    tp = new TriplePath(new Triple(s, v, x));
    epb.addTriplePath(tp);
    WhereValidator visitor = new WhereValidator(optional);
    handler.getQueryPattern().visit(visitor);
    assertTrue(visitor.matching);
}

Example 58 with WhereValidator

use of org.apache.jena.arq.querybuilder.WhereValidator in project jena by apache.

the class WhereHandlerTest method testAddOptionalObjects.

@Test
public void testAddOptionalObjects() {
    handler.addOptional(new TriplePath(new Triple(NodeFactory.createURI("one"), ResourceFactory.createResource("two").asNode(), ResourceFactory.createLangLiteral("three", "en-US").asNode())));
    handler.build();
    ElementPathBlock epb = new ElementPathBlock();
    ElementOptional optional = new ElementOptional(epb);
    TriplePath tp = new TriplePath(new Triple(NodeFactory.createURI("one"), ResourceFactory.createResource("two").asNode(), ResourceFactory.createLangLiteral("three", "en-US").asNode()));
    epb.addTriplePath(tp);
    WhereValidator visitor = new WhereValidator(optional);
    handler.getQueryPattern().visit(visitor);
    assertTrue(visitor.matching);
}

Example 59 with WhereValidator

use of org.apache.jena.arq.querybuilder.WhereValidator in project jena by apache.

the class WhereClauseTest method addGraph_GSPO.

public void addGraph_GSPO() {
    final Node s = NodeFactory.createURI("s");
    final Node p = NodeFactory.createURI("p");
    final Node o = NodeFactory.createURI("o");
    WhereClause<?> whereClause = getProducer().newInstance();
    AbstractQueryBuilder<?> builder = whereClause.addGraph("<g>", s, p, o);
    Query query = builder.build();
    ElementPathBlock epb = new ElementPathBlock();
    ElementNamedGraph eng = new ElementNamedGraph(NodeFactory.createURI("g"), epb);
    epb.addTriplePath(new TriplePath(new Triple(s, p, o)));
    WhereValidator visitor = new WhereValidator(eng);
    query.getQueryPattern().visit(visitor);
    assertTrue(visitor.matching);
}

Example 60 with WhereValidator

use of org.apache.jena.arq.querybuilder.WhereValidator in project jena by apache.

the class WhereClauseTest method testAddFilter.

@ContractTest
public void testAddFilter() throws ParseException {
    WhereClause<?> whereClause = getProducer().newInstance();
    AbstractQueryBuilder<?> builder = whereClause.addFilter("?one<10");
    E_LessThan lt = new E_LessThan(new ExprVar(Var.alloc("one")), new NodeValueInteger(10));
    ElementFilter ef = new ElementFilter(lt);
    WhereValidator visitor = new WhereValidator(ef);
    builder.build().getQueryPattern().visit(visitor);
    assertTrue(visitor.matching);
}