Java Date ISO Parse parseDateISO(String value)

Description

parse Date ISO

License

Open Source License

Declaration

public static Date parseDateISO(String value) 

Method Source Code

//package com.java2s;
/*//from w ww .  j a  va  2  s .c o m
 * Licensed to J?rg Prante and xbib under one or more contributor 
 * license agreements. See the NOTICE.txt file distributed with this work
 * for additional information regarding copyright ownership.
 *
 * Copyright (C) 2012 J?rg Prante and xbib
 * 
 * This program is free software; you can redistribute it and/or modify 
 * it under the terms of the GNU Affero General Public License as published 
 * by the Free Software Foundation; either version 3 of the License, or 
 * (at your option) any later version.
 * This program is distributed in the hope that it will be useful, 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License 
 * along with this program; if not, see http://www.gnu.org/licenses 
 * or write to the Free Software Foundation, Inc., 51 Franklin Street, 
 * Fifth Floor, Boston, MA 02110-1301 USA.
 * 
 * The interactive user interfaces in modified source and object code 
 * versions of this program must display Appropriate Legal Notices, 
 * as required under Section 5 of the GNU Affero General Public License.
 * 
 * In accordance with Section 7(b) of the GNU Affero General Public 
 * License, these Appropriate Legal Notices must retain the display of the 
 * "Powered by xbib" logo. If the display of the logo is not reasonably 
 * feasible for technical reasons, the Appropriate Legal Notices must display
 * the words "Powered by xbib".
 */

import java.text.ParseException;

import java.text.SimpleDateFormat;

import java.util.Date;
import java.util.TimeZone;

public class Main {
    public static final String ISO_FORMAT_SECONDS = "yyyy-MM-dd'T'HH:mm:ss'Z'";
    public static final String ISO_FORMAT_DAYS = "yyyy-MM-dd";
    public static final TimeZone GMT = TimeZone.getTimeZone("GMT");
    private static final SimpleDateFormat sdf = new SimpleDateFormat();

    public static Date parseDateISO(String value) {
        if (value == null) {
            return null;
        }
        synchronized (sdf) {
            sdf.applyPattern(ISO_FORMAT_SECONDS);
            sdf.setTimeZone(GMT);
            sdf.setLenient(true);
            try {
                return sdf.parse(value);
            } catch (ParseException pe) {
                // skip
            }
            sdf.applyPattern(ISO_FORMAT_DAYS);
            try {
                return sdf.parse(value);
            } catch (ParseException pe) {
                return null;
            }
        }
    }

    public static Date parseDateISO(String value, Date defaultDate) {
        if (value == null) {
            return defaultDate;
        }
        synchronized (sdf) {
            sdf.applyPattern(ISO_FORMAT_SECONDS);
            sdf.setTimeZone(GMT);
            sdf.setLenient(true);
            try {
                return sdf.parse(value);
            } catch (ParseException pe) {
                // skip
            }
            sdf.applyPattern(ISO_FORMAT_DAYS);
            try {
                return sdf.parse(value);
            } catch (ParseException pe) {
                return defaultDate;
            }
        }
    }
}

Related

1. normalizeToISO8601(String sDate, TimeZone tz)
2. parseAwsFlavouredISO8601Date(String dateString)
3. parseDate(String iso8061StrDateTime)
4. parseDateISO(String date)
5. parseDateISO(String value)
6. parseDateTime(String iso8061StrDateTime)
7. parseFromIso8601(String s)
8. parseISO(String aIsoString)
9. parseISO(String input)