java执行cmd命令

import java.io.BufferedReader;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;public class Tests {public static void main(String args[]) { String javaExcute="regedit";//javaExcute为你要在CMD中执行的字符串 Process p;    try {      //执行CMD代码,返回一个Process      p = Runtime.getRuntime().exec(javaExcute);      InputStream is = p.getInputStream();      //得到相应的控制台输出信息      InputStreamReader bi = new InputStreamReader(is);      BufferedReader br = new BufferedReader(bi);      String message;      message =  br.readLine();            while(message != null && !"".equals(message)){      //将信息输出        System.out.println(message);        message =  br.readLine();      }    } catch (IOException e) {      e.printStackTrace();      return;    } }}

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