[Jena] Insérer des individus dans une ontologie

Je voulais insérer des instances dans une ontologie. Voici le code
Code:
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package conn;
 
import java.io.File;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Collection;
 
import org.omg.CORBA.NameValuePair;
 
 
 
 
import com.hp.hpl.jena.ontology.DatatypeProperty;
import com.hp.hpl.jena.ontology.Individual;
import com.hp.hpl.jena.ontology.OntClass;
import com.hp.hpl.jena.ontology.OntModel;
import com.hp.hpl.jena.ontology.OntModelSpec;
import com.hp.hpl.jena.query.Dataset;
import com.hp.hpl.jena.query.DatasetFactory;
import com.hp.hpl.jena.query.Query;
import com.hp.hpl.jena.query.QueryExecution;
import com.hp.hpl.jena.query.QueryExecutionFactory;
import com.hp.hpl.jena.query.QueryFactory;
import com.hp.hpl.jena.query.QuerySolution;
import com.hp.hpl.jena.query.ResultSet;
import com.hp.hpl.jena.query.ResultSetFormatter;
import com.hp.hpl.jena.rdf.model.Literal;
import com.hp.hpl.jena.rdf.model.ModelFactory;
import com.hp.hpl.jena.rdf.model.RDFNode;
import com.hp.hpl.jena.util.FileManager;
import com.hp.hpl.jena.util.FileUtils;
import com.hp.hpl.jena.vocabulary.RDF;
 
import edu.stanford.smi.protegex.owl.jena.JenaOWLModel;
import edu.stanford.smi.protegex.owl.model.RDFIndividual;
import edu.stanford.smi.protegex.owl.model.RDFProperty;
import edu.stanford.smi.protegex.owl.model.RDFSNamedClass;
 
public class Recupererinstance {
public static void main(String[] args)
{ 
    //charger le fichier de l'ontologie 
    String monontologie="file:///C:/Program Files/Protege_3.4.7/examples/Krs1.owl";
    //creer un modele d'ontologie
    OntModel model = ModelFactory.createOntologyModel(OntModelSpec.OWL_DL_MEM_RDFS_INF);
    InputStream reader = FileManager.get().open(monontologie); 
    if (reader == null)
    {
        throw new IllegalArgumentException("File: " + monontologie + " not found"); 
    }
 
    String ontologyns="file:///C:/ProgramFiles/Protege_3.4.7/examples/Krs1.owl";
    String reuses   = "reuses: <"+RDF.getURI()+">" ; 
    //String ontologyns="http://www.owl-ontologies.com/reuses.owl#";
    String MyOntologyPrefix="PREFIX OntologyTest:<"+ontologyns+">";  
    String myOntologyName = "ProjetHela";
    String uri="file:/C:/Program20%Files/Protege_3.4.7/Krs1.owl";
            // Définition de prefixe pour simplifier l'utilisation de SPARQL
 
//            String myOntologyPrefix = "PREFIX "+myOntologyName+": <"+myOntologyNS+">" ;
              String myOntologyPrefix = "PREFIX "+myOntologyName+": <"+uri+">" ;
 
    //construire la requette
    //MyOntologyPrefix+"\n"+ rdfPrefix+"\n"+
 
            String queryString= "PREFIX reuses:<http://www.owl-ontologies.com/reuses.owl#>" 
                      + "INSERT DATA {\n"
                    + "    <http://www.owl-ontologies.com/reuses.owl#Activite>   a   reuses:Activite;\n"
                    + "        reuses:nom activité" + hasnameactivite).getText() + ";\n"
                    + "}";
 
                    Query query = QueryFactory.create(queryString) ;
                    QueryExecution qexec = QueryExecutionFactory.create(query, model) ;
                    try {
                        // Pour l'instant nous nous limitons a des requetes de type SELECT
                        ResultSet rs = qexec.execSelect() ;
 
                        // Affichage des resultats
                        for ( ; rs.hasNext() ; ){
                        //System.out.print("");
                        QuerySolution rb = rs.nextSolution() ;
                        String y = rb.getLiteral("hasnamebesoin").getString();
                        System.out.print("besoin : "+y.toString()+"/n ");
 
                        }
                        }
                        finally{
                        qexec.close() ;
 
                        }
 
 
 
 
 
}}
run
Citation:
Exception in thread "main" java.lang.Error: Unresolved compilation problems:
hasnameactivite cannot be resolved
Syntax error on token ")", delete this token

at conn.Recupererinstance.main(Recupererinstance.java:91)
Merci