code

            List<Triple> triplesList = simulationInstanceProcessManagerTO.getTripleList();
            String namedGraph = simulationInstanceProcessManagerTO.getNamedGraph();
            VirtGraph virtGraph = null;
            try{
                virtGraph = new VirtGraph(" <"+namedGraph+"> ",virtDataset.getGraphUrl(),virtDataset.getGraphUser(),virtDataset.getGraphPassword());
                for (Triple triple : triplesList) {
                        virtGraph.performAdd(triple);
                }
            }catch(Exception e){
                System.err.println(e.getStackTrace());
            }finally{
                if(virtGraph!=null && !virtGraph.isClosed()){
                    virtGraph.close();
                }
            }