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Java > Open Source Codes > org > enhydra > xml > XMLConfig


1 package org.enhydra.xml;
2
3 import java.util.Properties JavaDoc;
4
5 import org.w3c.dom.Document JavaDoc;
6 import org.w3c.dom.Node JavaDoc;
7
8 /**
9  * @author Tweety
10  *
11  * A class representing
12  *
13  * @version 1.0
14  */
15 public class XMLConfig extends SearchElement {
16
17
18     /**
19      * Constructs an empty <code>SearchElement</code>.
20      */
21     public XMLConfig() {
22     }
23
24
25     /**
26      * Constructs an <code>XMLConfig</code> with the given
27      * document owner and node name.
28      *
29      * @param ownerDoc the document owner of the node, as a <code>Document</code>.
30      * @param nodeName the name of the node, as a <code>String</code>.
31      */
32     public XMLConfig(Document JavaDoc ownerDoc, String JavaDoc name) {
33         super(ownerDoc, name);
34     }
35
36
37     /**
38      * Constructs an <code>XMLConfig</code> from a given node
39      * (creates the children subtree too), as a <code>Node</code>
40      *
41      * @param node, as a <code>Node</code>.
42      */
43     public XMLConfig(Node JavaDoc node) {
44         super(node);
45     }
46
47
48     /**
49      * Constructs a <code>XMLConfig</code> from the given node,
50      * without creating entire children subtree.
51      *
52      * @param element, as a <code>XMLConfig</code>.
53      */
54     public XMLConfig(XMLConfig node) {
55         super((HashMapElement)node);
56     }
57
58
59     /**
60      * Creates new instance of the XMLConfig class from the given <code>Node</code>.
61      *
62      * @param node, as a <code>Node</code>.
63      *
64      * @return new instance of the XMLConfig class.
65      */
66     protected Node JavaDoc newElementInstance(Node JavaDoc node) {
67         return new XMLConfig(node);
68     }
69
70
71     /**
72      * Creates new instance of <code>XMLConfig</code> from a given document
73      * as a <code>Document</code>
74      *
75      * @param document document ant type of node.
76      *
77      * @return new instance of <code>XMLConfig</code> from a given document.
78      */
79     public static XMLConfig newXMLConfigInstance(Document JavaDoc document) {
80         Node JavaDoc root = document.getDocumentElement();
81         return new XMLConfig(root);
82     }
83
84
85     /**
86      * Returns <code>XMLConfig</code> as a subconfiguration with the given condition.
87      *
88      * @param document document ant type of node.
89      */
90     public XMLConfig getSection(String JavaDoc name) {
91         return (XMLConfig)getFirstSubElementsByCondition(name);
92     }
93
94
95 // /**
96 // * .
97 // */
98 // public void setText(String namePath, String text, boolean create) {
99 //
100 // if (!create) {
101 // setText(namePath,text);
102 // return;
103 // }
104 // NodeList nodes = this.getSubElementsByTagName(namePath);
105 // if (nodes != null && nodes.getLength() > 0)
106 // ((SearchElement) nodes.item(0)).setText(text);
107 // }
108 //
109 //
110 // /**
111 // * @return recursive funtion that fullfills the <code>list</code>
112 // * parameter with all the nodes in the given path.
113 // */
114 // private void createSubElementsByTag(String namePath) {
115 //
116 // String[] keys = namePath.split(this.TAG_SEPARATOR, 2);
117 // if (keys.length == 1) {
118 // List fList = (List) this.children.get(tagName);
119 // if (fList != null) {
120 // for (int i = 0; i < fList.size(); i++) {
121 // HashMapElement elm = (HashMapElement) fList.get(i);
122 // String val = (String) elm.getText();
123 // if (val != null)
124 // if (val.equals(tagValue))
125 // list.add(elm);
126 // }
127 // } else {
128 // Element newElement = new XMLConfig(this.ownerDocument,keys[0]);
129 // this.appendChild(newElement);
130 // }
131 // return ;
132 // }
133 // NodeList tagChildren = this.getChildrenByTagName(keys[0]);
134 // if (tagChildren != null) {
135 // for (int i = 0; i < tagChildren.getLength(); i++)
136 // ((SearchElement) tagChildren.item(i)).getSubElementsByTagText(keys[1], tagValue, list);
137 // } else {
138 // Element newElement = new XMLConfig(this.ownerDocument,keys[0]);
139 // this.appendChild(newElement);
140 // }
141 // }
142
143
144
145     public static void main(String JavaDoc[] args) {
146         try {
147             System.out.println("Reading document ...");
148             Document JavaDoc doc = XMLDocumentFactory.parse("input.xml");
149             System.out.println("Creating node ...");
150             XMLConfig node = XMLConfig.newXMLConfigInstance(doc);
151             System.out.println("Serialize node ...");
152
153             Properties JavaDoc prop = new Properties JavaDoc();
154             prop.put(javax.xml.transform.OutputKeys.DOCTYPE_PUBLIC,"http:///enhydra.org");
155             prop.put(javax.xml.transform.OutputKeys.VERSION,"1.1");
156             XMLDocumentFactory.serialize(node, "output.xml ",prop);
157             System.out.println("Searching ...");
158
159             for (int i=0; i < 1000; i++) {
160                 if ( i%10 == 0)
161                     System.out.print("\rprogress "+i/10+" %");
162                 XMLConfig section = node.getSection("database/package/package/package/package/package/package/table/column@id=EMAILADRESSE");
163 // node.getSubElementsByAttrValue("database/package/package/package/package/package/table@dbTableName","OLSERVER");
164 }
165             System.out.println("\rprogress 100 %");
166             System.out.println();
167
168 // NodeList nodeList = node.getSubElementsByAttrValue("database/package/package/package/package/package/table@dbTableName","OLSERVER");
169 XMLConfig section = node.getSection("database/package/package/package/package/package/package/table/column@id=EMAILADRESSE");
170             section.setAttr("type@javaType","Zoka");
171             if (section == null)
172                 System.out.println("section = null");
173             else {
174                 System.out.println("section = "+section);
175             }
176
177
178 // NodeList nodeList = node.getSubElementsByTagText("databaseManager/database/type","Oracle");
179 // NodeList nodeList = node.getSubElementsByCondition("database/package/package/package/package/package/table@dbTableName=OLSERVER");
180 // if (nodeList == null)
181 // System.out.println("nodeList = null");
182 // else {
183 // for (int i=0; i<nodeList.getLength(); i++)
184 // System.out.println("node["+i+"] = "+nodeList.item(i));
185 // }
186
187         } catch(Exception JavaDoc e) {
188             e.printStackTrace();
189             System.out.println("NOOOOOOOOOOOOO");
190         }
191     }
192 }
193
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