How to use

getFactory

method

in

org.apache.jena.sparql.engine.ref.QueryEngineRef

  private void test(String queryStr) {
    Query ast = QueryFactory.create(queryStr);
    List<Binding> x1 = exec(queryStr, QueryEngineRef.getFactory());
    List<Binding> x2 = exec(queryStr, QueryEngineMain.getFactory());
    boolean b = ListUtils.equalsUnordered(x1, x2);
//        if ( !b ) {
//            System.out.println("Ref:  "+x1);
//            System.out.println("Main: "+x2);
//        }
    assertTrue("Ref != main", b);
  }
  

QueryEngineFactory f = QueryEngineRef.getFactory() ;
try(QueryExecution qExec1 = new QueryExecutionBase(query, ds, null, f)) {
  rs1 = ResultSetFactory.makeRewindable(qExec1.execSelect()) ;

QueryEngineFactory f = QueryEngineRef.getFactory() ;
try(QueryExecution qExec1 = new QueryExecutionBase(query, ds, null, f)) {
  rs1 = ResultSetFactory.makeRewindable(qExec1.execSelect()) ;

QueryEngineFactory f = QueryEngineRef.getFactory() ;
try(QueryExecution qExec1 = new QueryExecutionBase(query, ds, null, f)) {
  rs1$ = ResultSetFactory.makeRewindable(qExec1.execSelect()) ;

QueryEngineFactory f = QueryEngineRef.getFactory() ;
try(QueryExecution qExec1 = new QueryExecutionBase(query, ds, null, f)) {
  rs1$ = ResultSetFactory.makeRewindable(qExec1.execSelect()) ;