java直接輸出Excel 頁面實現下載

標籤：

public String excelDomnload() throws Exception{try{/*String path = GlobalKeys.getFunctionConfig("user_attach_save","/opt/tmp/");RegUser ru = ((RegUserLoginInfo) request.getSession().getAttribute(GlobalKeys.REG_USER_IN_SESSION_NAME)).getRegUser();String tmpPath = File.separator + "import" + File.separator+ ru.getName() + File.separator;File targetFolder = new File(path, tmpPath);//合并兩個路經String fName = request.getParameter("fName");*/response.setContentType("application/msexcel;");  response.setHeader("Content-Disposition", new String(("attachment;filename="+"error.xls").getBytes("GB2312"), "UTF-8"));File f = new File("d:/20121211165820140_err.xls");//File f = new File(targetFolder.getPath()+File.separator+fName);FileInputStream in = new FileInputStream(f);byte b[] = new byte[1024];int i = 0;ServletOutputStream out = response.getOutputStream();while((i=in.read(b))!=-1){out.write(b, 0, i);}out.flush();out.close();    in.close();}catch(Exception e){        e.printStackTrace();}return null;}

　　

java直接輸出Excel 頁面實現下載