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

/**
 * keep year, month & day of calendar
 *
 * @param c calendar to be clear// w  w w . j a  v  a 2s  .co  m
 */
public static void clearCalendarOffset(Calendar c) {
    c.set(Calendar.MILLISECOND, 0);
    c.set(Calendar.MINUTE, 0);
    c.set(Calendar.SECOND, 0);
    c.set(Calendar.HOUR_OF_DAY, 0);
}

From source file:Main.java

private static boolean isBefore(Calendar date, String time) {
    try {//from   w w  w. ja v a2s  .co m
        String[] arr = time.split(":");
        int hours = Integer.parseInt(arr[0]);
        int mins = Integer.parseInt(arr[1]);
        return (date.get(Calendar.HOUR_OF_DAY) < hours)
                || (date.get(Calendar.HOUR_OF_DAY) == hours && date.get(Calendar.MINUTE) < mins);
    } catch (Exception e) {
        Log.e("Utils.java isBefore",
                "The supplied times are not properly formatted. Verify that your schedule times follow the hh:mm pattern");
        return true;
    }
}

From source file:Main.java

public static void clearTime(Calendar cal) {
    cal.set(Calendar.HOUR_OF_DAY, 0);
    cal.set(Calendar.MINUTE, 0);/*www . j  a  v a 2  s . c o m*/
    cal.set(Calendar.SECOND, 0);
    cal.set(Calendar.MILLISECOND, 0);

}

From source file:Main.java

public static String getTimeFromLong(long l) {
    Calendar c = Calendar.getInstance();
    c.setTimeInMillis(l);//from ww  w . j  a  v  a2 s .  co  m

    Calendar t = Calendar.getInstance();
    t.set(Calendar.HOUR_OF_DAY, 0);
    t.set(Calendar.MINUTE, 1);
    t.set(Calendar.SECOND, 0);

    if (c.after(t)) {
        NumberFormat nf = NumberFormat.getInstance();
        nf.setMinimumIntegerDigits(2);

        return nf.format(c.get(Calendar.HOUR_OF_DAY)) + ":" + nf.format(c.get(Calendar.MINUTE));
    } else {
        return TIME_NONE;
    }
}

From source file:Main.java

public static Date lastTimeOfMonth(Date date) {
    Calendar cal = Calendar.getInstance();
    cal.setTime(date);// ww w  .j  av  a2s . com
    cal.set(Calendar.DAY_OF_MONTH, cal.getActualMaximum(Calendar.DAY_OF_MONTH));
    cal.set(Calendar.HOUR_OF_DAY, cal.getActualMaximum(Calendar.HOUR_OF_DAY));
    cal.set(Calendar.MINUTE, cal.getActualMaximum(Calendar.MINUTE));
    cal.set(Calendar.SECOND, cal.getActualMaximum(Calendar.SECOND));
    cal.set(Calendar.MILLISECOND, cal.getActualMaximum(Calendar.MILLISECOND));
    return cal.getTime();
}

From source file:Main.java

public static Date firstTimeOfMonth(Date date) {
    Calendar cal = Calendar.getInstance();
    cal.setTime(date);/* w  w w .ja v a2  s. c om*/
    cal.set(Calendar.DAY_OF_MONTH, cal.getActualMinimum(Calendar.DAY_OF_MONTH));
    cal.set(Calendar.HOUR_OF_DAY, cal.getActualMinimum(Calendar.HOUR_OF_DAY));
    cal.set(Calendar.MINUTE, cal.getActualMinimum(Calendar.MINUTE));
    cal.set(Calendar.SECOND, cal.getActualMinimum(Calendar.SECOND));
    cal.set(Calendar.MILLISECOND, cal.getActualMinimum(Calendar.MILLISECOND));
    return cal.getTime();
}

From source file:Main.java

public static Date getDateFromYearMonthDay(int year, int month, int day) {
    Calendar cal = Calendar.getInstance();
    cal.set(Calendar.YEAR, year);
    cal.set(Calendar.MONTH, month);
    cal.set(Calendar.DAY_OF_MONTH, day);
    cal.set(Calendar.HOUR_OF_DAY, 0);
    cal.set(Calendar.MINUTE, 0);/*w w  w .jav  a 2 s. c  o  m*/
    cal.set(Calendar.SECOND, 0);
    cal.set(Calendar.MILLISECOND, 0);
    return cal.getTime();
}

From source file:Main.java

/**
 * Get relativy days base on today, will return negative and positive
 * values.//from   www  .  ja va2  s  .c  o m
 * 
 * @param d
 * @return
 */
public static long getRelativeDays(Date d) {
    Calendar c = Calendar.getInstance();
    c.set(Calendar.HOUR_OF_DAY, 0);
    c.set(Calendar.MINUTE, 0);
    c.set(Calendar.SECOND, 0);
    c.set(Calendar.MILLISECOND, 0);
    long curMilli = c.getTimeInMillis();
    c.setTimeInMillis(d.getTime());
    c.set(Calendar.HOUR_OF_DAY, 0);
    c.set(Calendar.MINUTE, 0);
    c.set(Calendar.SECOND, 0);
    c.set(Calendar.MILLISECOND, 0);
    long dMilli = c.getTimeInMillis();
    return (dMilli - curMilli) / (1 * 24 * 3600 * 1000);
}

From source file:Main.java

public static int daysSince(final long date) {
    final Calendar logDate = Calendar.getInstance();
    logDate.setTimeInMillis(date);/*from  w w  w.  j a v a  2  s  .com*/
    logDate.set(Calendar.SECOND, 0);
    logDate.set(Calendar.MINUTE, 0);
    logDate.set(Calendar.HOUR_OF_DAY, 0);
    final Calendar today = Calendar.getInstance();
    today.set(Calendar.SECOND, 0);
    today.set(Calendar.MINUTE, 0);
    today.set(Calendar.HOUR_OF_DAY, 0);
    return (int) Math.round((today.getTimeInMillis() - logDate.getTimeInMillis()) / 86400000d);
}

From source file:Main.java

public static long getTimesMonthNextStart() {
    Calendar cal = Calendar.getInstance();
    cal.set(cal.get(Calendar.YEAR), cal.get(Calendar.MONTH), cal.get(Calendar.DAY_OF_MONTH), 0, 0, 0);
    cal.set(Calendar.DAY_OF_MONTH, cal.getActualMaximum(Calendar.DAY_OF_MONTH));
    cal.set(Calendar.HOUR_OF_DAY, 24);
    return cal.getTimeInMillis();
}

Example usage for java.util Calendar HOUR_OF_DAY

Introduction

Prototype

Document

Usage