itextpdf.jar is a component in iText 5 Java library to provide core functionalities. iText Java library allows you to generate and manage PDF documents.

The Source Code files are provided at iText GitHub site.

You can compile it to generate your JAR file, using pom.xml as the build configuration file.

The source code of itextpdf-5.5.14.jar is provided below:

⏎ com/itextpdf/xmp/XMPDateTimeFactory.java

//Copyright (c) 2006, Adobe Systems Incorporated
//All rights reserved.
//
//        Redistribution and use in source and binary forms, with or without
//        modification, are permitted provided that the following conditions are met:
//        1. Redistributions of source code must retain the above copyright
//        notice, this list of conditions and the following disclaimer.
//        2. Redistributions in binary form must reproduce the above copyright
//        notice, this list of conditions and the following disclaimer in the
//        documentation and/or other materials provided with the distribution.
//        3. All advertising materials mentioning features or use of this software
//        must display the following acknowledgement:
//        This product includes software developed by the Adobe Systems Incorporated.
//        4. Neither the name of the Adobe Systems Incorporated nor the
//        names of its contributors may be used to endorse or promote products
//        derived from this software without specific prior written permission.
//
//        THIS SOFTWARE IS PROVIDED BY ADOBE SYSTEMS INCORPORATED ''AS IS'' AND ANY
//        EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
//        WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
//        DISCLAIMED. IN NO EVENT SHALL ADOBE SYSTEMS INCORPORATED BE LIABLE FOR ANY
//        DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
//        (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
//        LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
//        ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
//        (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
//        SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
//        http://www.adobe.com/devnet/xmp/library/eula-xmp-library-java.html

package com.itextpdf.xmp;

import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.TimeZone;

import com.itextpdf.xmp.impl.XMPDateTimeImpl;


/**
 * A factory to create <code>XMPDateTime</code>-instances from a <code>Calendar</code> or an
 * ISO 8601 string or for the current time.
 * 
 * @since 16.02.2006
 */
public final class XMPDateTimeFactory
{
	/** The UTC TimeZone */
	private static final TimeZone UTC = TimeZone.getTimeZone("UTC");

	

	/** Private constructor */
	private XMPDateTimeFactory()
	{
		// EMPTY
	}


	/**
	 * Creates an <code>XMPDateTime</code> from a <code>Calendar</code>-object.
	 * 
	 * @param calendar a <code>Calendar</code>-object.
	 * @return An <code>XMPDateTime</code>-object.
	 */
	public static XMPDateTime createFromCalendar(Calendar calendar)
	{
		return new XMPDateTimeImpl(calendar);
	}

	
	/**
	 * Creates an empty <code>XMPDateTime</code>-object.
	 * @return Returns an <code>XMPDateTime</code>-object.
	 */
	public static XMPDateTime create()
	{
		return new XMPDateTimeImpl();
	}
	
	
	/**
	 * Creates an <code>XMPDateTime</code>-object from initial values.
	 * @param year years
	 * @param month months from 1 to 12<br>
	 * <em>Note:</em> Remember that the month in {@link Calendar} is defined from 0 to 11.
	 * @param day days
	 * @return Returns an <code>XMPDateTime</code>-object.
	 */
	public static XMPDateTime create(int year, int month, int day)
	{
		XMPDateTime dt = new XMPDateTimeImpl();
		dt.setYear(year);
		dt.setMonth(month);
		dt.setDay(day);
		return dt;
	}
	
	
	/**
	 * Creates an <code>XMPDateTime</code>-object from initial values.
	 * @param year years
	 * @param month months from 1 to 12<br>
	 * <em>Note:</em> Remember that the month in {@link Calendar} is defined from 0 to 11.
	 * @param day days
	 * @param hour hours
	 * @param minute minutes
	 * @param second seconds
	 * @param nanoSecond nanoseconds 
	 * @return Returns an <code>XMPDateTime</code>-object.
	 */
	public static XMPDateTime create(int year, int month, int day, 
		int hour, int minute, int second, int nanoSecond)
	{
		XMPDateTime dt = new XMPDateTimeImpl();
		dt.setYear(year);
		dt.setMonth(month);
		dt.setDay(day);
		dt.setHour(hour);
		dt.setMinute(minute);
		dt.setSecond(second);
		dt.setNanoSecond(nanoSecond);
		return dt;
	}
	

	/**
	 * Creates an <code>XMPDateTime</code> from an ISO 8601 string.
	 * 
	 * @param strValue The ISO 8601 string representation of the date/time.
	 * @return An <code>XMPDateTime</code>-object.
	 * @throws XMPException When the ISO 8601 string is non-conform
	 */
	public static XMPDateTime createFromISO8601(String strValue) throws XMPException
	{
		return new XMPDateTimeImpl(strValue);
	}


	/**
	 * Obtain the current date and time.
	 * 
	 * @return Returns The returned time is UTC, properly adjusted for the local time zone. The
	 *         resolution of the time is not guaranteed to be finer than seconds.
	 */
	public static XMPDateTime getCurrentDateTime()
	{
		return new XMPDateTimeImpl(new GregorianCalendar());
	}


	/**
	 * Sets the local time zone without touching any other Any existing time zone value is replaced,
	 * the other date/time fields are not adjusted in any way.
	 * 
	 * @param dateTime the <code>XMPDateTime</code> variable containing the value to be modified.
	 * @return Returns an updated <code>XMPDateTime</code>-object.
	 */
	public static XMPDateTime setLocalTimeZone(XMPDateTime dateTime)
	{
		Calendar cal = dateTime.getCalendar();
		cal.setTimeZone(TimeZone.getDefault());
		return new XMPDateTimeImpl(cal);
	}


	/**
	 * Make sure a time is UTC. If the time zone is not UTC, the time is
	 * adjusted and the time zone set to be UTC.
	 * 
	 * @param dateTime
	 *            the <code>XMPDateTime</code> variable containing the time to
	 *            be modified.
	 * @return Returns an updated <code>XMPDateTime</code>-object.
	 */
	public static XMPDateTime convertToUTCTime(XMPDateTime dateTime)
	{
		long timeInMillis = dateTime.getCalendar().getTimeInMillis();
		GregorianCalendar cal = new GregorianCalendar(UTC);
		cal.setGregorianChange(new Date(Long.MIN_VALUE));		
		cal.setTimeInMillis(timeInMillis);
		return new XMPDateTimeImpl(cal);
	}


	/**
	 * Make sure a time is local. If the time zone is not the local zone, the time is adjusted and
	 * the time zone set to be local.
	 * 
	 * @param dateTime the <code>XMPDateTime</code> variable containing the time to be modified.
	 * @return Returns an updated <code>XMPDateTime</code>-object.
	 */
	public static XMPDateTime convertToLocalTime(XMPDateTime dateTime)
	{
		long timeInMillis = dateTime.getCalendar().getTimeInMillis();
		// has automatically local timezone
		GregorianCalendar cal = new GregorianCalendar(); 
		cal.setTimeInMillis(timeInMillis);
		return new XMPDateTimeImpl(cal);
	}
}

⏎ com/itextpdf/xmp/XMPDateTimeFactory.java

Or download all of them as a single archive file:

File name: itextpdf-5.5.14-fyi.zip
File size: 2163839 bytes
Release date: 2009-10-09
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