public void printSecond(){
        ObservableList<String> langs2 = FXCollections.observableArrayList();
        ListView<String> langsListView2 = new ListView<String>(langs2);


        String artist = null;
        String album = null;
        String title = null;
        String path = null;
        for (Mp3data data : mp3data) {
            if(data.getArtist().equals(artist) && data.getAlbum().equals(album) &&data.getTitle().equals(title))
                    langs2.add(data.getPath());




            artist = data.getArtist();
            album = data.getAlbum();
            title = data.getTitle();
            path = data.getPath();
        } langsListView2.setPrefHeight(400);
        langsListView2.setPrefWidth(600);
        FlowPane root = new FlowPane(langsListView2);

        Scene scene = new Scene(root,600,600);
        scene.getStylesheets().add("sample/style/styles2.css");
        Stage window = new Stage();
        window.setTitle("List of duplicates");
        window.setScene(scene);
        window.show();
    }