Java Today today()

Description

today

License

Apache License

Declaration

public static Date today() 

Method Source Code

//package com.java2s;
//License from project: Apache License 

import java.util.*;

public class Main {
    public static Date today() {
        return truncate(new Date());
    }//from ww w.j ava 2s.  c  o m

    public static Date today(TimeZone timeZone) {
        Date date = new Date();
        return truncate(date, timeZone);
    }

    /**
     * Truncate to begin of day: 0 hour 0 minute 0 second 0 millisecond
     * @param d The date to be truncated
     * @return the result truncated date
     */
    public static Date truncate(Date d) {
        Calendar ca = Calendar.getInstance();
        ca.setTime(d);
        truncate(ca);
        return ca.getTime();
    }

    /**
     * Truncate to begin of day: 0 hour 0 minute 0 second 0 millisecond
     * @param d The date to be truncated
     * @return the result truncated date
     */
    public static Date truncate(Date d, TimeZone zone) {
        Calendar ca = Calendar.getInstance(zone);
        ca.setTime(d);
        truncate(ca);
        return ca.getTime();
    }

    /**
     * Truncate to begin of day: 0 hour 0 minute 0 second 0 millisecond
     * @param ca The calendar to be truncated
     */
    public static Calendar truncate(Calendar ca) {
        truncateHour(ca);
        ca.set(Calendar.HOUR_OF_DAY, 0);
        return ca;
    }

    public static void truncateHour(Calendar ca) {
        ca.set(Calendar.MILLISECOND, 0);
        ca.set(Calendar.SECOND, 0);
        ca.set(Calendar.MINUTE, 0);
    }
}

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