CreationDate.java

/*
  Copyright 2011-2014 Red Hat, Inc

  This file is part of PressGang CCMS.

  PressGang CCMS is free software: you can redistribute it and/or modify
  it under the terms of the GNU Lesser General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.

  PressGang CCMS 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 Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public License
  along with PressGang CCMS.  If not, see <http://www.gnu.org/licenses/>.
*/

package net.java.dev.webdav.jaxrs.xml.properties;

import java.text.ParseException;
import java.util.Date;

import javax.xml.bind.annotation.XmlRootElement;
import javax.xml.bind.annotation.XmlValue;

import net.java.dev.webdav.jaxrs.NullArgumentException;
import net.java.dev.webdav.jaxrs.xml.elements.Rfc3339DateTimeFormat;

/**
 * WebDAV creationdate Property.
 * 
 * @author Markus KARG (mkarg@java.net)
 * 
 * @see <a href="http://www.webdav.org/specs/rfc4918.html#PROPERTY_creationdate">Chapter 15.1 "creationdate Property" of RFC 4918 "HTTP Extensions for Web Distributed Authoring and Versioning (WebDAV)"</a>
 */
@XmlRootElement(name = "creationdate")
public final class CreationDate {

	private Date dateTime;

	/**
	 * Creates an empty (thus <em>invalid</em>) instance. Use <em>only</em> to
	 * list property name within response to <propname/> request. Not to
	 * be used for creation of valid instances of this property; use
	 * {@link #CreationDate(Date)} instead.
	 */
	public CreationDate() {
		// Keeping defaults by intention.
	}

	public CreationDate(final Date dateTime) {
		if (dateTime == null)
			throw new NullArgumentException("dateTime");

		this.dateTime = dateTime;
	}

	public final Date getDateTime() {
		return this.dateTime;
	}

	@SuppressWarnings("unused")
	@XmlValue
	private final String getXmlDateTime() {
		return new Rfc3339DateTimeFormat().format(this.dateTime);
	}

	@SuppressWarnings("unused")
	private final void setXmlDateTime(final String rfc3339DateTime) throws ParseException {
		this.dateTime = new Rfc3339DateTimeFormat().parse(rfc3339DateTime);
	}

}