public void start(Stage primaryStage) throws IOException { TilePane pane1 = new TilePane(); GridPane pane = new GridPane(); pane.setPadding(new Insets(5, 5, 5, 5)); pane.setHgap(5); pane.setVgap(5); BufferedReader br = new BufferedReader(new FileReader("C:\\Users\\HP\\OneDrive\\Desktop\\data4.txt")); String line = ""; String DELIMITER = ","; List records = new ArrayList<>(); List records1 = new ArrayList<>(); List records2 = new ArrayList<>(); while ((line = br.readLine()) != null) { String[] values = line.split(DELIMITER); records.add(values[0]); records1.add(values[1]); records2.add(values[2]); } String[] array = records.toArray(new String[0]); Label C1 = new Label("Test 1"); TextField t1 = new TextField(); TextField t2 = new TextField(); t1.setText((String) Array.get(array, 0)); t2.setText((String) Array.get(array, 1)); pane.add(C1, 0, 0); } 

Please convert this code to UML digram