java 下载网络文件弹出下载框解决思路-Java教程-爱易网页

java 下载网络文件弹出下载框解决思路

日期：2014-05-19　浏览次数：21033 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();