return null;
if (!file.getName().toLowerCase().endsWith(".mp3"))
return null;
ID3Tag.V1 id3v1 = new MyID3v1().readID3v1(listener, file, strict);
ID3Tag.V2 id3v2 = new MyID3v2().readID3v2(listener, file,
id3v1 != null, strict);
MusicMetadataSet result = MusicMetadataSet.factoryMethod(id3v1,
id3v2, file.getName(), file.getParentFile().getName());