code: public byte[][] load (String packagePath, String key)
          throws IOException
      {
          String[] paths = getPaths(packagePath, key);
          if (paths == null) {
              log.warning("No such sound", "key", key);
              return null;
          }
  
          byte[][] data = new byte[paths.length][];
          String bundle = getBundle(packagePath);
          for (int ii = 0; ii < paths.length; ii++) {
              data[ii] = loadClipData(bundle, paths[ii]);
          }
          return data;
      }
docs: Loads the sounds for key from the config in
  <code>&lt;packagePath&gt;/sound.properties</code>