DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
Calendar cal = Calendar.getInstance();
String currenttime = new String(dateFormat.format(cal.getTime()));
String futuretime = new String (dateFormat.format(__________); //how to store future date if i have the current date
System.out.println(dateFormat.format(cal.getTime()));

Calendar cal2 = Calendar.getInstance();
cal2.add(Calendar.DAY_OF_MONTH, 3);//A date in future (achieved somehow)
String currenttime = new String(dateFormat.format(cal.getTime()));
String futuretime = new String (dateFormat.format(cal2.getTime()));