java.util.Calendar cal=new java.util.GregorianCalendar();
int year=cal.get(Calendar.YEAR);
int month=cal.get(Calendar.MONTH);
int day=cal.get(Calendar.DATE);
Calendar cal = Calendar.getInstance();
SimpleDateFormat format = new SimpleDateFormat("yyyy年MM月dd日");
Date date = cal.getTime();
System.out.println(format.format(date));