class JarAnalyzer implements Callable<FileAnalyzer>, JarEntryWriter, FileAnalyzer {

  public static boolean isJavaIdentifier(String _name) {
    if (_name == null || _name.equals("")) return false;
    final char[] chars = _name.toCharArray();
    for (int i = 0; i < chars.length; i++) {
      if (i == 0) {
        if (!Character.isJavaIdentifierStart(chars[i])) return false;
      } else {
        if (!Character.isJavaIdentifierPart(chars[i])) return false;
      }
    }
    return true;
  }

}