java url get和post提交

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java url post提交

public static String sendPost(String url, String param) {String result = "";try {URL httpurl = new URL(url);HttpURLConnection httpConn = (HttpURLConnection) httpurl.openConnection();httpConn.setDoOutput(true);httpConn.setDoInput(true);PrintWriter out = new PrintWriter(httpConn.getOutputStream());out.print(param);out.flush();out.close();BufferedReader in = new BufferedReader(new InputStreamReader(httpConn.getInputStream()));String line;while ((line = in.readLine()) != null) {result += line;}in.close();} catch (Exception e) {System.out.println("没有结果！" + e);}return result;}

java url get提交

public static String sendGet(String url, String param) {String result = "";try {String urlName = url + "?" + param;//URL U = new URL(urlName);URLConnection connection = U.openConnection();connection.connect();BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()));String line;while ((line = in.readLine()) != null) {result += line;}in.close();} catch (Exception e) {System.out.println("没有结果！" + e);}return result;}