Example usage for java.util Calendar getInstance

Introduction

In this page you can find the example usage for java.util Calendar getInstance.

Prototype

public static Calendar getInstance() 

Source Link

Document

Gets a calendar using the default time zone and locale.

Usage

From source file:Main.java

public static void main(String[] args) throws ParseException {
    SimpleDateFormat dateFormat = new SimpleDateFormat("ddMMyyyy");
    Calendar cal = Calendar.getInstance();
    String today = dateFormat.format(cal.getTime());
    System.out.println(today);/*w w w  . jav  a 2s  . com*/

    SimpleDateFormat sdf = new SimpleDateFormat("ddMMyyyy");
    Date actualdate = sdf.parse(today);
    Date date1 = sdf.parse("20042014");
    Date date2 = sdf.parse("23042015");
    Calendar actual = Calendar.getInstance();
    Calendar cal1 = Calendar.getInstance();
    Calendar cal2 = Calendar.getInstance();
    actual.setTime(actualdate);
    cal1.setTime(date1);
    cal2.setTime(date2);

    System.out.println(actual);
    System.out.println(cal1);
    System.out.println(cal2);

    if (actualdate.after(date1) && actualdate.before(date2)) {
        System.out.println("Yes");
    } else {
        System.out.println("No");
    }

    if (actual.after(cal1) && actual.before(cal2)) {
        System.out.println("Yes");
    } else {
        System.out.println("No");
    }

}

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From source file:MainClass.java

public static void main(String args[]) {
    String months[] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" };

    Calendar calendar = Calendar.getInstance();

    System.out.print("Date: ");
    System.out.print(months[calendar.get(Calendar.MONTH)]);
    System.out.print(" " + calendar.get(Calendar.DATE) + " ");
    System.out.println(calendar.get(Calendar.YEAR));

    System.out.print("Time: ");
    System.out.print(calendar.get(Calendar.HOUR) + ":");
    System.out.print(calendar.get(Calendar.MINUTE) + ":");
    System.out.println(calendar.get(Calendar.SECOND));

    calendar.set(Calendar.HOUR, 10);
    calendar.set(Calendar.MINUTE, 29);
    calendar.set(Calendar.SECOND, 22);

    System.out.print("Updated time: ");
    System.out.print(calendar.get(Calendar.HOUR) + ":");
    System.out.print(calendar.get(Calendar.MINUTE) + ":");
    System.out.println(calendar.get(Calendar.SECOND));
}

---

From source file:GregCalDemo.java

public static void main(String[] av) {
    //+/*from w w  w. j  ava 2  s. c  o m*/
    GregorianCalendar d1 = new GregorianCalendar(1986, 04, 05); // May 5
    GregorianCalendar d2 = new GregorianCalendar(); // today
    Calendar d3 = Calendar.getInstance(); // today

    System.out.println("It was then " + d1.getTime());
    System.out.println("It is now " + d2.getTime());
    System.out.println("It is now " + d3.getTime());
    d3.set(Calendar.YEAR, 1915);
    d3.set(Calendar.MONTH, Calendar.APRIL);
    d3.set(Calendar.DAY_OF_MONTH, 12);
    System.out.println("D3 set to " + d3.getTime());
    //-
}

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    SimpleDateFormat simpleDateFormat1 = new SimpleDateFormat("yyyy-MM-dd");
    Date workDate = simpleDateFormat1.parse("2011-11-27");

    Calendar workCalendar = Calendar.getInstance();
    workCalendar.setTime(workDate);/*from   w w w . jav  a  2s  . c om*/
    SimpleDateFormat simpleDateFormat2 = new SimpleDateFormat("HH:mm:ss");
    Calendar time = Calendar.getInstance();
    time.setTime(simpleDateFormat2.parse("06:00:00"));
    workCalendar.set(Calendar.HOUR_OF_DAY, time.get(Calendar.HOUR_OF_DAY));
    workCalendar.set(Calendar.MINUTE, time.get(Calendar.MINUTE));
    workCalendar.set(Calendar.SECOND, time.get(Calendar.SECOND));

    Date newWorkDate = workCalendar.getTime();

    SimpleDateFormat simpleDateFormat3 = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss");
    System.out.println(simpleDateFormat3.format(newWorkDate));
}

---

From source file:Main.java

public static void main(String[] args) {

    Calendar now = Calendar.getInstance();
    Date nowDate = now.getTime();

    long twoHoursByMillis = 2 * HOUR;
    long thirtyMinutesByMillis = 30 * MINUTE;

    Date twoHoursAndThirtyMinutesFromNow = new Date(twoHoursByMillis + thirtyMinutesByMillis);
    System.out.println(String.format("now %s and later %s", nowDate, twoHoursAndThirtyMinutesFromNow));

    long ms = 10304004543l;
    StringBuilder text = new StringBuilder("");
    if (ms > DAY) {
        text.append(ms / DAY).append(" days ");
        ms %= DAY;//from   ww w  . ja v  a2 s  .  c  o m
    }
    if (ms > HOUR) {
        text.append(ms / HOUR).append(" hours ");
        ms %= HOUR;
    }
    if (ms > MINUTE) {
        text.append(ms / MINUTE).append(" minutes ");
        ms %= MINUTE;
    }
    if (ms > SECOND) {
        text.append(ms / SECOND).append(" seconds ");
        ms %= SECOND;
    }
    text.append(ms + " ms");
    System.out.println(text.toString());
}

---

From source file:Main.java

public static void main(String[] args) throws ParseException {

    SimpleDateFormat sdf = new SimpleDateFormat("MM/dd/yyyy");

    String oeStartDateStr = "04/01/2015";
    String oeEndDateStr = "11/14/2015";

    Calendar cal = Calendar.getInstance();
    Integer year = cal.get(Calendar.YEAR);

    oeStartDateStr = oeStartDateStr.concat(year.toString());
    oeEndDateStr = oeEndDateStr.concat(year.toString());

    Date startDate = sdf.parse(oeStartDateStr);
    Date endDate = sdf.parse(oeEndDateStr);
    Date d = new Date();
    String currDt = sdf.format(d);

    if ((d.after(startDate) && (d.before(endDate)))
            || (currDt.equals(sdf.format(startDate)) || currDt.equals(sdf.format(endDate)))) {
        System.out.println("Date is between 1st april to 14th nov...");
    } else {//from  ww w . j  a va 2s  .c o m
        System.out.println("Date is not between 1st april to 14th nov...");
    }
}

---

From source file:MainClass.java

public static void main(String[] args) {
    JFrame frame = new JFrame();

    Calendar now = Calendar.getInstance();
    Calendar earliest = (Calendar) now.clone();
    earliest.add(Calendar.MONTH, -6);
    Calendar latest = (Calendar) now.clone();
    latest.add(Calendar.MONTH, 6);
    SpinnerModel model = new SpinnerDateModel(now.getTime(), earliest.getTime(), latest.getTime(),
            Calendar.WEEK_OF_YEAR);
    final JSpinner spinner = new JSpinner(model);

    model.addChangeListener(new ChangeListener() {
        public void stateChanged(ChangeEvent e) {
            System.out.println(((SpinnerDateModel) e.getSource()).getDate());
        }//from   w w w. j av  a 2s.  c  o  m
    });

    frame.getContentPane().add("North", new JLabel("Choose a week"));
    frame.getContentPane().add("Center", spinner);
    frame.pack();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setVisible(true);
}

---

From source file:Main.java

/** Typical main method ("main program") declaration */
public static void main(String[] av) {

    Locale l1 = new Locale("en", "US"), l2 = new Locale("es", "ES");

    // Create a Date object for May 5, 1986
    Calendar c = Calendar.getInstance();
    c.set(1986, 04, 05); // May 5, 1986
    Date d1 = c.getTime();//ww w . j ava  2  s  .co  m

    // Create a Date object for today.
    Date d2 = new Date(); // today

    DateFormat df_us = DateFormat.getDateTimeInstance(DateFormat.MEDIUM, DateFormat.MEDIUM, l1),
            df_sp = DateFormat.getDateTimeInstance(DateFormat.MEDIUM, DateFormat.MEDIUM, l2);
    System.out.println("Date d1 for US is " + df_us.format(d1));
    System.out.println("Date d1 for Spain is " + df_sp.format(d1));
    System.out.println("Date d2 is " + df_us.format(d2));
}

---

From source file:SpinnerDateStartEndSample.java

public static void main(String args[]) {
    JFrame frame = new JFrame("JSpinner Sample");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    Calendar cal = Calendar.getInstance();
    Date now = cal.getTime();//www  .j  a  va2 s .c  om
    cal.add(Calendar.YEAR, -50);
    Date startDate = cal.getTime();
    cal.add(Calendar.YEAR, 100);
    Date endDate = cal.getTime();
    SpinnerModel model = new SpinnerDateModel(now, startDate, endDate, Calendar.YEAR);

    JSpinner spinner1 = new JSpinner(model);

    JPanel panel1 = new JPanel(new BorderLayout());
    panel1.add(spinner1, BorderLayout.CENTER);
    frame.add(panel1, BorderLayout.SOUTH);

    frame.setSize(200, 90);
    frame.setVisible(true);
}

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    JAXBContext jc = JAXBContext.newInstance(Root.class);

    Root root = new Root();
    root.defaultTimeZone = Calendar.getInstance();

    root.setTimeZone = Calendar.getInstance();
    root.setTimeZone.setTimeZone(TimeZone.getTimeZone("GMT"));

    Marshaller marshaller = jc.createMarshaller();
    marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
    marshaller.marshal(root, System.out);
}

---

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