com.mpatric.mp3agic.ID3v2 Java Examples

private void loadLibrary()
{
    io.log("Loading music library ...");

    File[] songsFiles = io.getFilesInFolder(config.get("music_lib_path"));

    ArrayList<HashMap<String,Object>> thisPlaylist = new ArrayList<>();

    for(File eachSong : songsFiles)
    {
        if(!eachSong.getName().endsWith(".mp3")) continue;

        try
        {
            Mp3File mp3File = new Mp3File(eachSong);

            ID3v1 id3v1 = mp3File.getId3v1Tag();
            HashMap<String, Object> songDetails = new HashMap<>();
            songDetails.put("location","local");
            songDetails.put("source",eachSong.toURI().toString().replace("file:",""));

            if(id3v1 == null)
            {
                ID3v2 id3v2 = mp3File.getId3v2Tag();

                if(id3v2.getTitle() == null)
                {
                    songDetails.put("title", eachSong.getName());
                }
                else
                {
                    songDetails.put("title", id3v2.getTitle());
                }

                if(id3v2.getArtist() == null)
                {
                    songDetails.put("artist", "Unknown");
                }
                else
                {
                    songDetails.put("artist", id3v2.getArtist());
                }

                if(id3v2.getAlbumImage() != null)
                {
                    songDetails.put("album_art", id3v2.getAlbumImage());
                }
            }
            else
            {
                if(id3v1.getTitle() == null)
                {
                    songDetails.put("title", eachSong.getName());
                }
                else
                {
                    songDetails.put("title", id3v1.getTitle());
                }

                if(id3v1.getArtist() == null)
                {
                    songDetails.put("artist", "Unknown");
                }
                else
                {
                    songDetails.put("artist", id3v1.getArtist());
                }
            }
            thisPlaylist.add(songDetails);
        }
        catch (Exception e)
        {
            e.printStackTrace();
        }
    }

    cachedPlaylist.put("My Music",thisPlaylist);

}
 

private void loadRecents() throws Exception
{
    String[] recentsArr = io.readFileArranged("playlists/Recents","::");

    ArrayList<HashMap<String,Object>> newSongs = new ArrayList<>();

    for(String eachChunk : recentsArr)
    {
        if(eachChunk.equals("empty")) break;
        String[] eachSongArr = eachChunk.split("<>");

        HashMap<String,Object> eachSongDetails = new HashMap<>();

        eachSongDetails.put("location",eachSongArr[0]);
        eachSongDetails.put("source",eachSongArr[1]);

        if(eachSongArr[0].equals("local"))
        {
            File f = new File(URLDecoder.decode(eachSongArr[1],StandardCharsets.UTF_8));
            if(f.exists())
            {
                Mp3File mp3File = new Mp3File(f.getPath());

                ID3v1 id3v1 = mp3File.getId3v1Tag();

                if(id3v1 == null)
                {
                    ID3v2 id3v2 = mp3File.getId3v2Tag();
                    eachSongDetails.put("title", id3v2.getTitle());
                    eachSongDetails.put("artist", id3v2.getArtist());
                    eachSongDetails.put("album_art", id3v2.getAlbumImage());
                }
                else
                {
                    eachSongDetails.put("title", id3v1.getTitle());
                    eachSongDetails.put("artist", id3v1.getArtist());
                }
            }
            else
            {
                System.out.println("doesn't exist, skipping ...");
                continue;
            }
        }
        else
        {
            eachSongDetails.put("videoID",eachSongArr[1]);
            eachSongDetails.put("thumbnail",eachSongArr[2]);
            eachSongDetails.put("title",eachSongArr[3]);
            eachSongDetails.put("channelTitle",eachSongArr[4]);
        }

        newSongs.add(eachSongDetails);
    }

    cachedPlaylist.put("Recents",newSongs);
}
 

private void loadOtherPlaylists() throws Exception
{
    File[] playlistFiles = io.getFilesInFolder("playlists/");
    for(File eachPlaylistFile : playlistFiles)
    {
        if(eachPlaylistFile.getName().equals("Recents")) continue;

        String contentRaw = io.readFileRaw("playlists/"+eachPlaylistFile.getName());
        String[] contentArr = contentRaw.split("::");

        String playlistName = eachPlaylistFile.getName();
        ArrayList<HashMap<String,Object>> songs = new ArrayList<>();

        if(!contentRaw.equals("empty"))
        {
            for(int i =0;i<contentArr.length;i++)
            {
                String[] eachSongContentArr = contentArr[i].split("<>");
                HashMap<String,Object> sd = new HashMap<>();
                sd.put("location",eachSongContentArr[0]);
                sd.put("source",eachSongContentArr[1]);

                if(eachSongContentArr[0].equals("local"))
                {
                    File f = new File(URLDecoder.decode(eachSongContentArr[1],StandardCharsets.UTF_8));
                    if(f.exists())
                    {
                        Mp3File mp3File = new Mp3File(URLDecoder.decode(eachSongContentArr[1],StandardCharsets.UTF_8));

                        ID3v1 id3v1 = mp3File.getId3v1Tag();

                        if(id3v1 == null)
                        {
                            ID3v2 id3v2 = mp3File.getId3v2Tag();
                            sd.put("title", id3v2.getTitle());
                            sd.put("artist", id3v2.getArtist());
                            sd.put("album_art", id3v2.getAlbumImage());
                        }
                        else
                        {
                            sd.put("title", id3v1.getTitle());
                            sd.put("artist", id3v1.getArtist());
                        }
                    }
                    else
                    {
                        System.out.println("skipping "+eachSongContentArr[1]+" cuz not found ...");
                    }

                }
                else if(eachSongContentArr[0].equals("youtube"))
                {
                    sd.put("videoID",eachSongContentArr[1]);
                    sd.put("thumbnail",eachSongContentArr[2]);
                    sd.put("title",eachSongContentArr[3]);
                    sd.put("channelTitle",eachSongContentArr[4]);

                }

                songs.add(sd);
            }
        }


        cachedPlaylist.put(playlistName,songs);
    }
}