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SpringMvc下载excel文件

时间:2015-03-05 14:15:53      阅读:142      评论:0      收藏:0      [点我收藏+]

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@RequestMapping  
    public void download(HttpServletRequest request,  
            HttpServletResponse response) throws Exception {  
        response.setContentType("text/html;charset=UTF-8");   
        BufferedInputStream in = null;  
        BufferedOutputStream out = null;  
        request.setCharacterEncoding("UTF-8");  
        String rootpath = request.getSession().getServletContext().getRealPath(  
                "/");  
        String fileName = request.getParameter("f");  
        fileName=CommonProperty.getValue(fileName);  
        try {  
            File f = new File(rootpath + "template/" + fileName);  
            response.setContentType("application/x-excel");  
            response.setCharacterEncoding("UTF-8");  
              response.setHeader("Content-Disposition", "attachment; filename="+fileName);  
            response.setHeader("Content-Length",String.valueOf(f.length()));  
            in = new BufferedInputStream(new FileInputStream(f));  
            out = new BufferedOutputStream(response.getOutputStream());  
            byte[] data = new byte[1024];  
            int len = 0;  
            while (-1 != (len=in.read(data, 0, data.length))) {  
                out.write(data, 0, len);  
            }  
        } catch (Exception e) {  
            e.printStackTrace();  
        } finally {  
            if (in != null) {  
                in.close();  
            }  
            if (out != null) {  
                out.close();  
            }  
        }  
  
    }  

 

SpringMvc下载excel文件

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原文地址:http://www.cnblogs.com/sanhuan/p/4315475.html

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