public class TestProxy {public static void main(String[] args) {TestProxy s = new TestProxy();s.test();}public void test(){Runtime run =Runtime.getRuntime();//获取runtimetry {//执行命令Process p = run.exec("ping www.baidu.com");//获取输入流InputStream ins= p.getInputStream();//获取错误流InputStream ers= p.getErrorStream();//创建thread  参数是runnable ，并传入流new Thread(new inputStreamThread(ins)).start();p.waitFor();} catch (IOException e) {e.printStackTrace();} catch (InterruptedException e) {e.printStackTrace();}}class inputStreamThread implements Runnable{private InputStream ins = null;private BufferedReader bfr = null;//获取流public inputStreamThread(InputStream ins){this.ins = ins;this.bfr = new BufferedReader(new InputStreamReader(ins));}@Overridepublic void run() {//线程start ，只做了一件事情，就是获取流返回的信息，并输出到控制台String line = null;byte[] b = new byte[100];int num = 0;try {while((num=ins.read(b))!=-1){System.out.println(new String(b,"gb2312"));}} catch (IOException e) {e.printStackTrace();}}}}