Examples with ASTQueryContainer org.eclipse.rdf4j.query.parser.sparql.ast.ASTQueryContainer used on opensource projects

Example 6 with ASTQueryContainer

use of org.eclipse.rdf4j.query.parser.sparql.ast.ASTQueryContainer in project rdf4j by eclipse.

the class TupleExprBuilderTest method testServiceGraphPatternStringDetection4.

@Test
public void testServiceGraphPatternStringDetection4() throws TokenMgrError, ParseException, VisitorException {
    String servicePattern1 = "SERVICE <http://localhost:18080/openrdf/repositories/endpoint1> {  ?s ?p ?o1 . " + "OPTIONAL {	SERVICE SILENT <http://invalid.endpoint.org/sparql> { ?s ?p2 ?o2 } } }";
    String servicePattern2 = "SERVICE SILENT <http://invalid.endpoint.org/sparql> { ?s ?p2 ?o2 }";
    StringBuilder qb = new StringBuilder();
    qb.append("SELECT * \n");
    qb.append("WHERE { \n");
    qb.append(servicePattern1);
    qb.append(" } ");
    ASTQueryContainer qc = SyntaxTreeBuilder.parseQuery(qb.toString());
    ServiceNodeFinder f = new ServiceNodeFinder();
    f.visit(qc, null);
    assertTrue(f.getGraphPatterns().size() == 2);
    assertTrue(servicePattern1.equals(f.getGraphPatterns().get(0)));
    assertTrue(servicePattern2.equals(f.getGraphPatterns().get(1)));
}