- improve Jena query evaluation

html/tutorial/tutorial4/MyApp.java

@@ -446,11 +446,19 @@ public class MyApp {
 	displayQueryAnswer( model, QueryFactory.create( transformedQuery ) );
 
 	System.out.println( " ***** SPARQL Query answering in the merged ontology ***** " );
-	model = (OntModel)ModelFactory.createOntologyModel( OntModelSpec.OWL_DL_MEM_RULE_INF, null );
-	model.read( "file:"+merged.getPath() );
-	model.loadImports();
-	/*
+	//	model = (OntModel)ModelFactory.createOntologyModel( OntModelSpec.OWL_DL_MEM_RULE_INF, null );
+	//model.read( "file:"+merged.getPath() );
+	//model.loadImports();
 	try {
+	merged = new File( "results/alignment.rdf" );
+            InputStream in = new FileInputStream( merged );
+            //OntModelSpec.OWL_MEM_RDFS_INF or no arguments to see the difference...
+            model = ModelFactory.createOntologyModel(OntModelSpec.OWL_MEM_RDFS_INF,null);
+            model.read( in, "file:"+merged.getPath() );
+            in.close();
+	    model.loadImports();
+
+	/*
 	    // Not better
 	    InputStream in = com.hp.hpl.jena.util.FileManager.get().open( merged.getPath() );
 	    model = ModelFactory.createOntologyModel( OntModelSpec.OWL_DL_MEM_RULE_INF, null );
@@ -467,7 +475,9 @@ public class MyApp {
 	    model = ModelFactory.createOntologyModel( s );
 	    model.read( FileManager.get().open( merged.getPath() ), "file:"+merged.getPath() );
 	    System.out.println( "NB Modles= "+model.countSubModels()+" ~~ "+model.hasLoadedImport( "http://alignapi.gforge.inria.fr/tutorial/tutorial4/ontology1.owl" ));
+	    in.close();
 	    model.loadImports();
+	*/
 
 	    OntClass cl = model.getOntClass( "http://alignapi.gforge.inria.fr/tutorial/tutorial4/ontology1.owl#Estudiante" ) ;
 	    if ( cl != null ) {
@@ -479,13 +489,11 @@ public class MyApp {
 	    } else {
 		System.err.println( "Cannot find class" );
 	    }
-		in.close();
 	} catch (FileNotFoundException fnfe) {
 	    fnfe.printStackTrace();
 	} catch (IOException ioe) {
 	    ioe.printStackTrace();
 	}
-	*/
 
 	displayQueryAnswer( model, QueryFactory.read( "file:query.sparql" ) );