import java.io.*;
/*
* Show how to use exec to pass complex args (which are almost
* certainly system-dependant) to a command-line interpreter.
*/
public class ExecShellArgs {
public static void main(String[] args) throws IOException {
Runtime r = Runtime.getRuntime();
String[] nargs = { "sh", "-c", "for i in 1 2 3; do echo $i; done" };
Process p = r.exec(nargs);
BufferedReader is =
new BufferedReader(new InputStreamReader(p.getInputStream()));
String line;
while ((line = is.readLine()) != null)
System.out.println(line);
}
}