如何使用JAVA从互联网下载zip文件并将其保存在特定文件夹中?
发布时间:2020-12-15 05:07:40 所属栏目:Java 来源:网络整理
导读:这是我的代码: public static void downloadZipFile() { String saveTo = "C:UsersariaDownloadsTemp"; try { URL url = new URL("http://www.bcfi.be/download/files/R1112B2_BcfiHtm.zip"); URLConnection conn = url.openConnection(); InputStr
这是我的代码:
public static void downloadZipFile() { String saveTo = "C:UsersariaDownloadsTemp"; try { URL url = new URL("http://www.bcfi.be/download/files/R1112B2_BcfiHtm.zip"); URLConnection conn = url.openConnection(); InputStream in = conn.getInputStream(); FileOutputStream out = new FileOutputStream(saveTo + "BcfiHtm.zip"); byte[] b = new byte[1024]; int count; while ((count = in.read(b)) >= 0) { out.write(b,count); } out.flush(); out.close(); in.close(); } catch (IOException e) { e.printStackTrace(); } } **当我编译它我得到以下错误但如果我直接在浏览器中使用url evrything是好的. 我该如何解决?或者还有其他方式下载zip文件吗?** java.net.UnknownHostException: www.bcfi.be at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:195) at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366) at java.net.Socket.connect(Socket.java:529) at java.net.Socket.connect(Socket.java:478) at sun.net.NetworkClient.doConnect(NetworkClient.java:163) at sun.net.www.http.HttpClient.openServer(HttpClient.java:395) at sun.net.www.http.HttpClient.openServer(HttpClient.java:530) at sun.net.www.http.HttpClient.<init>(HttpClient.java:234) at sun.net.www.http.HttpClient.New(HttpClient.java:307) at sun.net.www.http.HttpClient.New(HttpClient.java:324) at sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:970) at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:911) at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:836) at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1172) at be.azvub.ext.prismaFlex.Exterahelp.download.DownloadFile.downloadZipFile(DownloadFile.java:72) at be.azvub.ext.prismaFlex.Exterahelp.download.DownloadFile.main(DownloadFile.java:37) 解决方法
引用Java Docs:
确保您的程序未被防火墙或代理阻止. 更新: 要配置代理,请按照Peter Liljenberg的建议:
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