Java - cmd en java

package cmd;

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStreamReader;

/**

 *

 * @author Herdez

 */

public class Cmd {

    /**

     * @param args the command line arguments

     */

    public static void main(String[] args)throws IOException {

        // TODO code application logic here

   System.out.print("Microsoft Windows [Version 10.0.10586]\n");

   BufferedReader in=new BufferedReader (new InputStreamReader(System.in));

   Runtime r=null;

   Process p=null;

   while(true){

       try{

       System.out.print("C:/User/Herdez>");

       String comando = in.readLine();

       r=Runtime.getRuntime();

       p=r.exec(comando);

       BufferedReader stream=new BufferedReader(new InputStreamReader(p.getInputStream()));

       while((stream.readLine())!=null){

       System.out.print(stream.readLine()+"\n");

       }

       }

       catch(IOException e){

       System.out.print("C: Comando Incorrecto \n");

       }

      }

   }

}