Java yyyy formatDate2DateStr()

Description

Format the current date time to "yyyy-MM-dd" format string.

License

Apache License

Return

the result

Declaration

public static final String formatDate2DateStr() 

Method Source Code

//package com.java2s;
/**//from ww w.  j  a va  2 s. c o m
 * DateTimeUtil.java
 *
 * Copyright 2010 Niolex, Inc.
 *
 * Niolex licenses this file to you under the Apache License, version 2.0
 * (the "License"); you may not use this file except in compliance with the
 * License.  You may obtain a copy of the License at:
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */

import java.text.SimpleDateFormat;

import java.util.Date;

import java.util.TimeZone;

public class Main {
    /**
     * The date only format.
     */
    public static final String DATE_FORMAT = "yyyy-MM-dd";
    private static TimeZone TIME_ZONE;

    /**
     * Format the current date time to "yyyy-MM-dd" format string.
     *
     * @return the result
     */
    public static final String formatDate2DateStr() {
        return formatDate2DateStr(new Date());
    }

    /**
     * Format the given date time to "yyyy-MM-dd" format string.
     *
     * @param date the date you want to format
     * @return the result
     */
    public static final String formatDate2DateStr(Date date) {
        SimpleDateFormat s = getDateFormat(DATE_FORMAT);
        return s.format(date);
    }

    /**
     * Format the given date time to "yyyy-MM-dd" format string.
     *
     * @param date the date in milliseconds since January 1, 1970, 00:00:00 GMT.
     * @return the result
     */
    public static final String formatDate2DateStr(long date) {
        SimpleDateFormat s = getDateFormat(DATE_FORMAT);
        return s.format(new Date(date));
    }

    public static final SimpleDateFormat getDateFormat(String format) {
        SimpleDateFormat s = new SimpleDateFormat(format);
        if (TIME_ZONE != null) {
            s.setTimeZone(TIME_ZONE);
        }
        return s;
    }

    public static final void setTimeZone(TimeZone timeZone) {
        TIME_ZONE = timeZone;
    }
}

Related

1. formatDate(final Date date, final String defaultValue)
2. formatDate(String date)
3. formatDate(String date)
4. formatDate(String date)
5. formatDate(String inputDate)
6. formatDate2DateStr()
7. formatDate2ShortStr(Date date)
8. formatDate2Str(Date date)
9. formatDateAsShortDateLocalTime(Date moonDate, TimeZone tz)