Example usage for java.util Calendar HOUR_OF

Introduction

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

Prototype

int HOUR_OF_DAY

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

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Document

Field number for get and set indicating the hour of the day.

Usage

From source file:Main.java

static void setDate(Calendar cal, int month, int date) {
    cal.clear();/*  w  w  w. j  a va  2 s .  c o  m*/

    cal.set(Calendar.YEAR, Calendar.getInstance().get(Calendar.YEAR));
    cal.set(Calendar.MONTH, month);
    cal.set(Calendar.DATE, date);
    cal.set(Calendar.HOUR_OF_DAY, 0);
    cal.set(Calendar.MINUTE, 0);
    cal.set(Calendar.SECOND, 0);
    cal.set(Calendar.MILLISECOND, 0);
}

From source file:Main.java

public static HashMap<Integer, HashMap<Integer, Integer>> getAvailableTime(HashMap<Date, Date> bookedTimes,
        Date date) {/* w  w  w. j  a va2 s.  co  m*/
    HashMap<Integer, HashMap<Integer, Integer>> availableTime = createFullAvailableTime();

    HashMap<Date, Date> bookedTimeInOneDate = getBookedTimeInOneDate(bookedTimes, date);
    Calendar startCalendar = Calendar.getInstance();
    Calendar endCalendar = Calendar.getInstance();
    for (Date keyBooked : bookedTimeInOneDate.keySet()) {
        startCalendar.setTime(keyBooked);
        int startHour = startCalendar.get(Calendar.HOUR_OF_DAY);
        for (int hourIndex = 0; hourIndex < 24; hourIndex++) {

            if (hourIndex == startHour) {
                int startMinute = startCalendar.get(Calendar.MINUTE);
                int endMinute;

                endCalendar.setTime(bookedTimeInOneDate.get(keyBooked));

                int endHour = endCalendar.get(Calendar.HOUR_OF_DAY);

                //startHour = endHour = hourIndex
                if (endHour == hourIndex) {
                    endMinute = endCalendar.get(Calendar.MINUTE);
                    removeMinute(startMinute, endMinute, hourIndex, availableTime);
                }
                //startHour = hourIndex != endHour
                else {
                    for (int i = hourIndex; i < endHour + 1; i++) {
                        if (i == hourIndex) {
                            if (startMinute == 0) {
                                availableTime.remove(startHour);
                            } else {
                                removeMinute(startMinute, 59, hourIndex, availableTime);
                            }

                        } else if (i == endHour) {

                            endMinute = endCalendar.get(Calendar.MINUTE);
                            if (endMinute == 59) {
                                availableTime.remove(endHour);
                            } else {
                                removeMinute(0, endMinute, endHour, availableTime);
                            }

                        } else {

                            availableTime.remove(i);
                        }
                    }
                }
            }
        }
    }
    return availableTime;
}

From source file:Main.java

public static String createJcFileName() {
    Calendar c = Calendar.getInstance();
    c.setTimeInMillis(System.currentTimeMillis());

    int y = c.get(Calendar.YEAR);
    int m = c.get(Calendar.MONTH);
    int d = c.get(Calendar.DAY_OF_MONTH);
    int hour = c.get(Calendar.HOUR_OF_DAY);
    int minute = c.get(Calendar.MINUTE);
    int second = c.get(Calendar.SECOND);
    return y + "-" + m + "-" + d + "-" + hour + "-" + minute + "-" + second;
}

From source file:Main.java

public static String convertUtc2LocalPro(String utcTime) {
    if (TextUtils.isEmpty(utcTime)) {
        return "";
    }//from w  w w .j  a  v a2 s .  c o  m
    // 2014-10-24T02:58:05.932Z
    SimpleDateFormat utcFormatter, localFormatter;
    utcFormatter = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'", Locale.ENGLISH);
    Date date;
    Calendar cal = Calendar.getInstance();
    try {
        date = utcFormatter.parse(utcTime);
        cal.setTime(date);
    } catch (ParseException e) {
        e.printStackTrace();
    }
    cal.add(Calendar.HOUR_OF_DAY, +8);
    date = cal.getTime();
    localFormatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.CHINA);
    return localFormatter.format(date);
}

From source file:ConversionUtil.java

/**
 * convert into java.sql.Time (or into java.util.Calendar
 * /*from  w  ww  . ja va 2 s.c  o m*/
 * @param date
 *          The date containing the time.
 * @param am
 *          Whether this should be am (true) or pm (false)
 * @return
 */
public static Time convertDateToTime(Date date, boolean am) {
    if (date == null) {
        return null;
    }

    Calendar cal = new GregorianCalendar();
    cal.setTime(date);
    int hourOfDay = cal.get(Calendar.HOUR_OF_DAY);

    if (am) {
        // Check to make sure that the hours are indeed am hours
        if (hourOfDay > 11) {
            cal.set(Calendar.HOUR_OF_DAY, hourOfDay - 12);
            date.setTime(cal.getTimeInMillis());
        }
    } else {
        // Check to make sure that the hours are indeed pm hours
        if (cal.get(Calendar.HOUR_OF_DAY) < 11) {
            cal.set(Calendar.HOUR_OF_DAY, hourOfDay + 12);
            date.setTime(cal.getTimeInMillis());
        }
    }
    return new Time(date.getTime());
}

From source file:Main.java

/**
 * //  w  w w .  j av a  2s. co m
 * @return Hour of the Day in 24 hours format
 */
public static int getCurrentHours() {
    return Calendar.getInstance().get(Calendar.HOUR_OF_DAY);
}

From source file:Main.java

public static void moveToCalendarDayJust(Calendar cal) { // 2011/11/17 00:00:00.000
    moveToCalendarDayJust(cal, cal.getActualMinimum(Calendar.HOUR_OF_DAY));
}

From source file:Main.java

public static long getTodayZeroTimeInMillis() {
    Calendar calendar = getZeroSecondCalendar();
    calendar.set(Calendar.HOUR_OF_DAY, 0);
    calendar.set(Calendar.MINUTE, 0);
    return calendar.getTimeInMillis();
}

From source file:Main.java

static void setDate(Calendar cal, int month, int date, boolean endOfDay) {
    cal.clear();//  www.ja  v a2  s. com
    cal.set(Calendar.YEAR, Calendar.getInstance().get(Calendar.YEAR));
    cal.set(Calendar.MONTH, month);
    cal.set(Calendar.DATE, date);
    if (endOfDay) {
        cal.set(Calendar.HOUR_OF_DAY, 23);
        cal.set(Calendar.MINUTE, 59);
        cal.set(Calendar.SECOND, 59);
        cal.set(Calendar.MILLISECOND, 999);
    } else {
        cal.set(Calendar.HOUR_OF_DAY, 0);
        cal.set(Calendar.MINUTE, 0);
        cal.set(Calendar.SECOND, 0);
        cal.set(Calendar.MILLISECOND, 0);
    }
}

From source file:Main.java

public static Date firstTimeOfDate(Date date) {
    Calendar calendar = Calendar.getInstance();
    calendar.setTimeInMillis(date.getTime());

    calendar.set(Calendar.HOUR_OF_DAY, 0);
    calendar.set(Calendar.MINUTE, 0);
    calendar.set(Calendar.SECOND, 0);
    Date dateBegin = new Date();
    dateBegin.setTime(calendar.getTimeInMillis());
    return dateBegin;
}

Example usage for java.util Calendar HOUR_OF_DAY

Introduction

Prototype

Document

Usage