Java Calendar Day dayStart(Calendar date)

Description

Returns the start of the day (00:00:00:000) for the specified date.

License

Open Source License

Parameter

Parameter	Description
date	the date to be processed

Return

the start of the day (00:00:00:000) for the specified date

Declaration

public static Calendar dayStart(Calendar date) 

Method Source Code

//package com.java2s;
/**/* w w w . ja  v  a2  s.c o m*/
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 *     Copyright (C) 2002-2017 Jahia Solutions Group SA. All rights reserved.
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 *     This program is free software: you can redistribute it and/or modify
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import java.util.Calendar;

public class Main {
    /**
     * Returns the start of the day (00:00:00:000) for today.
     * 
     * @return the start of the day (00:00:00:000) for today
     */
    public static Calendar dayStart() {
        return dayStart(Calendar.getInstance());
    }

    /**
     * Returns the start of the day (00:00:00:000) for the specified date.
     * 
     * @param date the date to be processed
     * @return the start of the day (00:00:00:000) for the specified date
     */
    public static Calendar dayStart(Calendar date) {
        Calendar c = (Calendar) date.clone();

        c.set(Calendar.HOUR_OF_DAY, c.getMinimum(Calendar.HOUR_OF_DAY));
        c.set(Calendar.MINUTE, c.getMinimum(Calendar.MINUTE));
        c.set(Calendar.SECOND, c.getMinimum(Calendar.SECOND));
        c.set(Calendar.MILLISECOND, c.getMinimum(Calendar.MILLISECOND));

        return c;
    }
}

Related

1. dayIterable(Calendar from, Calendar to)
2. dayMarkToCalendar(int day)
3. dayPrecision(Calendar calendar)
4. daysFromBinStart(Calendar date)
5. daysSinceTheJesus(Calendar cal)
6. dayStart(final Calendar cal)
7. decreaseByDay(final Calendar calendar)
8. endOfDay(Calendar calendar)
9. getAge(Calendar dateOfBirth, Calendar onThisDay)