日期:2014-05-19  浏览次数:20797 次

java 下载网络文件 弹出下载框
java 下载网络文件 页面弹出文件下载框

网上找了很多 都是下载本地文件的 没找到合适的

我的实现 


Java code

URL url=new URL("http://10.0.0.252/home/owtest/330782510000-window.wav");
            HttpURLConnection conn=(HttpURLConnection)url.openConnection();
            conn.connect();
            BufferedInputStream ins=new BufferedInputStream(conn.getInputStream());
            String filename="330782510000-window.wav";
            response.reset();
            response.setContentType("application/octet-stream"); 
            response.setHeader("Content-Disposition ", "attachment;filename=\""   +   filename   +   "\"");
            int i;
            while((i=ins.read())!=-1){
                response.getOutputStream().write(i);
            }
            ins.close();
            response.getOutputStream().close();
            conn.disconnect();



大家帮我看看 哪里需要改 现在页面弹出不了 对话框

------解决方案--------------------
Java code
URL url=new URL("http://10.0.0.252/home/owtest/330782510000-tupian1.jpg");
            HttpURLConnection conn=(HttpURLConnection)url.openConnection();
            conn.connect();
            BufferedInputStream ins=new BufferedInputStream(conn.getInputStream());
            String filename="330782510000-tupian1.jpg";
            response.reset();
            response.setContentType("application/octet-stream"); 
            response.setHeader("Content-Disposition", "attachment;filename=\""   +   filename   +   "\"");
            int i;
            while((i=ins.read())!=-1){
                response.getOutputStream().write(i);
            }
            ins.close();
            response.getOutputStream().close();
            conn.disconnect();