//파일 하나만 업로드시킬려고만듬 FileUtil.java (클래스가 없을경우 만들어 줘야함)
    public Map<String,Object> parseInsertFileInfoOne(Map<String,Object> map, HttpServletRequest request) throws Exception{

        MultipartHttpServletRequest multipartHttpServletRequest = (MultipartHttpServletRequest)request;
        Iterator<String> iterator = multipartHttpServletRequest.getFileNames();

        MultipartFile multipartFile = null;
        String originalFileName = null;
        String originalFileExtension = null;
        String storedFileName = null;

        Map<String, Object> FileInfoMap = null;


        //폴더가 없으면 해당 폴더 생성
        File file = new File(CommonUtils.filePath);
        if(file.exists() == false){
            file.mkdirs();
        }

        while(iterator.hasNext()){
            multipartFile = multipartHttpServletRequest.getFile(iterator.next());
            if(multipartFile.isEmpty() == false){
                originalFileName = multipartFile.getOriginalFilename();
                originalFileExtension = originalFileName.substring(originalFileName.lastIndexOf("."));
                storedFileName = CommonUtils.getRandomString() + originalFileExtension;

                file = new File(CommonUtils.filePath + storedFileName);
                multipartFile.transferTo(file);

                FileInfoMap = new HashMap<String,Object>();
                //인터셉트 맵 자체를 리턴해줄 파일맵에다 넣어줌. 그렇다면 구지 뉴 객체를 생성안해도 될듯
                FileInfoMap = map;

                FileInfoMap.put("ORIGINAL_FILE_NAME", originalFileName);
                FileInfoMap.put("STORED_FILE_NAME", storedFileName);
                FileInfoMap.put("FILE_SIZE", multipartFile.getSize());
//              FileInfoMap.put("REFER_IDX", (String)map.get("IDX"));
//              FileInfoMap.put("NAME", (String)map.get("NAME"));
//              FileInfoMap.put("PJT_SCH_TITLE", (String)map.get("PJT_SCH_TITLE"));
//              FileInfoMap.put("PJT_SCH_CONTENT", (String)map.get("PJT_SCH_CONTENT"));
            }
        }
        return FileInfoMap;
    }