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import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.lang.*;
import java.text.*;
public class Suck {
public static void main(String[] args) {
/* first declare all our variables */
Frame f; /* our master frame */
Panel ctl_pan, stat_pan, errs_pan; /* this panel will always stay on the screen */
TextArea stats, errs; /* where we display the messages and errors */
TextField ctl_count, ctl_speed; /* where we display count and BPS */
Label stat_lab, err_lab, ctl_count_label, ctl_speed_label;
Button exit_button; /* how we exit our program */
Runtime rt; /* the runtime environment for our program */
Process prcs; /* the actual program we run */
InputStreamReader stdin, stderr; /* output from prg */
BufferedReader in_br, err_br; /* buffered output */
Thread std_thread, err_thread; /* threads to update TextAreas*/
Menu Option; /* our option menu */
MenuBar mb; /* the menu bar */
MenuItem menu_exit;
/* My custom classes */
SuckMenu menu_action;
SuckUpdate std_upd, err_upd; /* for our Threads */
/* sanity check our args */
if(args.length == 0) {
System.out.println("No command to run, aborting\n");
System.exit(0);
}
/* set up our frame and size it */
f = new Frame("suck");
f.setSize(650,300);
/* set up our panel for our status messages */
stat_pan = new Panel();
stats = new TextArea( 5,60 );
stat_lab = new Label("Status Messages");
stat_pan.add(stat_lab);
stat_pan.add(stats);
/* set up our panel for our error messages */
errs_pan = new Panel();
errs = new TextArea( 5,60);
err_lab = new Label("Error Messages");
errs_pan.add(err_lab);
errs_pan.add(errs);
/* declare our panel for our controls */
ctl_pan = new Panel();
/* now set up our textfields for message count and BPS */
ctl_count = new TextField("",10);
ctl_count_label = new Label("Messages Left = ");
ctl_speed = new TextField("",10);
ctl_speed_label = new Label("Download Speed = ");
/* make em non-editable by user */
ctl_count.setEditable(false);
ctl_speed.setEditable(false);
/* add em to our frame */
ctl_pan.add(ctl_count_label);
ctl_pan.add(ctl_count);
ctl_pan.add(ctl_speed_label);
ctl_pan.add(ctl_speed);
/* now add em to our master frame */
f.add(ctl_pan,BorderLayout.NORTH);
f.add(stat_pan,BorderLayout.CENTER);
f.add(errs_pan,BorderLayout.SOUTH);
/* set up our menu bar */
/* first, set up our menu item(s) */
menu_exit = new MenuItem("Exit"); /* this is the word we display */
menu_exit.setActionCommand("byebye"); /* this is the action */
/* now add em to our menu */
Option = new Menu("Options", true);
Option.add(menu_exit);
/* now set up our action */
menu_action = new SuckMenu();
Option.addActionListener(menu_action);
/* now add the menu to our menu bar */
mb = new MenuBar();
mb.add(Option);
f.setMenuBar(mb);
/* all done setting up, show it */
f.show();
// now run our program
try {
rt = Runtime.getRuntime();
prcs = rt.exec(args);
// get stdin first
stdin = new InputStreamReader(prcs.getInputStream());
in_br = new BufferedReader(stdin);
// now stderr
stderr = new InputStreamReader(prcs.getErrorStream());
err_br = new BufferedReader(stderr);
// Now set up and run our threads.
std_upd = new SuckUpdate();
err_upd = new SuckUpdate();
/* set up the stats one to parse message count and BPS */
std_upd.setUp(stats, in_br, ctl_count, ctl_speed);
/* error one doesn't parse message count and BPS */
err_upd.setUp(errs, err_br);
std_thread = new Thread(std_upd);
err_thread = new Thread(err_upd);
std_thread.start();
err_thread.start();
} catch(IOException ioe) {
System.out.println(ioe);
}
}
}
// following is an class to handle the menu
class SuckMenu implements ActionListener {
public void actionPerformed (ActionEvent e) {
String s = e.getActionCommand();
if("byebye".equals(s)) {
System.out.println("Exiting program.");
System.exit(0);
}
}
}
// this class updates the status and message areas
class SuckUpdate implements Runnable {
TextArea Text; // area to update
BufferedReader Data; // where we get our data from
TextField MsgCount, BPS;
/* if only called with these two we won't parse messagecount and BPS */
public void setUp(TextArea inp, BufferedReader br) {
Text = inp;
Data = br;
MsgCount = null;
BPS = null;
}
public void setUp(TextArea inp, BufferedReader br, TextField count, TextField bps) {
Text = inp;
Data = br;
MsgCount = count;
BPS = bps;
}
public void run() {
String line;
int count = 0;
double bps = 0.0;
Double dbl;
int sep;
DecimalFormat bpsf = new DecimalFormat( "#.0");
try {
while((line = Data.readLine()) != null) {
if(BPS != null && line.startsWith("---", 0)) {
/* handle our message count and BPS lines */
/* the lines are formatted as follows*/
/* ---message_nr+++ BPS */
/* BPS may not be there */
sep = line.indexOf("+++");
try {
count = Integer.parseInt(line.substring(3,sep));
if(sep+3 < line.length()) {
/* get the BPS which is a double, and there's no direct way to get to a string */
dbl = Double.valueOf(line.substring(sep+3));
bps = dbl.doubleValue();
}
} catch (NumberFormatException nfe) {
System.out.println(line + ":" + nfe);
System.out.println("sep = " + sep + " count =" + count + " bps=" +bps);
}
MsgCount.setText(String.valueOf(count));
BPS.setText(bpsf.format(bps) + " BPS");
}
else {
Text.append(line);
Text.append("\n");
}
}
Data.close();
}
catch (IOException ioe) {
System.out.println(ioe);
}
}
}
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