1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

public void download(HttpServletRequest request, HttpServletResponse response){

            try {

                String downloadFilename = "中文.zip";//文件的名称

                downloadFilename = URLEncoder.encode(downloadFilename, "UTF-8");//转换中文否则可能会产生乱码

                response.setContentType("application/octet-stream");// 指明response的返回对象是文件流

                response.setHeader("Content-Disposition", "attachment;filename=" + downloadFilename);// 设置在下载框默认显示的文件名

                ZipOutputStream zos = new ZipOutputStream(response.getOutputStream());

                String[] files = new String[]{"http://xxxx/xx.jpg","http://xxx/xx.jpg"};

                for (int i=0;i<files.length;i++) {

                    URL url = new URL(files[i]);

                   zos.putNextEntry(new ZipEntry(i+".jpg"));

                   //FileInputStream fis = new FileInputStream(new File(files[i])); 

                   InputStream fis = url.openConnection().getInputStream();  

                   byte[] buffer = new byte[1024];    

                   int r = 0;    

                   while ((r = fis.read(buffer)) != -1) {    

                       zos.write(buffer, 0, r);    

                   }    

                   fis.close();  

                  } 

                zos.flush();    

                zos.close();

            } catch (UnsupportedEncodingException e) {

                // TODO Auto-generated catch block

                e.printStackTrace();

            } catch (IOException e) {

                // TODO Auto-generated catch block

                e.printStackTrace();

            } 

    }