public void RunCmd(String mycmd)
{
Process su = null;
try {
su = Runtime.getRuntime().exec("su");
} catch (IOException e) {
e.printStackTrace();
}
DataOutputStream outputStream = new DataOutputStream(su.getOutputStream());
try {
outputStream.writeBytes(mycmd+"\n");
outputStream.flush();
outputStream.writeBytes("exit\n");
outputStream.flush();
try {
su.waitFor();
} catch (InterruptedException e) {
e.printStackTrace();
}
} catch (IOException e) {
e.printStackTrace();
}
}