001    /*
002     * Copyright (c) 2004 World Wide Web Consortium,
003     *
004     * (Massachusetts Institute of Technology, European Research Consortium for
005     * Informatics and Mathematics, Keio University). All Rights Reserved. This
006     * work is distributed under the W3C(r) Software License [1] in the hope that
007     * it will be useful, but WITHOUT ANY WARRANTY; without even the implied
008     * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
009     *
010     * [1] http://www.w3.org/Consortium/Legal/2002/copyright-software-20021231
011     */
012    
013    package org.w3c.dom;
014    
015    /**
016     * The <code>Document</code> interface represents the entire HTML or XML 
017     * document. Conceptually, it is the root of the document tree, and provides 
018     * the primary access to the document's data.
019     * <p>Since elements, text nodes, comments, processing instructions, etc. 
020     * cannot exist outside the context of a <code>Document</code>, the 
021     * <code>Document</code> interface also contains the factory methods needed 
022     * to create these objects. The <code>Node</code> objects created have a 
023     * <code>ownerDocument</code> attribute which associates them with the 
024     * <code>Document</code> within whose context they were created.
025     * <p>See also the <a href='http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407'>Document Object Model (DOM) Level 3 Core Specification</a>.
026     */
027    public interface Document extends Node {
028        /**
029         * The Document Type Declaration (see <code>DocumentType</code>) 
030         * associated with this document. For XML documents without a document 
031         * type declaration this returns <code>null</code>. For HTML documents, 
032         * a <code>DocumentType</code> object may be returned, independently of 
033         * the presence or absence of document type declaration in the HTML 
034         * document.
035         * <br>This provides direct access to the <code>DocumentType</code> node, 
036         * child node of this <code>Document</code>. This node can be set at 
037         * document creation time and later changed through the use of child 
038         * nodes manipulation methods, such as <code>Node.insertBefore</code>, 
039         * or <code>Node.replaceChild</code>. Note, however, that while some 
040         * implementations may instantiate different types of 
041         * <code>Document</code> objects supporting additional features than the 
042         * "Core", such as "HTML" [<a href='http://www.w3.org/TR/2003/REC-DOM-Level-2-HTML-20030109'>DOM Level 2 HTML</a>]
043         * , based on the <code>DocumentType</code> specified at creation time, 
044         * changing it afterwards is very unlikely to result in a change of the 
045         * features supported.
046         * @version DOM Level 3
047         */
048        public DocumentType getDoctype();
049    
050        /**
051         * The <code>DOMImplementation</code> object that handles this document. A 
052         * DOM application may use objects from multiple implementations.
053         */
054        public DOMImplementation getImplementation();
055    
056        /**
057         * This is a convenience attribute that allows direct access to the child 
058         * node that is the document element of the document.
059         */
060        public Element getDocumentElement();
061    
062        /**
063         * Creates an element of the type specified. Note that the instance 
064         * returned implements the <code>Element</code> interface, so attributes 
065         * can be specified directly on the returned object.
066         * <br>In addition, if there are known attributes with default values, 
067         * <code>Attr</code> nodes representing them are automatically created 
068         * and attached to the element.
069         * <br>To create an element with a qualified name and namespace URI, use 
070         * the <code>createElementNS</code> method.
071         * @param tagName The name of the element type to instantiate. For XML, 
072         *   this is case-sensitive, otherwise it depends on the 
073         *   case-sensitivity of the markup language in use. In that case, the 
074         *   name is mapped to the canonical form of that markup by the DOM 
075         *   implementation.
076         * @return A new <code>Element</code> object with the 
077         *   <code>nodeName</code> attribute set to <code>tagName</code>, and 
078         *   <code>localName</code>, <code>prefix</code>, and 
079         *   <code>namespaceURI</code> set to <code>null</code>.
080         * @exception DOMException
081         *   INVALID_CHARACTER_ERR: Raised if the specified name is not an XML 
082         *   name according to the XML version in use specified in the 
083         *   <code>Document.xmlVersion</code> attribute.
084         */
085        public Element createElement(String tagName)
086                                     throws DOMException;
087    
088        /**
089         * Creates an empty <code>DocumentFragment</code> object.
090         * @return A new <code>DocumentFragment</code>.
091         */
092        public DocumentFragment createDocumentFragment();
093    
094        /**
095         * Creates a <code>Text</code> node given the specified string.
096         * @param data The data for the node.
097         * @return The new <code>Text</code> object.
098         */
099        public Text createTextNode(String data);
100    
101        /**
102         * Creates a <code>Comment</code> node given the specified string.
103         * @param data The data for the node.
104         * @return The new <code>Comment</code> object.
105         */
106        public Comment createComment(String data);
107    
108        /**
109         * Creates a <code>CDATASection</code> node whose value is the specified 
110         * string.
111         * @param data The data for the <code>CDATASection</code> contents.
112         * @return The new <code>CDATASection</code> object.
113         * @exception DOMException
114         *   NOT_SUPPORTED_ERR: Raised if this document is an HTML document.
115         */
116        public CDATASection createCDATASection(String data)
117                                               throws DOMException;
118    
119        /**
120         * Creates a <code>ProcessingInstruction</code> node given the specified 
121         * name and data strings.
122         * @param target The target part of the processing instruction.Unlike 
123         *   <code>Document.createElementNS</code> or 
124         *   <code>Document.createAttributeNS</code>, no namespace well-formed 
125         *   checking is done on the target name. Applications should invoke 
126         *   <code>Document.normalizeDocument()</code> with the parameter "
127         *   namespaces" set to <code>true</code> in order to ensure that the 
128         *   target name is namespace well-formed. 
129         * @param data The data for the node.
130         * @return The new <code>ProcessingInstruction</code> object.
131         * @exception DOMException
132         *   INVALID_CHARACTER_ERR: Raised if the specified target is not an XML 
133         *   name according to the XML version in use specified in the 
134         *   <code>Document.xmlVersion</code> attribute.
135         *   <br>NOT_SUPPORTED_ERR: Raised if this document is an HTML document.
136         */
137        public ProcessingInstruction createProcessingInstruction(String target, 
138                                                                 String data)
139                                                                 throws DOMException;
140    
141        /**
142         * Creates an <code>Attr</code> of the given name. Note that the 
143         * <code>Attr</code> instance can then be set on an <code>Element</code> 
144         * using the <code>setAttributeNode</code> method. 
145         * <br>To create an attribute with a qualified name and namespace URI, use 
146         * the <code>createAttributeNS</code> method.
147         * @param name The name of the attribute.
148         * @return A new <code>Attr</code> object with the <code>nodeName</code> 
149         *   attribute set to <code>name</code>, and <code>localName</code>, 
150         *   <code>prefix</code>, and <code>namespaceURI</code> set to 
151         *   <code>null</code>. The value of the attribute is the empty string.
152         * @exception DOMException
153         *   INVALID_CHARACTER_ERR: Raised if the specified name is not an XML 
154         *   name according to the XML version in use specified in the 
155         *   <code>Document.xmlVersion</code> attribute.
156         */
157        public Attr createAttribute(String name)
158                                    throws DOMException;
159    
160        /**
161         * Creates an <code>EntityReference</code> object. In addition, if the 
162         * referenced entity is known, the child list of the 
163         * <code>EntityReference</code> node is made the same as that of the 
164         * corresponding <code>Entity</code> node.
165         * <p ><b>Note:</b> If any descendant of the <code>Entity</code> node has 
166         * an unbound namespace prefix, the corresponding descendant of the 
167         * created <code>EntityReference</code> node is also unbound; (its 
168         * <code>namespaceURI</code> is <code>null</code>). The DOM Level 2 and 
169         * 3 do not support any mechanism to resolve namespace prefixes in this 
170         * case.
171         * @param name The name of the entity to reference.Unlike 
172         *   <code>Document.createElementNS</code> or 
173         *   <code>Document.createAttributeNS</code>, no namespace well-formed 
174         *   checking is done on the entity name. Applications should invoke 
175         *   <code>Document.normalizeDocument()</code> with the parameter "
176         *   namespaces" set to <code>true</code> in order to ensure that the 
177         *   entity name is namespace well-formed. 
178         * @return The new <code>EntityReference</code> object.
179         * @exception DOMException
180         *   INVALID_CHARACTER_ERR: Raised if the specified name is not an XML 
181         *   name according to the XML version in use specified in the 
182         *   <code>Document.xmlVersion</code> attribute.
183         *   <br>NOT_SUPPORTED_ERR: Raised if this document is an HTML document.
184         */
185        public EntityReference createEntityReference(String name)
186                                                     throws DOMException;
187    
188        /**
189         * Returns a <code>NodeList</code> of all the <code>Elements</code> in 
190         * document order with a given tag name and are contained in the 
191         * document.
192         * @param tagname  The name of the tag to match on. The special value "*" 
193         *   matches all tags. For XML, the <code>tagname</code> parameter is 
194         *   case-sensitive, otherwise it depends on the case-sensitivity of the 
195         *   markup language in use. 
196         * @return A new <code>NodeList</code> object containing all the matched 
197         *   <code>Elements</code>.
198         */
199        public NodeList getElementsByTagName(String tagname);
200    
201        /**
202         * Imports a node from another document to this document, without altering 
203         * or removing the source node from the original document; this method 
204         * creates a new copy of the source node. The returned node has no 
205         * parent; (<code>parentNode</code> is <code>null</code>).
206         * <br>For all nodes, importing a node creates a node object owned by the 
207         * importing document, with attribute values identical to the source 
208         * node's <code>nodeName</code> and <code>nodeType</code>, plus the 
209         * attributes related to namespaces (<code>prefix</code>, 
210         * <code>localName</code>, and <code>namespaceURI</code>). As in the 
211         * <code>cloneNode</code> operation, the source node is not altered. 
212         * User data associated to the imported node is not carried over. 
213         * However, if any <code>UserDataHandlers</code> has been specified 
214         * along with the associated data these handlers will be called with the 
215         * appropriate parameters before this method returns.
216         * <br>Additional information is copied as appropriate to the 
217         * <code>nodeType</code>, attempting to mirror the behavior expected if 
218         * a fragment of XML or HTML source was copied from one document to 
219         * another, recognizing that the two documents may have different DTDs 
220         * in the XML case. The following list describes the specifics for each 
221         * type of node. 
222         * <dl>
223         * <dt>ATTRIBUTE_NODE</dt>
224         * <dd>The <code>ownerElement</code> attribute 
225         * is set to <code>null</code> and the <code>specified</code> flag is 
226         * set to <code>true</code> on the generated <code>Attr</code>. The 
227         * descendants of the source <code>Attr</code> are recursively imported 
228         * and the resulting nodes reassembled to form the corresponding subtree.
229         * Note that the <code>deep</code> parameter has no effect on 
230         * <code>Attr</code> nodes; they always carry their children with them 
231         * when imported.</dd>
232         * <dt>DOCUMENT_FRAGMENT_NODE</dt>
233         * <dd>If the <code>deep</code> option 
234         * was set to <code>true</code>, the descendants of the source 
235         * <code>DocumentFragment</code> are recursively imported and the 
236         * resulting nodes reassembled under the imported 
237         * <code>DocumentFragment</code> to form the corresponding subtree. 
238         * Otherwise, this simply generates an empty 
239         * <code>DocumentFragment</code>.</dd>
240         * <dt>DOCUMENT_NODE</dt>
241         * <dd><code>Document</code> 
242         * nodes cannot be imported.</dd>
243         * <dt>DOCUMENT_TYPE_NODE</dt>
244         * <dd><code>DocumentType</code> 
245         * nodes cannot be imported.</dd>
246         * <dt>ELEMENT_NODE</dt>
247         * <dd><em>Specified</em> attribute nodes of the source element are imported, and the generated 
248         * <code>Attr</code> nodes are attached to the generated 
249         * <code>Element</code>. Default attributes are <em>not</em> copied, though if the document being imported into defines default 
250         * attributes for this element name, those are assigned. If the 
251         * <code>importNode</code> <code>deep</code> parameter was set to 
252         * <code>true</code>, the descendants of the source element are 
253         * recursively imported and the resulting nodes reassembled to form the 
254         * corresponding subtree.</dd>
255         * <dt>ENTITY_NODE</dt>
256         * <dd><code>Entity</code> nodes can be 
257         * imported, however in the current release of the DOM the 
258         * <code>DocumentType</code> is readonly. Ability to add these imported 
259         * nodes to a <code>DocumentType</code> will be considered for addition 
260         * to a future release of the DOM.On import, the <code>publicId</code>, 
261         * <code>systemId</code>, and <code>notationName</code> attributes are 
262         * copied. If a <code>deep</code> import is requested, the descendants 
263         * of the the source <code>Entity</code> are recursively imported and 
264         * the resulting nodes reassembled to form the corresponding subtree.</dd>
265         * <dt>
266         * ENTITY_REFERENCE_NODE</dt>
267         * <dd>Only the <code>EntityReference</code> itself is 
268         * copied, even if a <code>deep</code> import is requested, since the 
269         * source and destination documents might have defined the entity 
270         * differently. If the document being imported into provides a 
271         * definition for this entity name, its value is assigned.</dd>
272         * <dt>NOTATION_NODE</dt>
273         * <dd>
274         * <code>Notation</code> nodes can be imported, however in the current 
275         * release of the DOM the <code>DocumentType</code> is readonly. Ability 
276         * to add these imported nodes to a <code>DocumentType</code> will be 
277         * considered for addition to a future release of the DOM.On import, the 
278         * <code>publicId</code> and <code>systemId</code> attributes are copied.
279         * Note that the <code>deep</code> parameter has no effect on this type 
280         * of nodes since they cannot have any children.</dd>
281         * <dt>
282         * PROCESSING_INSTRUCTION_NODE</dt>
283         * <dd>The imported node copies its 
284         * <code>target</code> and <code>data</code> values from those of the 
285         * source node.Note that the <code>deep</code> parameter has no effect 
286         * on this type of nodes since they cannot have any children.</dd>
287         * <dt>TEXT_NODE, 
288         * CDATA_SECTION_NODE, COMMENT_NODE</dt>
289         * <dd>These three types of nodes inheriting 
290         * from <code>CharacterData</code> copy their <code>data</code> and 
291         * <code>length</code> attributes from those of the source node.Note 
292         * that the <code>deep</code> parameter has no effect on these types of 
293         * nodes since they cannot have any children.</dd>
294         * </dl> 
295         * @param importedNode The node to import.
296         * @param deep If <code>true</code>, recursively import the subtree under 
297         *   the specified node; if <code>false</code>, import only the node 
298         *   itself, as explained above. This has no effect on nodes that cannot 
299         *   have any children, and on <code>Attr</code>, and 
300         *   <code>EntityReference</code> nodes.
301         * @return The imported node that belongs to this <code>Document</code>.
302         * @exception DOMException
303         *   NOT_SUPPORTED_ERR: Raised if the type of node being imported is not 
304         *   supported.
305         *   <br>INVALID_CHARACTER_ERR: Raised if one of the imported names is not 
306         *   an XML name according to the XML version in use specified in the 
307         *   <code>Document.xmlVersion</code> attribute. This may happen when 
308         *   importing an XML 1.1 [<a href='http://www.w3.org/TR/2004/REC-xml11-20040204/'>XML 1.1</a>] element 
309         *   into an XML 1.0 document, for instance.
310         * @since DOM Level 2
311         */
312        public Node importNode(Node importedNode, 
313                               boolean deep)
314                               throws DOMException;
315    
316        /**
317         * Creates an element of the given qualified name and namespace URI.
318         * <br>Per [<a href='http://www.w3.org/TR/1999/REC-xml-names-19990114/'>XML Namespaces</a>]
319         * , applications must use the value <code>null</code> as the 
320         * namespaceURI parameter for methods if they wish to have no namespace.
321         * @param namespaceURI The namespace URI of the element to create.
322         * @param qualifiedName The qualified name of the element type to 
323         *   instantiate.
324         * @return A new <code>Element</code> object with the following 
325         *   attributes:
326         * <table border='1' cellpadding='3'>
327         * <tr>
328         * <th>Attribute</th>
329         * <th>Value</th>
330         * </tr>
331         * <tr>
332         * <td valign='top' rowspan='1' colspan='1'><code>Node.nodeName</code></td>
333         * <td valign='top' rowspan='1' colspan='1'>
334         *   <code>qualifiedName</code></td>
335         * </tr>
336         * <tr>
337         * <td valign='top' rowspan='1' colspan='1'><code>Node.namespaceURI</code></td>
338         * <td valign='top' rowspan='1' colspan='1'>
339         *   <code>namespaceURI</code></td>
340         * </tr>
341         * <tr>
342         * <td valign='top' rowspan='1' colspan='1'><code>Node.prefix</code></td>
343         * <td valign='top' rowspan='1' colspan='1'>prefix, extracted 
344         *   from <code>qualifiedName</code>, or <code>null</code> if there is 
345         *   no prefix</td>
346         * </tr>
347         * <tr>
348         * <td valign='top' rowspan='1' colspan='1'><code>Node.localName</code></td>
349         * <td valign='top' rowspan='1' colspan='1'>local name, extracted from 
350         *   <code>qualifiedName</code></td>
351         * </tr>
352         * <tr>
353         * <td valign='top' rowspan='1' colspan='1'><code>Element.tagName</code></td>
354         * <td valign='top' rowspan='1' colspan='1'>
355         *   <code>qualifiedName</code></td>
356         * </tr>
357         * </table>
358         * @exception DOMException
359         *   INVALID_CHARACTER_ERR: Raised if the specified 
360         *   <code>qualifiedName</code> is not an XML name according to the XML 
361         *   version in use specified in the <code>Document.xmlVersion</code> 
362         *   attribute.
363         *   <br>NAMESPACE_ERR: Raised if the <code>qualifiedName</code> is a 
364         *   malformed qualified name, if the <code>qualifiedName</code> has a 
365         *   prefix and the <code>namespaceURI</code> is <code>null</code>, or 
366         *   if the <code>qualifiedName</code> has a prefix that is "xml" and 
367         *   the <code>namespaceURI</code> is different from "<a href='http://www.w3.org/XML/1998/namespace'>
368         *   http://www.w3.org/XML/1998/namespace</a>" [<a href='http://www.w3.org/TR/1999/REC-xml-names-19990114/'>XML Namespaces</a>]
369         *   , or if the <code>qualifiedName</code> or its prefix is "xmlns" and 
370         *   the <code>namespaceURI</code> is different from "<a href='http://www.w3.org/2000/xmlns/'>http://www.w3.org/2000/xmlns/</a>", or if the <code>namespaceURI</code> is "<a href='http://www.w3.org/2000/xmlns/'>http://www.w3.org/2000/xmlns/</a>" and neither the <code>qualifiedName</code> nor its prefix is "xmlns".
371         *   <br>NOT_SUPPORTED_ERR: Always thrown if the current document does not 
372         *   support the <code>"XML"</code> feature, since namespaces were 
373         *   defined by XML.
374         * @since DOM Level 2
375         */
376        public Element createElementNS(String namespaceURI, 
377                                       String qualifiedName)
378                                       throws DOMException;
379    
380        /**
381         * Creates an attribute of the given qualified name and namespace URI.
382         * <br>Per [<a href='http://www.w3.org/TR/1999/REC-xml-names-19990114/'>XML Namespaces</a>]
383         * , applications must use the value <code>null</code> as the 
384         * <code>namespaceURI</code> parameter for methods if they wish to have 
385         * no namespace.
386         * @param namespaceURI The namespace URI of the attribute to create.
387         * @param qualifiedName The qualified name of the attribute to 
388         *   instantiate.
389         * @return A new <code>Attr</code> object with the following attributes:
390         * <table border='1' cellpadding='3'>
391         * <tr>
392         * <th>
393         *   Attribute</th>
394         * <th>Value</th>
395         * </tr>
396         * <tr>
397         * <td valign='top' rowspan='1' colspan='1'><code>Node.nodeName</code></td>
398         * <td valign='top' rowspan='1' colspan='1'>qualifiedName</td>
399         * </tr>
400         * <tr>
401         * <td valign='top' rowspan='1' colspan='1'>
402         *   <code>Node.namespaceURI</code></td>
403         * <td valign='top' rowspan='1' colspan='1'><code>namespaceURI</code></td>
404         * </tr>
405         * <tr>
406         * <td valign='top' rowspan='1' colspan='1'>
407         *   <code>Node.prefix</code></td>
408         * <td valign='top' rowspan='1' colspan='1'>prefix, extracted from 
409         *   <code>qualifiedName</code>, or <code>null</code> if there is no 
410         *   prefix</td>
411         * </tr>
412         * <tr>
413         * <td valign='top' rowspan='1' colspan='1'><code>Node.localName</code></td>
414         * <td valign='top' rowspan='1' colspan='1'>local name, extracted from 
415         *   <code>qualifiedName</code></td>
416         * </tr>
417         * <tr>
418         * <td valign='top' rowspan='1' colspan='1'><code>Attr.name</code></td>
419         * <td valign='top' rowspan='1' colspan='1'>
420         *   <code>qualifiedName</code></td>
421         * </tr>
422         * <tr>
423         * <td valign='top' rowspan='1' colspan='1'><code>Node.nodeValue</code></td>
424         * <td valign='top' rowspan='1' colspan='1'>the empty 
425         *   string</td>
426         * </tr>
427         * </table>
428         * @exception DOMException
429         *   INVALID_CHARACTER_ERR: Raised if the specified 
430         *   <code>qualifiedName</code> is not an XML name according to the XML 
431         *   version in use specified in the <code>Document.xmlVersion</code> 
432         *   attribute.
433         *   <br>NAMESPACE_ERR: Raised if the <code>qualifiedName</code> is a 
434         *   malformed qualified name, if the <code>qualifiedName</code> has a 
435         *   prefix and the <code>namespaceURI</code> is <code>null</code>, if 
436         *   the <code>qualifiedName</code> has a prefix that is "xml" and the 
437         *   <code>namespaceURI</code> is different from "<a href='http://www.w3.org/XML/1998/namespace'>
438         *   http://www.w3.org/XML/1998/namespace</a>", if the <code>qualifiedName</code> or its prefix is "xmlns" and the 
439         *   <code>namespaceURI</code> is different from "<a href='http://www.w3.org/2000/xmlns/'>http://www.w3.org/2000/xmlns/</a>", or if the <code>namespaceURI</code> is "<a href='http://www.w3.org/2000/xmlns/'>http://www.w3.org/2000/xmlns/</a>" and neither the <code>qualifiedName</code> nor its prefix is "xmlns".
440         *   <br>NOT_SUPPORTED_ERR: Always thrown if the current document does not 
441         *   support the <code>"XML"</code> feature, since namespaces were 
442         *   defined by XML.
443         * @since DOM Level 2
444         */
445        public Attr createAttributeNS(String namespaceURI, 
446                                      String qualifiedName)
447                                      throws DOMException;
448    
449        /**
450         * Returns a <code>NodeList</code> of all the <code>Elements</code> with a 
451         * given local name and namespace URI in document order.
452         * @param namespaceURI The namespace URI of the elements to match on. The 
453         *   special value <code>"*"</code> matches all namespaces.
454         * @param localName The local name of the elements to match on. The 
455         *   special value "*" matches all local names.
456         * @return A new <code>NodeList</code> object containing all the matched 
457         *   <code>Elements</code>.
458         * @since DOM Level 2
459         */
460        public NodeList getElementsByTagNameNS(String namespaceURI, 
461                                               String localName);
462    
463        /**
464         * Returns the <code>Element</code> that has an ID attribute with the 
465         * given value. If no such element exists, this returns <code>null</code>
466         * . If more than one element has an ID attribute with that value, what 
467         * is returned is undefined. 
468         * <br> The DOM implementation is expected to use the attribute 
469         * <code>Attr.isId</code> to determine if an attribute is of type ID. 
470         * <p ><b>Note:</b> Attributes with the name "ID" or "id" are not of type 
471         * ID unless so defined.
472         * @param elementId The unique <code>id</code> value for an element.
473         * @return The matching element or <code>null</code> if there is none.
474         * @since DOM Level 2
475         */
476        public Element getElementById(String elementId);
477    
478        /**
479         * An attribute specifying the encoding used for this document at the time 
480         * of the parsing. This is <code>null</code> when it is not known, such 
481         * as when the <code>Document</code> was created in memory.
482         * @since DOM Level 3
483         */
484        public String getInputEncoding();
485    
486        /**
487         * An attribute specifying, as part of the <a href='http://www.w3.org/TR/2004/REC-xml-20040204#NT-XMLDecl'>XML declaration</a>, the encoding of this document. This is <code>null</code> when 
488         * unspecified or when it is not known, such as when the 
489         * <code>Document</code> was created in memory.
490         * @since DOM Level 3
491         */
492        public String getXmlEncoding();
493    
494        /**
495         * An attribute specifying, as part of the <a href='http://www.w3.org/TR/2004/REC-xml-20040204#NT-XMLDecl'>XML declaration</a>, whether this document is standalone. This is <code>false</code> when 
496         * unspecified.
497         * <p ><b>Note:</b>  No verification is done on the value when setting 
498         * this attribute. Applications should use 
499         * <code>Document.normalizeDocument()</code> with the "validate" 
500         * parameter to verify if the value matches the <a href='http://www.w3.org/TR/2004/REC-xml-20040204#sec-rmd'>validity 
501         * constraint for standalone document declaration</a> as defined in [<a href='http://www.w3.org/TR/2004/REC-xml-20040204'>XML 1.0</a>]. 
502         * @since DOM Level 3
503         */
504        public boolean getXmlStandalone();
505        /**
506         * An attribute specifying, as part of the <a href='http://www.w3.org/TR/2004/REC-xml-20040204#NT-XMLDecl'>XML declaration</a>, whether this document is standalone. This is <code>false</code> when 
507         * unspecified.
508         * <p ><b>Note:</b>  No verification is done on the value when setting 
509         * this attribute. Applications should use 
510         * <code>Document.normalizeDocument()</code> with the "validate" 
511         * parameter to verify if the value matches the <a href='http://www.w3.org/TR/2004/REC-xml-20040204#sec-rmd'>validity 
512         * constraint for standalone document declaration</a> as defined in [<a href='http://www.w3.org/TR/2004/REC-xml-20040204'>XML 1.0</a>]. 
513         * @exception DOMException
514         *    NOT_SUPPORTED_ERR: Raised if this document does not support the 
515         *   "XML" feature. 
516         * @since DOM Level 3
517         */
518        public void setXmlStandalone(boolean xmlStandalone)
519                                      throws DOMException;
520    
521        /**
522         *  An attribute specifying, as part of the <a href='http://www.w3.org/TR/2004/REC-xml-20040204#NT-XMLDecl'>XML declaration</a>, the version number of this document. If there is no declaration and if 
523         * this document supports the "XML" feature, the value is 
524         * <code>"1.0"</code>. If this document does not support the "XML" 
525         * feature, the value is always <code>null</code>. Changing this 
526         * attribute will affect methods that check for invalid characters in 
527         * XML names. Application should invoke 
528         * <code>Document.normalizeDocument()</code> in order to check for 
529         * invalid characters in the <code>Node</code>s that are already part of 
530         * this <code>Document</code>. 
531         * <br> DOM applications may use the 
532         * <code>DOMImplementation.hasFeature(feature, version)</code> method 
533         * with parameter values "XMLVersion" and "1.0" (respectively) to 
534         * determine if an implementation supports [<a href='http://www.w3.org/TR/2004/REC-xml-20040204'>XML 1.0</a>]. DOM 
535         * applications may use the same method with parameter values 
536         * "XMLVersion" and "1.1" (respectively) to determine if an 
537         * implementation supports [<a href='http://www.w3.org/TR/2004/REC-xml11-20040204/'>XML 1.1</a>]. In both 
538         * cases, in order to support XML, an implementation must also support 
539         * the "XML" feature defined in this specification. <code>Document</code>
540         *  objects supporting a version of the "XMLVersion" feature must not 
541         * raise a <code>NOT_SUPPORTED_ERR</code> exception for the same version 
542         * number when using <code>Document.xmlVersion</code>. 
543         * @since DOM Level 3
544         */
545        public String getXmlVersion();
546        /**
547         *  An attribute specifying, as part of the <a href='http://www.w3.org/TR/2004/REC-xml-20040204#NT-XMLDecl'>XML declaration</a>, the version number of this document. If there is no declaration and if 
548         * this document supports the "XML" feature, the value is 
549         * <code>"1.0"</code>. If this document does not support the "XML" 
550         * feature, the value is always <code>null</code>. Changing this 
551         * attribute will affect methods that check for invalid characters in 
552         * XML names. Application should invoke 
553         * <code>Document.normalizeDocument()</code> in order to check for 
554         * invalid characters in the <code>Node</code>s that are already part of 
555         * this <code>Document</code>. 
556         * <br> DOM applications may use the 
557         * <code>DOMImplementation.hasFeature(feature, version)</code> method 
558         * with parameter values "XMLVersion" and "1.0" (respectively) to 
559         * determine if an implementation supports [<a href='http://www.w3.org/TR/2004/REC-xml-20040204'>XML 1.0</a>]. DOM 
560         * applications may use the same method with parameter values 
561         * "XMLVersion" and "1.1" (respectively) to determine if an 
562         * implementation supports [<a href='http://www.w3.org/TR/2004/REC-xml11-20040204/'>XML 1.1</a>]. In both 
563         * cases, in order to support XML, an implementation must also support 
564         * the "XML" feature defined in this specification. <code>Document</code>
565         *  objects supporting a version of the "XMLVersion" feature must not 
566         * raise a <code>NOT_SUPPORTED_ERR</code> exception for the same version 
567         * number when using <code>Document.xmlVersion</code>. 
568         * @exception DOMException
569         *    NOT_SUPPORTED_ERR: Raised if the version is set to a value that is 
570         *   not supported by this <code>Document</code> or if this document 
571         *   does not support the "XML" feature. 
572         * @since DOM Level 3
573         */
574        public void setXmlVersion(String xmlVersion)
575                                      throws DOMException;
576    
577        /**
578         * An attribute specifying whether error checking is enforced or not. When 
579         * set to <code>false</code>, the implementation is free to not test 
580         * every possible error case normally defined on DOM operations, and not 
581         * raise any <code>DOMException</code> on DOM operations or report 
582         * errors while using <code>Document.normalizeDocument()</code>. In case 
583         * of error, the behavior is undefined. This attribute is 
584         * <code>true</code> by default.
585         * @since DOM Level 3
586         */
587        public boolean getStrictErrorChecking();
588        /**
589         * An attribute specifying whether error checking is enforced or not. When 
590         * set to <code>false</code>, the implementation is free to not test 
591         * every possible error case normally defined on DOM operations, and not 
592         * raise any <code>DOMException</code> on DOM operations or report 
593         * errors while using <code>Document.normalizeDocument()</code>. In case 
594         * of error, the behavior is undefined. This attribute is 
595         * <code>true</code> by default.
596         * @since DOM Level 3
597         */
598        public void setStrictErrorChecking(boolean strictErrorChecking);
599    
600        /**
601         *  The location of the document or <code>null</code> if undefined or if 
602         * the <code>Document</code> was created using 
603         * <code>DOMImplementation.createDocument</code>. No lexical checking is 
604         * performed when setting this attribute; this could result in a 
605         * <code>null</code> value returned when using <code>Node.baseURI</code>
606         * . 
607         * <br> Beware that when the <code>Document</code> supports the feature 
608         * "HTML" [<a href='http://www.w3.org/TR/2003/REC-DOM-Level-2-HTML-20030109'>DOM Level 2 HTML</a>]
609         * , the href attribute of the HTML BASE element takes precedence over 
610         * this attribute when computing <code>Node.baseURI</code>. 
611         * @since DOM Level 3
612         */
613        public String getDocumentURI();
614        /**
615         *  The location of the document or <code>null</code> if undefined or if 
616         * the <code>Document</code> was created using 
617         * <code>DOMImplementation.createDocument</code>. No lexical checking is 
618         * performed when setting this attribute; this could result in a 
619         * <code>null</code> value returned when using <code>Node.baseURI</code>
620         * . 
621         * <br> Beware that when the <code>Document</code> supports the feature 
622         * "HTML" [<a href='http://www.w3.org/TR/2003/REC-DOM-Level-2-HTML-20030109'>DOM Level 2 HTML</a>]
623         * , the href attribute of the HTML BASE element takes precedence over 
624         * this attribute when computing <code>Node.baseURI</code>. 
625         * @since DOM Level 3
626         */
627        public void setDocumentURI(String documentURI);
628    
629        /**
630         *  Attempts to adopt a node from another document to this document. If 
631         * supported, it changes the <code>ownerDocument</code> of the source 
632         * node, its children, as well as the attached attribute nodes if there 
633         * are any. If the source node has a parent it is first removed from the 
634         * child list of its parent. This effectively allows moving a subtree 
635         * from one document to another (unlike <code>importNode()</code> which 
636         * create a copy of the source node instead of moving it). When it 
637         * fails, applications should use <code>Document.importNode()</code> 
638         * instead. Note that if the adopted node is already part of this 
639         * document (i.e. the source and target document are the same), this 
640         * method still has the effect of removing the source node from the 
641         * child list of its parent, if any. The following list describes the 
642         * specifics for each type of node. 
643         * <dl>
644         * <dt>ATTRIBUTE_NODE</dt>
645         * <dd>The 
646         * <code>ownerElement</code> attribute is set to <code>null</code> and 
647         * the <code>specified</code> flag is set to <code>true</code> on the 
648         * adopted <code>Attr</code>. The descendants of the source 
649         * <code>Attr</code> are recursively adopted.</dd>
650         * <dt>DOCUMENT_FRAGMENT_NODE</dt>
651         * <dd>The 
652         * descendants of the source node are recursively adopted.</dd>
653         * <dt>DOCUMENT_NODE</dt>
654         * <dd>
655         * <code>Document</code> nodes cannot be adopted.</dd>
656         * <dt>DOCUMENT_TYPE_NODE</dt>
657         * <dd>
658         * <code>DocumentType</code> nodes cannot be adopted.</dd>
659         * <dt>ELEMENT_NODE</dt>
660         * <dd><em>Specified</em> attribute nodes of the source element are adopted. Default attributes 
661         * are discarded, though if the document being adopted into defines 
662         * default attributes for this element name, those are assigned. The 
663         * descendants of the source element are recursively adopted.</dd>
664         * <dt>ENTITY_NODE</dt>
665         * <dd>
666         * <code>Entity</code> nodes cannot be adopted.</dd>
667         * <dt>ENTITY_REFERENCE_NODE</dt>
668         * <dd>Only 
669         * the <code>EntityReference</code> node itself is adopted, the 
670         * descendants are discarded, since the source and destination documents 
671         * might have defined the entity differently. If the document being 
672         * imported into provides a definition for this entity name, its value 
673         * is assigned.</dd>
674         * <dt>NOTATION_NODE</dt>
675         * <dd><code>Notation</code> nodes cannot be 
676         * adopted.</dd>
677         * <dt>PROCESSING_INSTRUCTION_NODE, TEXT_NODE, CDATA_SECTION_NODE, 
678         * COMMENT_NODE</dt>
679         * <dd>These nodes can all be adopted. No specifics.</dd>
680         * </dl> 
681         * <p ><b>Note:</b>  Since it does not create new nodes unlike the 
682         * <code>Document.importNode()</code> method, this method does not raise 
683         * an <code>INVALID_CHARACTER_ERR</code> exception, and applications 
684         * should use the <code>Document.normalizeDocument()</code> method to 
685         * check if an imported name is not an XML name according to the XML 
686         * version in use. 
687         * @param source The node to move into this document.
688         * @return The adopted node, or <code>null</code> if this operation 
689         *   fails, such as when the source node comes from a different 
690         *   implementation.
691         * @exception DOMException
692         *   NOT_SUPPORTED_ERR: Raised if the source node is of type 
693         *   <code>DOCUMENT</code>, <code>DOCUMENT_TYPE</code>.
694         *   <br>NO_MODIFICATION_ALLOWED_ERR: Raised when the source node is 
695         *   readonly.
696         * @since DOM Level 3
697         */
698        public Node adoptNode(Node source)
699                              throws DOMException;
700    
701        /**
702         *  The configuration used when <code>Document.normalizeDocument()</code> 
703         * is invoked. 
704         * @since DOM Level 3
705         */
706        public DOMConfiguration getDomConfig();
707    
708        /**
709         *  This method acts as if the document was going through a save and load 
710         * cycle, putting the document in a "normal" form. As a consequence, 
711         * this method updates the replacement tree of 
712         * <code>EntityReference</code> nodes and normalizes <code>Text</code> 
713         * nodes, as defined in the method <code>Node.normalize()</code>. 
714         * <br> Otherwise, the actual result depends on the features being set on 
715         * the <code>Document.domConfig</code> object and governing what 
716         * operations actually take place. Noticeably this method could also 
717         * make the document namespace well-formed according to the algorithm 
718         * described in , check the character normalization, remove the 
719         * <code>CDATASection</code> nodes, etc. See 
720         * <code>DOMConfiguration</code> for details. 
721         * <pre>// Keep in the document 
722         * the information defined // in the XML Information Set (Java example) 
723         * DOMConfiguration docConfig = myDocument.getDomConfig(); 
724         * docConfig.setParameter("infoset", Boolean.TRUE); 
725         * myDocument.normalizeDocument();</pre>
726         * 
727         * <br>Mutation events, when supported, are generated to reflect the 
728         * changes occurring on the document.
729         * <br> If errors occur during the invocation of this method, such as an 
730         * attempt to update a read-only node or a <code>Node.nodeName</code> 
731         * contains an invalid character according to the XML version in use, 
732         * errors or warnings (<code>DOMError.SEVERITY_ERROR</code> or 
733         * <code>DOMError.SEVERITY_WARNING</code>) will be reported using the 
734         * <code>DOMErrorHandler</code> object associated with the "error-handler
735         * " parameter. Note this method might also report fatal errors (
736         * <code>DOMError.SEVERITY_FATAL_ERROR</code>) if an implementation 
737         * cannot recover from an error. 
738         * @since DOM Level 3
739         */
740        public void normalizeDocument();
741    
742        /**
743         * Rename an existing node of type <code>ELEMENT_NODE</code> or 
744         * <code>ATTRIBUTE_NODE</code>.
745         * <br>When possible this simply changes the name of the given node, 
746         * otherwise this creates a new node with the specified name and 
747         * replaces the existing node with the new node as described below.
748         * <br>If simply changing the name of the given node is not possible, the 
749         * following operations are performed: a new node is created, any 
750         * registered event listener is registered on the new node, any user 
751         * data attached to the old node is removed from that node, the old node 
752         * is removed from its parent if it has one, the children are moved to 
753         * the new node, if the renamed node is an <code>Element</code> its 
754         * attributes are moved to the new node, the new node is inserted at the 
755         * position the old node used to have in its parent's child nodes list 
756         * if it has one, the user data that was attached to the old node is 
757         * attached to the new node.
758         * <br>When the node being renamed is an <code>Element</code> only the 
759         * specified attributes are moved, default attributes originated from 
760         * the DTD are updated according to the new element name. In addition, 
761         * the implementation may update default attributes from other schemas. 
762         * Applications should use <code>Document.normalizeDocument()</code> to 
763         * guarantee these attributes are up-to-date.
764         * <br>When the node being renamed is an <code>Attr</code> that is 
765         * attached to an <code>Element</code>, the node is first removed from 
766         * the <code>Element</code> attributes map. Then, once renamed, either 
767         * by modifying the existing node or creating a new one as described 
768         * above, it is put back.
769         * <br>In addition,
770         * <ul>
771         * <li> a user data event <code>NODE_RENAMED</code> is fired, 
772         * </li>
773         * <li> 
774         * when the implementation supports the feature "MutationNameEvents", 
775         * each mutation operation involved in this method fires the appropriate 
776         * event, and in the end the event {
777         * <code>http://www.w3.org/2001/xml-events</code>, 
778         * <code>DOMElementNameChanged</code>} or {
779         * <code>http://www.w3.org/2001/xml-events</code>, 
780         * <code>DOMAttributeNameChanged</code>} is fired. 
781         * </li>
782         * </ul>
783         * @param n The node to rename.
784         * @param namespaceURI The new namespace URI.
785         * @param qualifiedName The new qualified name.
786         * @return The renamed node. This is either the specified node or the new 
787         *   node that was created to replace the specified node.
788         * @exception DOMException
789         *   NOT_SUPPORTED_ERR: Raised when the type of the specified node is 
790         *   neither <code>ELEMENT_NODE</code> nor <code>ATTRIBUTE_NODE</code>, 
791         *   or if the implementation does not support the renaming of the 
792         *   document element.
793         *   <br>INVALID_CHARACTER_ERR: Raised if the new qualified name is not an 
794         *   XML name according to the XML version in use specified in the 
795         *   <code>Document.xmlVersion</code> attribute.
796         *   <br>WRONG_DOCUMENT_ERR: Raised when the specified node was created 
797         *   from a different document than this document.
798         *   <br>NAMESPACE_ERR: Raised if the <code>qualifiedName</code> is a 
799         *   malformed qualified name, if the <code>qualifiedName</code> has a 
800         *   prefix and the <code>namespaceURI</code> is <code>null</code>, or 
801         *   if the <code>qualifiedName</code> has a prefix that is "xml" and 
802         *   the <code>namespaceURI</code> is different from "<a href='http://www.w3.org/XML/1998/namespace'>
803         *   http://www.w3.org/XML/1998/namespace</a>" [<a href='http://www.w3.org/TR/1999/REC-xml-names-19990114/'>XML Namespaces</a>]
804         *   . Also raised, when the node being renamed is an attribute, if the 
805         *   <code>qualifiedName</code>, or its prefix, is "xmlns" and the 
806         *   <code>namespaceURI</code> is different from "<a href='http://www.w3.org/2000/xmlns/'>http://www.w3.org/2000/xmlns/</a>".
807         * @since DOM Level 3
808         */
809        public Node renameNode(Node n, 
810                               String namespaceURI, 
811                               String qualifiedName)
812                               throws DOMException;
813    
814    }