HttpURLConnection连接方法无法连接

SocketAddress proxy = new InetSocketAddress("127.0.0.1", 8080);
URL url = new URL("https://192.168.1.1/");

HttpURLConnection connection = (HttpURLConnection) url.openConnection(new Proxy(Proxy.Type.HTTP, proxy));
connection.setDoOutput(true);
String body = "This is a body example";

OutputStreamWriter writer = new OutputStreamWriter(new BufferedOutputStream(connection.getOutputStream()), "8859_1");
writer.write(body);
writer.flush();
writer.close();

connection.connect();
SocketAddress proxy = new InetSocketAddress("12