The Calandar date processing class of Java common class library

http://www.verejava.com/?id=16993050424091

/** Knowledge Points: Calandar Date processing class */import Java.util.calendar;import Java.util.gregoriancalendar;public class TestCalendar{Publ        IC static void Main (string[] args) {//Instantiate Calandar object Calendar c=new GregorianCalendar ();        Output year, month, day, time, minute, second System.out.println (C.get (calendar.year));        Note: Gregorian calendar January starts from 0 so add 1 System.out.println (C.get (calendar.month) +1);        System.out.println (C.get (calendar.date));        System.out.println (C.get (Calendar.hour));        System.out.println (C.get (Calendar.minute));        System.out.println (C.get (Calendar.second));        System.out.println (C.get (Calendar.millisecond));        Get the current date System.out.println (Datetime.getdate ());        Get current DateTime System.out.println (Datetime.getdatetime ());    Get the current date timestamp System.out.println (Datetime.gettimestamp ()); }}/** encapsulation of the date Class 1. Gets the current date 2. Gets the current date time 3. Get current timestamp */class datetime{/** get Current date */public static String GetDate ()    {Calendar c=new GregorianCalendar ();        StringBuffer buffer=new StringBuffer ();        Buffer.append (C.get (Calendar.year)). Append ("-");        Buffer.append (Addzero (C.get (calendar.month) +1)). Append ("-");        Buffer.append (Addzero (C.get (calendar.date)));    return buffer.tostring ();        }/** Gets the current date time */public static String GetDateTime () {Calendar c=new GregorianCalendar ();            StringBuffer buffer=new StringBuffer ();        Buffer.append (C.get (Calendar.year)). Append ("-");        Buffer.append (Addzero (C.get (calendar.month) +1)). Append ("-");        Buffer.append (Addzero (C.get (calendar.date))). Append ("");        Buffer.append (Addzero (C.get (Calendar.hour))). Append (":");        Buffer.append (Addzero (C.get (Calendar.minute))). Append (":");        Buffer.append (Addzero (C.get (Calendar.second)));    return buffer.tostring (); /** gets the current timestamp */public static long Gettimestamp () {Calendar c=new GregorianCalendar();    Return C.gettime (). GetTime (); }/** If month, day, time, minute, second less than 10 add 0 */public static string Addzero (int value) {string str=integer.to        String (value);        if (Str.length () <2) return 0+str;    return str; }}

http://www.verejava.com/?id=16993050424091

The Calandar date processing class of Java common class library