How to execute unix command in java or jsp

Question

have a peace day,
please send some sample code for
"execute the unix command in java or jsp"
thank you
regards
rex

Answer 1

i execute this coding
its compiling. while running i get the error " java.io.IOException: CreateProcess: \ls-l error=2 "
import java.io.*;
import java.util.*;
public class Test
   public static void main(String[] args) throws Exception
     try
          String[] cmd = {"/ls-l"};
Runtime.getRuntime().exec(cmd);
     catch (Exception e)
           System.out.println(e);
  }what can i do for that
thank u