Example usage for java.util GregorianCalendar GregorianCalendar

Introduction

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

Prototype

public GregorianCalendar()

Source Link

Document

Constructs a default GregorianCalendar using the current time in the default time zone with the default Locale.Category#FORMAT FORMAT locale.

Usage

From source file:Main.java

public static Date toNearestWholeMinute(Date d) {
    Calendar c = new GregorianCalendar();
    c.setTime(d);/* w  w w. jav a  2 s  .c o  m*/

    if (c.get(Calendar.SECOND) >= 30)
        c.add(Calendar.MINUTE, 1);

    c.set(Calendar.SECOND, 0);
    c.set(Calendar.MILLISECOND, 0);

    return c.getTime();
}

From source file:Main.java

static float getDatePlg() {
    Calendar c = new GregorianCalendar();
    int y = c.get(Calendar.YEAR);
    int m = 1 + c.get(Calendar.MONTH);
    int d = c.get(Calendar.DAY_OF_MONTH);
    return getDatePlg(y, m, d);
}

From source file:Main.java

public static long currentMonthInMills() {
    GregorianCalendar gregoriancalendar = new GregorianCalendar();
    GregorianCalendar gregoriancalendar1 = new GregorianCalendar(gregoriancalendar.get(1),
            gregoriancalendar.get(2), 1);
    gregoriancalendar1.setTimeZone(GMT);
    return gregoriancalendar1.getTimeInMillis();
}

From source file:Main.java

public static long currentWeekInMills() {
    GregorianCalendar gregoriancalendar = new GregorianCalendar();
    GregorianCalendar gregoriancalendar1 = new GregorianCalendar(gregoriancalendar.get(1),
            gregoriancalendar.get(2), gregoriancalendar.get(5));
    gregoriancalendar1.setTimeZone(GMT);
    gregoriancalendar1.add(6, -(gregoriancalendar.get(7) - gregoriancalendar.getFirstDayOfWeek()));
    return gregoriancalendar1.getTimeInMillis();
}

From source file:Main.java

public static XMLGregorianCalendar toXmlDate(Date from) {
    GregorianCalendar gc = new GregorianCalendar();
    gc.setTime(from);/*  w w  w.  j av  a2  s  . c o  m*/
    try {
        return DatatypeFactory.newInstance().newXMLGregorianCalendar(gc);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:Main.java

public static GregorianCalendar calendarFromBytes(byte[] buffer, int offset) {
    if (offset + 5 > buffer.length)
        return null;
    GregorianCalendar cal = new GregorianCalendar();
    cal.set(buffer[offset] + 2000, buffer[offset + 1], buffer[offset + 2], buffer[offset + 3],
            buffer[offset + 4], buffer[offset + 5]);
    return cal;/*  ww w .  j  a  v  a  2 s  . c o  m*/
}

From source file:Main.java

public static String timeFormat(long date, String format) {
    GregorianCalendar gc = new GregorianCalendar();
    gc.setTime(new Date(date));
    java.text.SimpleDateFormat fm = null;
    if (format != null) {
        fm = new java.text.SimpleDateFormat(format);
    } else {// ww w .j a  v  a2  s  .  c  o  m
        fm = new java.text.SimpleDateFormat(DEFAULT_FORMAT);
    }
    return fm.format(gc.getTime());
}

From source file:Main.java

public static XMLGregorianCalendar convertDate(Date date) {
    try {//from  w w w .  ja v a  2  s.  c om
        Calendar c = new GregorianCalendar();
        c.setTime(date);
        XMLGregorianCalendar xmlGregorianCalendar = DatatypeFactory.newInstance().newXMLGregorianCalendar();
        xmlGregorianCalendar.setDay(c.get(Calendar.DAY_OF_MONTH));
        xmlGregorianCalendar.setMonth(c.get(Calendar.MONTH));
        xmlGregorianCalendar.setYear(c.get(Calendar.YEAR));
        return xmlGregorianCalendar;
    } catch (DatatypeConfigurationException e) {
        throw new RuntimeException(e);
    }
}

From source file:Main.java

protected static XMLGregorianCalendar getCurrentTime() {
    return datatypeFactory.newXMLGregorianCalendar(new GregorianCalendar());
}

From source file:Main.java

public static String getDateByAddHour(String datetime, int minute) {
    String returnTime = null;//from  w  ww.  j  a v  a  2s.c  om
    Calendar cal = new GregorianCalendar();
    SimpleDateFormat ft = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
    Date date;
    try {
        date = ft.parse(datetime);
        cal.setTime(date);
        cal.add(GregorianCalendar.MINUTE, minute);
        returnTime = getFormatDateTime(cal.getTime(), "yyyy-MM-dd HH:mm:ss");
    } catch (ParseException e) {
        e.printStackTrace();
    }
    return returnTime;

}