No one should use java.lang.Runtime.exec without
reading this:

http://www.javaworld.com/javaworld/jw-12-2000/jw-1229-traps.html

MOD


--- Sanjeev Kumar <sanjeev@(protected):
> Try
> cmd="/sbin/ifconfig \n";
>
> -----Original Message-----
> From: Philippe Valle [mailto:pvalle@(protected)]
> Sent: Friday, January 16, 2004 2:31 PM
> To: Tomcat Users List
> Subject: getRuntime().exec(...) root command problem
>
>
>
> I want do do ipconfig on linux with exec java
> command.
> When i do 'ls' for exemple is ok , but for root
> command like 'ifconfig'
>
> i have nothing .
>
> my code :
>   ...................
>   cmd="ls -l\n";
>   try
>   {
>     Process
> p=Runtime.getRuntime().exec("/bin/sh");
>     OutputStream in=p.getOutputStream();
>     in.write(cmd.getBytes());
>     in.flush();
>     InputStream out=new
> BufferedInputStream(p.getInputStream());
>     byte[] b=new byte[1024];
>     int   n=out.read(b);
>     for(i=0;i<n;i++) System.out.print((char)b[i]);
>
>   }
>   catch(Exception ex) {
>   }
>   .....................
>
>
>
> I want just get MAC ADDRESS of my network device ,
> there is another way
> to do that ?
>
>
> Thanks.
>
>
>
>
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