OutputStream outputStream = getResponse().getOutputStream();
        ZipOutputStream zipOutputStream = null;
        try {
            zipOutputStream = new ZipOutputStream(outputStream);
            
                File file = new File('文件路徑');
                
                ZipEntry zipEntry = new ZipEntry('a/b/c.txt');
                zipOutputStream.putNextEntry(zipEntry);
                byte[] buf = new byte[BUFFER_SIZE];
                int len;
                FileInputStream in = new FileInputStream(file);
                while ((len = in.read(buf)) != -1) {
                    zipOutputStream.write(buf, 0, len);
                    zipOutputStream.flush();
                }
            
            zipOutputStream.flush();
            zipOutputStream.close();

        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            // 關閉流
            try {
                if (zipOutputStream != null ) {
                    zipOutputStream.close();
                }
                if (outputStream != null) {
                    outputStream.close();
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }