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

Example 1 with WhereBuilder

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

the class WhereHandlerTest method testMakeSubQueryFromWhere.

@Test
public void testMakeSubQueryFromWhere() {
    AbstractQueryBuilder<?> sb = new WhereBuilder().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);
}

Example 2 with WhereBuilder

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

the class QBQuadHolderTest method namedTest_Var.

@Test
public void namedTest_Var() {
    WhereBuilder builder = new WhereBuilder();
    Node g = NodeFactory.createURI("g");
    List<Triple> tLst = new ArrayList<Triple>();
    Node s = NodeFactory.createURI("s");
    Node p = NodeFactory.createVariable("p");
    Node o = NodeFactory.createURI("o");
    builder.addGraph(g, s, p, o);
    Node s2 = NodeFactory.createURI("s2");
    Node p2 = NodeFactory.createURI("p2");
    Node o2 = NodeFactory.createURI("o2");
    tLst.add(new Triple(s, p2, o));
    tLst.add(new Triple(s2, p2, o2));
    builder.addGraph(g, s2, p, o2);
    holder = new QBQuadHolder(builder);
    Map<Var, Node> map = new HashMap<>();
    map.put(Var.alloc(p), p2);
    holder.setValues(map);
    List<Quad> lst = holder.getQuads().toList();
    assertEquals(2, lst.size());
    assertEquals(new Quad(g, tLst.get(0)), lst.get(0));
    assertEquals(new Quad(g, tLst.get(1)), lst.get(1));
}

Example 3 with WhereBuilder

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

the class QBQuadHolderTest method mixedTest.

@Test
public void mixedTest() {
    WhereBuilder builder = new WhereBuilder();
    List<Triple> tLst = new ArrayList<Triple>();
    Node s = NodeFactory.createURI("s");
    Node p = NodeFactory.createURI("p");
    Node o = NodeFactory.createURI("o");
    tLst.add(new Triple(s, p, o));
    builder.addWhere(s, p, o);
    Node g = NodeFactory.createURI("g");
    Node s2 = NodeFactory.createURI("s2");
    Node p2 = NodeFactory.createURI("p2");
    Node o2 = NodeFactory.createURI("o2");
    tLst.add(new Triple(s2, p2, o2));
    builder.addGraph(g, s2, p2, o2);
    holder = new QBQuadHolder(builder);
    List<Quad> lst = holder.getQuads().toList();
    assertEquals(2, lst.size());
    assertEquals(new Quad(Quad.defaultGraphNodeGenerated, tLst.get(0)), lst.get(0));
    assertEquals(new Quad(g, tLst.get(1)), lst.get(1));
}

Example 4 with WhereBuilder

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

the class QBQuadHolderTest method namedTest.

@Test
public void namedTest() {
    WhereBuilder builder = new WhereBuilder();
    Node g = NodeFactory.createURI("g");
    List<Triple> tLst = new ArrayList<Triple>();
    Node s = NodeFactory.createURI("s");
    Node p = NodeFactory.createURI("p");
    Node o = NodeFactory.createURI("o");
    tLst.add(new Triple(s, p, o));
    builder.addGraph(g, s, p, o);
    Node s2 = NodeFactory.createURI("s2");
    Node p2 = NodeFactory.createURI("p2");
    Node o2 = NodeFactory.createURI("o2");
    tLst.add(new Triple(s2, p2, o2));
    builder.addGraph(g, s2, p2, o2);
    holder = new QBQuadHolder(builder);
    List<Quad> lst = holder.getQuads().toList();
    assertEquals(2, lst.size());
    assertEquals(new Quad(g, tLst.get(0)), lst.get(0));
    assertEquals(new Quad(g, tLst.get(1)), lst.get(1));
}

Example 5 with WhereBuilder

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

the class WhereClauseTest method testAddWhereWhereClause.

@ContractTest
public void testAddWhereWhereClause() {
    WhereBuilder whereBuilder = new WhereBuilder().addWhere(new TriplePath(new Triple(NodeFactory.createURI("one"), NodeFactory.createURI("two"), NodeFactory.createURI("three"))));
    WhereClause<?> whereClause = getProducer().newInstance();
    AbstractQueryBuilder<?> builder = whereClause.addWhere(whereBuilder);
    ElementPathBlock epb = new ElementPathBlock();
    Triple t = new Triple(NodeFactory.createURI("one"), NodeFactory.createURI("two"), NodeFactory.createURI("three"));
    epb.addTriple(t);
    WhereValidator visitor = new WhereValidator(epb);
    builder.build().getQueryPattern().visit(visitor);
    assertTrue(visitor.matching);
}