Here I am providing the downloadable code link of the java code I have used in the video
"Java prog#13.Display Time and Date In java Netbeans" of my YouTube channel ProgrammingKnowledge
Click Link to watch the video LINK
This code below is for the Update table method action perform
public void CurrentDate(){
Calendar cal = new GregorianCalendar();
int month =cal.get(Calendar.MONTH);
int year =cal.get(Calendar.YEAR);
int day =cal.get(Calendar.DAY_OF_MONTH);
date_txt.setText("Date"+year+"/"+(month+1)+"/"+day);
int second =cal.get(Calendar.SECOND);
int minute =cal.get(Calendar.MINUTE);
int hour =cal.get(Calendar.HOUR);
txt_time.setText("Time "+hour+":"+(minute)+":"+second);
}