读取url内容后，有乱码 怎么解决

读取url内容后，有乱码 如何解决
URL url = new URL(link);
InputStream inputStream;
try {
inputStream = url.openStream();
} catch (Exception e) {
Proxy proxy = new Proxy(Proxy.Type.HTTP, new InetSocketAddress(
"192.168.0.2", 81));
URLConnection conn = url.openConnection(proxy);
conn.connect();
inputStream = conn.getInputStream();
}

BufferedReader dis = new BufferedReader(new InputStreamReader(
inputStream, "UTF-8"));

String line;
StringBuffer xmlBuffer = new StringBuffer();
while ((line = dis.readLine()) != null) {
xmlBuffer.append(line);
}
读取link得内容后，有乱码 如何解决。。？

------解决方案--------------------

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那如何既能读取UTF-8又能读取GBK的呢


如何即是JAVA，有事.NET呢？ 你只能选一个。去看看浏览器里面的页面编码吧！