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Java > Open Source Codes > org > jfree > xml > parser > coretypes > Point2DReadHandler


1 /* ========================================================================
2  * JCommon : a free general purpose class library for the Java(tm) platform
3  * ========================================================================
4  *
5  * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
6  *
7  * Project Info: http://www.jfree.org/jcommon/index.html
8  *
9  * This library is free software; you can redistribute it and/or modify it
10  * under the terms of the GNU Lesser General Public License as published by
11  * the Free Software Foundation; either version 2.1 of the License, or
12  * (at your option) any later version.
13  *
14  * This library is distributed in the hope that it will be useful, but
15  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
17  * License for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public
20  * License along with this library; if not, write to the Free Software
21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
22  * USA.
23  *
24  * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
25  * in the United States and other countries.]
26  *
27  * ------------------
28  * Point2DReadHandler
29  * ------------------
30  * (C) Copyright 2003, by Thomas Morgner and Contributors.
31  *
32  * Original Author: Thomas Morgner;
33  * Contributor(s): David Gilbert (for Object Refinery Limited);
34  *
35  * $Id: Point2DReadHandler.java,v 1.2 2005/10/18 13:33:32 mungady Exp $
36  *
37  * Changes (from 25-Nov-2003)
38  * --------------------------
39  * 25-Nov-2003 : Added standard header and Javadocs (DG);
40  *
41  */
42
43 package org.jfree.xml.parser.coretypes;
44
45
46 import java.awt.geom.Point2D JavaDoc;
47
48 import org.jfree.xml.parser.AbstractXmlReadHandler;
49 import org.xml.sax.Attributes JavaDoc;
50 import org.xml.sax.SAXException JavaDoc;
51
52 /**
53  * A SAX handler for reading {@link Point2D} objects from an XML element.
54  */
55 public class Point2DReadHandler extends AbstractXmlReadHandler {
56
57     /** The point under construction. */
58     private Point2D JavaDoc point;
59
60     /**
61      * Creates a new handler.
62      */
63     public Point2DReadHandler() {
64         super();
65     }
66
67     /**
68      * At the start of parsing, the attributes are read and used to construct the point.
69      *
70      * @param attrs the attributes.
71      *
72      * @throws SAXException if there is a parsing error.
73      */
74     protected void startParsing(final Attributes JavaDoc attrs) throws SAXException JavaDoc {
75         final String JavaDoc x = attrs.getValue("x");
76         final String JavaDoc y = attrs.getValue("y");
77         this.point = new Point2D.Double JavaDoc(Double.parseDouble(x),
78                                         Double.parseDouble(y));
79     }
80
81     /**
82      * Returns the point under construction.
83      *
84      * @return the point.
85      */
86     public Point2D JavaDoc getPoint2D() {
87         return this.point;
88     }
89
90     /**
91      * Returns the point under construction.
92      *
93      * @return the point.
94      */
95     public Object JavaDoc getObject() {
96         return this.point;
97     }
98     
99 }
100
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