服务器读取图片到jsp显示问题

Question

我要从服务器读个图片显示到jspjsp页面<img src="getPic.do"> 后台@RequestMapping(value = "getPic", method = RequestMethod.GET)    public void getPic(HttpServletRequest request,HttpServletResponse response) throws Exception {        response.setContentType("img/png");          response.setCharacterEncoding("utf-8");          WebApplicationContext webApplicationContext = ContextLoader.getCurrentWebApplicationContext();            ServletContext servletContext =    webApplicationContext.getServletContext();             String path =  servletContext.getRealPath("Wopop_files/1.png");            FileInputStream fis = null;            File file = new File(path);            fis =  new FileInputStream(file);            byte[] b = new byte[fis.available()];            fis.read(b);            OutputStream out = response.getOutputStream();           out.write(b);          out.flush();                }        图片没显示，请求之后倒是下载了个getPic.DO文件，咋回事啊。。

Answer 1

response.setContentType("image/png");