android ping
16lz
2021-01-23
try {Process process = Runtime.getRuntime().exec("ping -c 2 -w 100 " + address);InputStreamReader r = new InputStreamReader(process.getInputStream());LineNumberReader returnData = new LineNumberReader(r);String returnMsg = "";String line = "";while ((line = returnData.readLine()) != null) {System.out.println(line);returnMsg += line;}// 判断结果中是否有100% loss 有则不连通if (returnMsg.indexOf("100% packet loss") != -1||returnMsg.equals("")) {System.out.println("与 " + address + " 连接不畅通.");return false;} else {System.out.println("与 " + address + " 连接畅通.");return true;}} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();return false;}
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