java代码跨域通用方法

/** * 通用的跨越调接口方法 * @param path 请求的url路径 * @return */public static String getHttpResponse(String path) {    try {        URL url = new URL(path);        HttpURLConnection conn = (HttpURLConnection) url.openConnection();        PrintWriter out = null;        conn.setRequestMethod("POST");        conn.setRequestProperty("Accept-Language", UserContext.getLanguage());        conn.setRequestProperty("accept", "*/*");        conn.setRequestProperty("connection", "Keep-Alive");        conn.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1)");        conn.setDoOutput(true);        conn.setDoInput(true);        out = new PrintWriter(conn.getOutputStream());        out.flush();        InputStream is = conn.getInputStream();        BufferedReader br = new BufferedReader(new InputStreamReader(is, "UTF-8"));        String responseString = "";        String str = "";        while ((str = br.readLine()) != null) {            responseString += str;        }        is.close();        conn.disconnect();    } catch (Exception e) {        e.printStackTrace();    }    return responseString;}

原文地址：https://www.cnblogs.com/bin93/p/9722317.html