org.kegbot.app.util.DateUtils.java Source code

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Here is the source code for org.kegbot.app.util.DateUtils.java

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/*
 * Copyright 2014 Bevbot LLC <info@bevbot.com>
 *
 * This file is part of the Kegtab package from the Kegbot project. For
 * more information on Kegtab or Kegbot, see <http://kegbot.org/>.
 *
 * Kegtab is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free
 * Software Foundation, version 2.
 *
 * Kegtab 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 General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with Kegtab. If not, see <http://www.gnu.org/licenses/>.
 */
package org.kegbot.app.util;

import org.joda.time.DateTime;
import org.joda.time.DateTimeZone;

import java.util.TimeZone;

/**
 * Date-related utility functions.
 * <p/>
 * <p/>
 * No Android dependencies.
 *
 * @author mike wakerly (opensource@hoho.com)
 */
public class DateUtils {

    /**
     * Returns a timestamp <em>in the local timezone</em> given an ISO8601-formatted timestamp.
     *
     * @param isoString the time stamp
     * @param timeZone  the time zone
     * @return a unix timestamp in milliseconds relative to the given time zone
     * @throws IllegalArgumentException if the timestamp cannot be parsed
     */
    public static long dateFromIso8601String(String isoString, TimeZone timeZone) {
        DateTime dt = new DateTime(new DateTime(isoString), DateTimeZone.forTimeZone(timeZone));
        return dt.getMillis();
    }

    public static long dateFromIso8601String(String isoString) {
        return dateFromIso8601String(isoString, TimeZone.getDefault());
    }

}