FTPClient ftp = new FTPClient();



			ftp.setControlEncoding("utf-8");

			OutputStream outputStream = null;

			try {

			    int reply;

			    // 连接FTP服务器

			    // 如果采用默认端口，可以使用ftp.connect(url)的方式直接连接FTP服务器

			    ftp.connect("192.168.1.111");

			    // 登录ftp

			    ftp.login("zhanghao", "mima");

			    

			    reply = ftp.getReplyCode();

			    if (!FTPReply.isPositiveCompletion(reply)) {

			     ftp.disconnect();

			    }    

			    

			    response.setHeader("Content-Disposition","attachment; filename=\""+new String(filename.getBytes("gbk"),"iso8859-1")+"\"");

	 

	                    // 将文件保存到输出流outputStream中

	                    InputStream in = ftp.retrieveFileStream(ftppath);

	                    

	                    FTPListParseEngine engine = ftp.initiateListParsing(ftppath);  

	                

	                    outputStream = response.getOutputStream();

	 

	                    int len = 0;

	                    long size = 0;

	                    byte[] bt = new byte[1024];

	                    while ((len = in.read(bt)) > 0) {

	 

	                        outputStream.write(bt, 0, len); 

	                        size = size + len;

	                    }

       

                outputStream.flush();

                outputStream.close(); 

		        ftp.logout();

		        response.setStatus(HttpServletResponse.SC_OK ); 

		        response.flushBuffer();

			   } catch (
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