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easyexcel 구현 코드 생성 xlsx 파일 및 클라우드에 저장

클라우드에 저장

	@IgnoreAuth
    @RequestMapping("/test3")
    @ResponseBody
    public Map<String,Object> test3() throws IOException, InterruptedException {
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        ExcelWriter writer = new ExcelWriter(out, ExcelTypeEnum.XLSX);
        //  SHEET
        Sheet sheet = new Sheet(1, 0);
        sheet.setSheetName("sheet1");
        //  
        Table table = new Table(1);
        List<List<String>> titles = new ArrayList<>();
        titles.add(Arrays.asList(" ID"));
        titles.add(Arrays.asList(" "));
        titles.add(Arrays.asList(" "));
        titles.add(Arrays.asList(" "));
        table.setHead(titles);

        //    100 
        List<List<String>> userList = new ArrayList<>();
        for (int i = 0; i < 100; i++) {
            userList.add(Arrays.asList("ID_" + i, " " + i, String.valueOf(i), new Date().toString()));
        }
        writer.write0(userList, sheet, table);
        writer.finish();
		
        String url = OSSFactory.build().upload(new ByteArrayInputStream(out.toByteArray()),"orderData/5.xlsx");

        return toResponsOK(url);
    }

자체 서버에 저장

	@IgnoreAuth
    @RequestMapping("/test3")
    @ResponseBody
    public Map<String,Object> test3() throws IOException, InterruptedException {
        //OutputStream out = new FileOutputStream("E:\\user.xlsx");
        OutputStream out = new FileOutputStream(request.getServletContext().getRealPath("/")+"user.xlsx");
      
        ExcelWriter writer = new ExcelWriter(out, ExcelTypeEnum.XLSX);
        //  SHEET
        Sheet sheet = new Sheet(1, 0);
        sheet.setSheetName("sheet1");
        //  
        Table table = new Table(1);
        List<List<String>> titles = new ArrayList<>();
        titles.add(Arrays.asList(" ID"));
        titles.add(Arrays.asList(" "));
        titles.add(Arrays.asList(" "));
        titles.add(Arrays.asList(" "));
        table.setHead(titles);

        //    100 
        List<List<String>> userList = new ArrayList<>();
        for (int i = 0; i < 100; i++) {
            userList.add(Arrays.asList("ID_" + i, " " + i, String.valueOf(i), new Date().toString()));
        }
        writer.write0(userList, sheet, table);
        writer.finish();

        return toResponsOK("OK");
    }

브라우저에 응답

	@IgnoreAuth
    @RequestMapping("/test3")
    @ResponseBody
    public Map<String,Object> test3(HttpServletResponse response) throws IOException, InterruptedException {
        ExcelWriter writer = new ExcelWriter(response.getOutputStream(), ExcelTypeEnum.XLSX);
        //  SHEET
        Sheet sheet = new Sheet(1, 0);
        sheet.setSheetName("sheet1");
        //  
        Table table = new Table(1);
        List<List<String>> titles = new ArrayList<>();
        titles.add(Arrays.asList(" ID"));
        titles.add(Arrays.asList(" "));
        titles.add(Arrays.asList(" "));
        titles.add(Arrays.asList(" "));
        table.setHead(titles);

        //    100 
        List<List<String>> userList = new ArrayList<>();
        for (int i = 0; i < 100; i++) {
            userList.add(Arrays.asList("ID_" + i, " " + i, String.valueOf(i), new Date().toString()));
        }
        writer.write0(userList, sheet, table);
        writer.finish();

        return toResponsOK("OK");
    }