Calendar c = Calendar.getInstance();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
String strDate = sdf.format(c.getTime());
Log.d("Date","DATE : " + strDate) SimpleDateFormat sdf = new SimpleDateFormat("ddMMyyyy_HHmmss", Locale.getDefault());
String currentDateandTime = sdf.format(new Date());
System.out.println("currentDateandTime" + currentDateandTime);import java.util.Calendar
Date currentTime = Calendar.getInstance().getTime();dateFormat = new SimpleDateFormat("MM/dd/yyyy");date = simpleDateFormat.format(calendar.getTime());dateTimeDisplay.setText(date);