private void initData() { artists = new HashMap(); InputStream is = this.getClass().getClassLoader().getResourceAsStream("org/richfaces/demo/tree/data.txt"); ByteArrayOutputStream os = new ByteArrayOutputStream(); byte[] rb = new byte[1024]; int read; try { do { read = is.read(rb); if (read > 0) { os.write(rb, 0, read); } } while (read > 0); String buf = os.toString(); StringTokenizer toc1 = new StringTokenizer(buf, "\n"); while (toc1.hasMoreTokens()) { String str = toc1.nextToken(); StringTokenizer toc2 = new StringTokenizer(str, "\t"); String songTitle = toc2.nextToken(); String artistName = toc2.nextToken(); String albumTitle = toc2.nextToken(); toc2.nextToken(); toc2.nextToken(); String albumYear = toc2.nextToken(); Artist artist = getArtistByName(artistName, this); Album album = getAlbumByTitle(albumTitle, artist); album.setYear(new Integer(albumYear)); Song song = new Song(getNextId()); song.setTitle(songTitle); album.addSong(song); } } catch (IOException e) { throw new RuntimeException(e); } }