private String getClassOrInnerName(String className) {
    File classFile = new File(getDestdir().getAbsolutePath(), className + ".class");
    if (classFile.exists()) return className;
    int position = className.lastIndexOf('/');
    if (position == -1) return null;
    return getClassOrInnerName(className.substring(0, position) + '$' + className.substring(position + 1));
  }
private String getClassOrInnerName(String className)