    001    /* ========================================================================
    002     * JCommon : a free general purpose class library for the Java(tm) platform
    003     * ========================================================================
    004     *
    005     * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
    006     *
    007     * Project Info:  http://www.jfree.org/jcommon/index.html
    008     *
    009     * This library is free software; you can redistribute it and/or modify it
    010     * under the terms of the GNU Lesser General Public License as published by
    011     * the Free Software Foundation; either version 2.1 of the License, or
    012     * (at your option) any later version.
    013     *
    014     * This library is distributed in the hope that it will be useful, but
    015     * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
    016     * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
    017     * License for more details.
    018     *
    019     * You should have received a copy of the GNU Lesser General Public
    020     * License along with this library; if not, write to the Free Software
    021     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
    022     * USA.
    023     *
    024     * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
    025     * in the United States and other countries.]
    026     *
    027     * --------------------------
    028     * LongObjectDescription.java
    029     * --------------------------
    030     * (C)opyright 2003, 2004, by Thomas Morgner and Contributors.
    031     *
    032     * Original Author:  Thomas Morgner;
    033     * Contributor(s):   David Gilbert (for Object Refinery Limited);
    034     *
    035     * $Id: SimpleDateFormatObjectDescription.java,v 1.3 2005/11/14 11:04:12 mungady Exp $
    036     *
    037     * Changes (from 19-Feb-2003)
    038     * -------------------------
    039     * 19-Feb-2003 : Added standard header and Javadocs (DG);
    040     * 29-Apr-2003 : Distilled from the JFreeReport project and moved into JCommon
    041     *
    042     */
    043
    044    package org.jfree.xml.factory.objects;
    045
    046    import java.text.DateFormatSymbols;
    047    import java.text.NumberFormat;
    048    import java.text.SimpleDateFormat;
    049    import java.util.Calendar;
    050    import java.util.Date;
    051
    052    /**
    053     * An object-description for a <code>SimpleDateFormat</code> object.
    054     *
    055     * @author Thomas Morgner
    056     */
    057    public class SimpleDateFormatObjectDescription extends BeanObjectDescription {
    058
    059        /**
    060         * Creates a new object description.
    061         */
    062        public SimpleDateFormatObjectDescription() {
    063            this(SimpleDateFormat.class);
    064        }
    065
    066        /**
    067         * Creates a new object description.
    068         *
    069         * @param className  the class.
    070         */
    071        public SimpleDateFormatObjectDescription(final Class className) {
    072            this(className, true);
    073        }
    074
    075        /**
    076         * Creates a new object description.
    077         *
    078         * @param className  the class.
    079         * @param init  initialise?
    080         */
    081        public SimpleDateFormatObjectDescription(final Class className, final boolean init) {
    082            super(className, false);
    083            setParameterDefinition("2DigitYearStart", Date.class);
    084            setParameterDefinition("calendar", Calendar.class);
    085            setParameterDefinition("dateFormatSymbols", DateFormatSymbols.class);
    086            setParameterDefinition("lenient", Boolean.TYPE);
    087            setParameterDefinition("numberFormat", NumberFormat.class);
    088    //        setParameterDefinition("timeZone", TimeZone.class);
    089            setParameterDefinition("localizedPattern", String.class);
    090            setParameterDefinition("pattern", String.class);
    091            ignoreParameter("localizedPattern");
    092            ignoreParameter("pattern");
    093        }
    094
    095        /**
    096         * Sets the parameters of this description object to match the supplied object.
    097         *
    098         * @param o  the object.
    099         *
    100         * @throws ObjectFactoryException if there is a problem while reading the
    101         * properties of the given object.
    102         */
    103        public void setParameterFromObject(final Object o)
    104            throws ObjectFactoryException {
    105            super.setParameterFromObject(o);
    106            final SimpleDateFormat format = (SimpleDateFormat) o;
    107            setParameter("localizedPattern", format.toLocalizedPattern());
    108            setParameter("pattern", format.toPattern());
    109        }
    110
    111        /**
    112         * Creates an object based on this description.
    113         *
    114         * @return The object.
    115         */
    116        public Object createObject() {
    117            final SimpleDateFormat format = (SimpleDateFormat) super.createObject();
    118            if (getParameter("pattern") != null) {
    119                format.applyPattern((String) getParameter("pattern"));
    120            }
    121            if (getParameter("localizedPattern") != null) {
    122                format.applyLocalizedPattern((String) getParameter("localizedPattern"));
    123            }
    124            return format;
    125        }
    126
    127    }