java爬虫代理

public static Document getDocByJsoups(String href) {
String ip = "124.47.7.38";
int port = 80;
Document doc = null;
try {
Proxy proxy = new Proxy(Proxy.Type.HTTP, new InetSocketAddress(ip, port));
URL url = new URL(href);
HttpsURLConnection urlcon = (HttpsURLConnection) url.openConnection(proxy);
urlcon.setRequestProperty("User-Agent", "Mozilla/5.0 (Windows NT 10.0; …) Gecko/20100101 Firefox/60.0");
urlcon.setRequestProperty("Cookie", "eCM1_5408_saltkey=Z6Sdvgri; eC…-8b23-ed947885e286-1531456912");
urlcon.connect(); // 获取连接
InputStream is = urlcon.getInputStream();
BufferedReader buffer = new BufferedReader(new InputStreamReader(is));
StringBuffer bs = new StringBuffer();
String l = null;
while ((l = buffer.readLine()) != null) {
bs.append(l);
}
doc = Jsoup.parse(bs.toString());
} catch (Exception e) {
e.printStackTrace();
logger.error(e.getMessage());
}
return doc;
}