URL url = new URL("網關url");//使用post方式，這里不要帶參數 HttpURLConnection httpCon = (HttpURLConnection) url.openConnection(); httpCon.setConnectTimeout(5 * 1000); // 設置連接超時時間 httpCon.setReadTimeout(30 * 1000); //設置從主機讀取數據超時（單位：毫秒） httpCon.setDoOutput(true); httpCon.setDoInput(true); httpCon.setUseCaches(false); httpCon.setRequestMethod("POST"); httpCon.setInstanceFollowRedirects(true); httpCon.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");String info = "發送的消息內容"; String encodeInfo = URLEncoder.encode(info, "UTF-8"); String phone = "15966378560"; //String phone = "15966378560,15966378560";//一般網關接口多號碼發送都是用','隔開的;按網關開發文檔修改//請求的參數，根據網關開發文檔來組裝 String content = "user=user&pwd=pwd&tel="+phone+"&info="+encodeInfo;byte[] postData = content.getBytes("UTF-8"); httpCon.setRequestProperty("Content-Length", String.valueOf(postData.length)); httpCon.connect(); DataOutputStream out = new DataOutputStream(httpCon.getOutputStream()); out.write(postData, 0, postData.length); out.flush(); out.close();int responseCode = httpCon.getResponseCode(); BufferedReader reader = new BufferedReader(new InputStreamReader(httpCon.getInputStream())); while ((line = reader.readLine()) != null) {System.out.println(line); } reader.close(); String sRet = httpCon.getResponseMessage(); System.out.println("發送狀態:" + sRet); httpCon.disconnect();

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轉載于:https://www.cnblogs.com/rchao/p/4549258.html

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