Write a Java Applet program for Digital Clock.
import java.awt.*;
import java.util.*;
import java.text.*;
public class DigitalClock extends Applet implements Runnable
{
Thread t = null;
int hours=0,minutes=0,seconds=0;
String timeString="";
public void init()
{
setBackground(Color.yellow);
}
public void start()
{
t = new Thread(this);
t.start();
}
public void run()
{
try
{
while(true)
{
Calendar cal = Calendar.getInstance();
hours = cal.get(Calendar.HOUR_OF_DAY);
if(hours > 12)
hours -=12;
minutes = cal.get(Calendar.MINUTE);
seconds = cal.get(Calendar.SECOND);
SimpleDateFormat formatter = new SimpleDateFormat("hh:mm:ss");
Date date = cal.getTime();
timeString =formatter.format(date);
repaint();
t.sleep(1000);
}
}
catch(Exception e) { }
}
public void paint(Graphics g)
{
g.setColor(Color.blue);
g.drawString(timeString,100,100);
}
}
/* <applet code=DigitalClock.class width=300 height=300>
</applet> */