Example usage for java.util Calendar HOUR

Introduction

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

Prototype

int HOUR

To view the source code for java.util Calendar HOUR.

Click Source Link

Document

Field number for get and set indicating the hour of the morning or afternoon.

Usage

From source file:Main.java

public static Calendar initCalendar(Date date) {

    Calendar calendar = Calendar.getInstance();
    calendar.setTime(date);//w  ww.  jav a  2  s .co  m
    calendar.set(Calendar.HOUR, 10);
    calendar.set(Calendar.MINUTE, 0);
    calendar.set(Calendar.SECOND, 0);
    calendar.set(Calendar.MILLISECOND, 0);
    return calendar;
}

From source file:Main.java

public static String getTimeString(long millitm) {
    Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("GMT"));
    cal.setTimeInMillis(millitm);/*from w ww  .  ja v  a2  s. c o m*/
    return (setZeroPad(cal.get(Calendar.HOUR)) + ":" + setZeroPad(cal.get(Calendar.MINUTE)) + ":"
            + setZeroPad(cal.get(Calendar.SECOND)));
}

From source file:Main.java

public static String getDate(int hour, int min) {
    Date d = new Date();
    Calendar now = Calendar.getInstance();
    now.setTime(d);/* w  ww  . j a va 2  s  .  c o  m*/
    now.set(Calendar.HOUR, now.get(Calendar.HOUR) + hour);
    now.set(Calendar.MINUTE, now.get(Calendar.MINUTE) + min);

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

    return sdf.format(now.getTime());
}

From source file:Main.java

public static Date endOfThisMonth() {
    Calendar calendar = Calendar.getInstance();
    calendar.set(Calendar.DATE, calendar.getActualMaximum(Calendar.DATE));
    calendar.set(Calendar.HOUR, calendar.getActualMaximum(Calendar.HOUR));
    calendar.set(Calendar.MINUTE, calendar.getActualMaximum(Calendar.MINUTE));
    calendar.set(Calendar.SECOND, calendar.getActualMaximum(Calendar.SECOND));
    calendar.set(Calendar.MILLISECOND, calendar.getActualMaximum(Calendar.MILLISECOND));

    return calendar.getTime();
}

From source file:Main.java

public static Date beginOfThisMonth() {
    Calendar calendar = Calendar.getInstance();
    calendar.set(Calendar.DATE, calendar.getActualMinimum(Calendar.DATE));
    calendar.set(Calendar.HOUR, calendar.getActualMinimum(Calendar.HOUR));
    calendar.set(Calendar.MINUTE, calendar.getActualMinimum(Calendar.MINUTE));
    calendar.set(Calendar.SECOND, calendar.getActualMinimum(Calendar.SECOND));
    calendar.set(Calendar.MILLISECOND, calendar.getActualMinimum(Calendar.MILLISECOND));

    return calendar.getTime();
}

From source file:Main.java

private static long calcTimeBettwenZeroAndNow() {
    Calendar calendar = Calendar.getInstance(Locale.CHINA);
    calendar.setTimeInMillis(System.currentTimeMillis());
    int currentHour = calendar.get(calendar.HOUR);
    calendar.add(Calendar.HOUR, 24 - currentHour);
    return calendar.getTimeInMillis();
}

From source file:Main.java

static Calendar toNearestWholeHour(Calendar d) {
    Calendar c = new GregorianCalendar();
    c.setTime(d.getTime());//  www . j ava2  s.  co  m

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

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

    return c;
}

From source file:Main.java

public static List<Integer> getAllDayInMonth(int month, int year) {
    List<Integer> listDate = new ArrayList<Integer>();

    Calendar calendar = Calendar.getInstance();
    calendar.set(year, month, 1);/*w  w  w .j  a  v a  2  s .  c o  m*/
    calendar.clear(Calendar.HOUR);
    calendar.clear(Calendar.MINUTE);
    calendar.clear(Calendar.SECOND);
    int totalDays = calendar.getActualMaximum(Calendar.DAY_OF_MONTH);

    for (int i = 1; i <= totalDays; i++) {
        listDate.add(i);
    }
    return listDate;
}

From source file:Main.java

public static Date getNearestFutureDateWithHour(int hourOfDay) {
    Calendar cal = Calendar.getInstance();
    int hourOfDayNow = cal.get(Calendar.HOUR_OF_DAY);
    if (hourOfDayNow > hourOfDay) {
        cal.add(Calendar.DAY_OF_MONTH, 1);
    }//from ww  w  . j a  v  a2s  . co  m

    cal.set(Calendar.HOUR, hourOfDay);
    return cal.getTime();
}

From source file:Main.java

public static Date buildShiftEndTime(int startHour, int startMin, int startAmPm, int endHour, int endMin,
        int endAmPm) {
    endHour = endHour == 12 ? 0 : endHour;

    calendar.clear();//w  w  w .j  av a2 s  . c om

    calendar.set(Calendar.HOUR, endHour);
    calendar.set(Calendar.MINUTE, endMin);

    calendar.set(Calendar.AM_PM, endAmPm);

    if (startAmPm == Calendar.PM && endAmPm == Calendar.AM) {
        calendar.add(Calendar.DAY_OF_MONTH, 1);
    }

    return calendar.getTime();
}