OpenTox Apply Model On Dataset

Script

String postdata = "dataset_uri" + "=" + URLEncoder.encode(dataset_uri, "UTF-8");if(result_dataset !=void &&     result_dataset !=null &&    result_dataset.length()!=0){  postdata += "&result_dataset" + "=" +     URLEncoder.encode(result_dataset, "UTF-8");}if(dataset_service !=void &&     dataset_service !=null &&    dataset_service.length()!=0){  postdata += "&dataset_service" + "=" +     URLEncoder.encode(dataset_service, "UTF-8");}String path = "/"+prefix+"/model/"+ model;URL url = new URL("http://" +base+":"+port+path); URLConnection conn = url.openConnection(); conn.setRequestProperty("Content-Type","application/x-www-form-urlencoded");conn.setDoOutput(true); conn.setDoInput(true); OutputStreamWriter wr = new OutputStreamWriter(conn.getOutputStream()); wr.write(postdata); wr.flush(); BufferedReader rd = new BufferedReader(new InputStreamReader(conn.getInputStream())); String line; result = "";while ((line = rd.readLine()) != null) {   result+=line;} wr.close(); rd.close();