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Java > Open Source Codes > org > netbeans > modules > web > jsf > navigation > graph > XMLSerializer


1 /*
2  * The contents of this file are subject to the terms of the Common Development
3  * and Distribution License (the License). You may not use this file except in
4  * compliance with the License.
5  *
6  * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7  * or http://www.netbeans.org/cddl.txt.
8  *
9  * When distributing Covered Code, include this CDDL Header Notice in each file
10  * and include the License file at http://www.netbeans.org/cddl.txt.
11  * If applicable, add the following below the CDDL Header, with the fields
12  * enclosed by brackets [] replaced by your own identifying information:
13  * "Portions Copyrighted [year] [name of copyright owner]"
14  *
15  * The Original Software is NetBeans. The Initial Developer of the Original
16  * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
17  * Microsystems, Inc. All Rights Reserved.
18  */
19 package org.netbeans.modules.web.jsf.navigation.graph;
20
21 //import org.netbeans.graph.api.control.GraphHelper;
22 //import org.netbeans.graph.api.model.IGraphNode;
23 //import org.w3c.dom.Document;
24 //import org.openide.xml.XMLUtil;
25 //import org.xml.sax.InputSource;
26 //import org.xml.sax.ErrorHandler;
27 //import org.xml.sax.SAXParseException;
28 //import org.xml.sax.SAXException;
29 //
30 //import java.awt.*;
31 //import java.util.HashMap;
32 //import java.io.IOException;
33 //import java.io.InputStream;
34 //import java.io.OutputStream;
35
36 /**
37  * @author Joelle Lam
38  */
39 public class XMLSerializer {
40
41 // private static String getAttributeValue(org.w3c.dom.Node node, String attr) {
42 // try {
43 // if (node != null) {
44 // org.w3c.dom.NamedNodeMap map = node.getAttributes();
45 // if (map != null) {
46 // node = map.getNamedItem(attr);
47 // if (node != null)
48 // return node.getNodeValue();
49 // }
50 // }
51 // } catch (org.w3c.dom.DOMException e) {
52 // }
53 // return null;
54 // }
55 //
56 // private static void setAttribute(org.w3c.dom.Document doc, org.w3c.dom.Node node, String name, String value) {
57 // if (doc == null || node == null || name == null || value == null)
58 // return;
59 // org.w3c.dom.NamedNodeMap map = node.getAttributes();
60 // org.w3c.dom.Attr attribute = doc.createAttribute(name);
61 // attribute.setValue(value);
62 // map.setNamedItem(attribute);
63 // }
64 //
65 // /**
66 // * This methods uses deserializes an XML node with
67 // * @param rootNode
68 // */
69 // // WARNING - all GraphComponentPeer instance must be loaded from IPresenterDocument already
70 //
71 //// Algorithm of XMLSertializerTest.readXMLTree method:
72 //// data[] = read_id_and_location_of_all_nodes_in_xmlRootNode(xmlRootNode);
73 ////// read data from xml
74 //// nodes[] = helper.getNodes(); // array of nodes in the view
75 //// for (id_loc : data) { // for each id_loc pair in data
76 //// node = find_node_by_id(nodes, id_loc.id); // if appropriate node by id
77 //// if (node == null) // no node found -> do nothing
78 //// continue;
79 //// helper.setNodeLocation(node, id_loc.location); // set a new location
80 //// of a node
81 //// helper.notifyNodeLocationLoaded(node); // notify the view that
82 //// location is loaded
83 //// }
84 // public static synchronized void readXMLTree(GraphHelper helper, org.w3c.dom.Node rootNode) {
85 // Object lock = helper.beginTransaction(false);
86 //
87 // if (rootNode != null) {
88 // String version = getAttributeValue(rootNode, "version"); // NOI18N
89 // if (!"1.0".equals(version)) // NOI18N
90 // return;
91 // HashMap map = new HashMap();
92 // org.w3c.dom.NodeList list = rootNode.getChildNodes();
93 // for (int a = 0; a < list.getLength(); a++) {
94 // org.w3c.dom.Node node = list.item(a);
95 // if ("Node".equals(node.getNodeName())) { // NOI18N
96 // try {
97 // String id = getAttributeValue(node, "id"); // NOI18N
98 // int x = Integer.parseInt(getAttributeValue(node, "x")); // NOI18N
99 // int y = Integer.parseInt(getAttributeValue(node, "y")); // NOI18N
100 // map.put(id, new Point(x, y));
101 // } catch (NumberFormatException e) {
102 // }
103 // }
104 // }
105 // final IGraphNode[] nodes = helper.getNodes();
106 // for (int i = 0; i < nodes.length; i++) {
107 // IGraphNode node = nodes[i];
108 // Point point = (Point) map.get(node.getID());
109 // if (point != null) {
110 // helper.setNodeLocation(node, point);
111 // helper.notifyNodeLocationLoaded(node);
112 // }
113 // }
114 // }
115 // helper.recalculate();
116 //
117 // helper.endTransaction(lock);
118 // }
119 //
120 //
121 //
122 //
123 //// Algorithm of XMLSerializerTest.writeXMLTree method:
124 ////
125 ////nodes[] = helper.getNodes (); // array of nodes in the view
126 ////for (node : nodes) { // for each node
127 //// id = node.getID (); // get its id
128 //// location = helper.getNodeLocation (node); // get its location
129 //// write_id_and_location_variable_in_your_xml_document (xmlDocument, id,
130 ////location); // write id, location pair into xml
131 ////}
132 // public static synchronized org.w3c.dom.Node writeXMLTree(GraphHelper helper, org.w3c.dom.Document doc, String rootNodeName) {
133 // org.w3c.dom.Node rootNode = rootNodeName != null ? doc.createElement(rootNodeName) : doc.getFirstChild();
134 // setAttribute(doc, rootNode, "version", "1.0"); // NOI18N
135 // final IGraphNode[] nodes = helper.getNodes();
136 // for (int i = 0; i < nodes.length; i++) {
137 // IGraphNode node = nodes[i];
138 // String id = node.getID();
139 // Point location = helper.getNodeLocation(node);
140 // if (id == null || ! helper.isNodeLocationResolved(node))
141 // continue;
142 // org.w3c.dom.Node dn = doc.createElement("Node"); // NOI18N
143 // setAttribute(doc, dn, "id", id); // NOI18N
144 // setAttribute(doc, dn, "x", Integer.toString(location.x)); // NOI18N
145 // setAttribute(doc, dn, "y", Integer.toString(location.y)); // NOI18N
146 // rootNode.appendChild(dn);
147 // }
148 // return rootNode;
149 // }
150 //
151 // public static Document readXMLDocument(InputStream is) throws IOException {
152 // Document doc = null;
153 // InputSource inputSource = new InputSource(is);
154 // try {
155 // doc = XMLUtil.parse(inputSource, false, false, new ErrorHandler() {
156 // public void error(SAXParseException e) throws SAXException {
157 // throw new SAXException(e);
158 // }
159 //
160 // public void fatalError(SAXParseException e) throws SAXException {
161 // throw new SAXException(e);
162 // }
163 //
164 // public void warning(SAXParseException e) throws SAXException {
165 // e.printStackTrace();
166 // }
167 // }, null);
168 // } catch (SAXException e) {
169 // e.printStackTrace();
170 // } finally {
171 // try {
172 // is.close();
173 // } catch (IOException e) {
174 // e.printStackTrace();
175 // }
176 // }
177 // return doc;
178 // }
179 //
180 // public static void writeXMLDocument(OutputStream os, Document doc) throws IOException {
181 // try {
182 // XMLUtil.write(doc, os, "UTF-8"); // NOI18N
183 // } finally {
184 // if (os != null)
185 // try {
186 // os.close();
187 // } catch (IOException e) {
188 // }
189 // }
190 // }
191
192 }
193
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