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 }