URLConnection 在类中测试 servlet

URL url = new URL("这里写需要测试的url");

URLConnection conn = url.openConnection();conn.setDoInput(true);conn.setDoOutput(true);OutputStream out = conn.getOutStream();out.write("这里面写参数内容",getBytes());//conn.connect();InputStream in = conn.getInputStream();Scanner scanner = new Scanner(is);while(scanner.hasNext()){System.out.println("url -->" + scanner.nextLine());}in.close();