code: public static void copyFiles(File[] files, String storageFolder) throws IOException {
          storageFolder = checkFolder(storageFolder) + ValueConsts.SEPARATOR;
          for (File file : files) {
              copyFile(file, new File(storageFolder + file.getName()));
          }
      }
docs: 批量复制文件，使用原文件名
  
  @param files 文件数组
  @param storageFolder 存储目录
  
  @throws IOException 异常