yes ， If u exce "su" ,u must be get root permission first
2012/1/18 Putti Me <[email protected]>
> I try to execute the following code:
>
> *
>
> try
> {
> Process process = Runtime.getRuntime().exec("su");
> // blah blah
> }
> catch (Exception e)
> {
> res += "ERROR " + e.getMessage() + "\n";
> }
>
> *
>
> And I get the following exception::
>
> Error running exec(). Command: [su] Working Directory: null Environment:
> null
>
> Any reason why?
> Do I need "root" access on my device?
>
>
>
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