public static final void save() {
   try {
     Json json = new Json(new DataManage());
     String text = json.toString();
     if (text.hashCode() != hashCode) {
       hashCode = text.hashCode();
       System.out.println("save data");
       FileUtil.save(getFile(), text);
       Messager.send(L.get("Message.data_save") + "    " + new Date().toString());
     }
   } catch (Exception e) {
     e.printStackTrace();
   }
 }
 // 保存类文件到 指定文件夹
 public static final void save(ClassElement classElement, File folder) {
   try {
     if (folder.exists() == false) {
       folder.mkdirs();
     }
     File jsonFile = new File(folder, classElement.getObjId());
     jsonFile.createNewFile();
     FileUtil.save(jsonFile, new Json(classElement.getObject()).toString());
     //
     ClassPath classPath = classElement.getParent();
     Messager.send(
         L.get("message.class_element_save")
             + "  "
             + classPath.getClassName()
             + "  "
             + classElement.getObjId()
             + "  "
             + new Date().toString());
   } catch (Exception e) {
     e.printStackTrace();
   }
 }