protected final Logger log = Logger.getLogger(getClass().getName());
public void renameImages(ImageNaming imageNaming) throws IOException {
File root = new File("source/product/resource/media/images/hiragana");
for (Hiragana hiragana : Hiragana.values()) {
Kana kana = hiragana.getKana();
String key = kana.getSyllable().key();
File large = new File(root, key + ".png");
if (large.exists()) {
log.info("Renaming: " + large.getCanonicalPath());
boolean renamed = large.renameTo(imageNaming.newNameFor(large, kana));
if (renamed) {