import java.io.*;
import java.awt.*;
import java.awt.event.*;
import java.lang.Process;

public class ExecuteCommands extends Frame
{
 private TextArea commandWindow;
 private int ev = 0;

 public ExecuteCommands()
  {
   super ("ExecuteCommands");
   commandWindow = new TextArea( "", 0,0,
             TextArea.SCROLLBARS_VERTICAL_ONLY);
   add (commandWindow, BorderLayout.CENTER);
   setSize(400, 150);
   setVisible( true );
   commandWindow.setEditable(false);
   commandWindow.setVisible(true);

   }

 public void runCommandServer(String commandString)
  {
         commandWindow.append("\nCommand to be Executed = " + commandString);
         RunCommand(commandString);
      }

//***************************************************
// Execute the PC command
//***************************************************
public void RunCommand(String CommandtoRun)
  {
    try {
         Runtime rt = Runtime.getRuntime();
         Process ps = rt.exec(CommandtoRun);
         try { ps.waitFor(); }
         catch (IllegalArgumentException ia)
          { commandWindow.append("Illegal Argument " + ia);}
         catch (InterruptedException i)
          { commandWindow.append("waitFor() method failed..." + i + "\n"); }
           ev = ps.exitValue();
           if (ev == 1)
            {commandWindow.append("Command " + CommandtoRun + "ended abnormally\n");}
            commandWindow.append("\n" + CommandtoRun + " completed normally");
           }
         catch (IOException e)
         { commandWindow.append("Command did not start :" + e + "\n"); } }

//***************
// Main method
//***************
  public static void main (String args[])
  {
     ExecuteCommands s = new ExecuteCommands();
     s.addWindowListener(new WindowAdapter() {
      public void windowClosing(WindowEvent e) {
       System.exit(0);
       }});
     String commandIn = args[0];
     s.runCommandServer(commandIn);
  }
}