The DOMImplementation.java Java example source code
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* This file is available under and governed by the GNU General Public
* License version 2 only, as published by the Free Software Foundation.
* However, the following notice accompanied the original version of this
* file and, per its terms, should not be removed:
*
* Copyright (c) 2004 World Wide Web Consortium,
*
* (Massachusetts Institute of Technology, European Research Consortium for
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* [1] http://www.w3.org/Consortium/Legal/2002/copyright-software-20021231
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package org.w3c.dom;
/**
* The <code>DOMImplementation interface provides a number of methods
* for performing operations that are independent of any particular instance
* of the document object model.
* <p>See also the Document Object Model (DOM) Level 3 Core Specification.
*/
public interface DOMImplementation {
/**
* Test if the DOM implementation implements a specific feature and
* version, as specified in <a href="http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407/core.html#DOMFeatures">DOM Features.
* @param feature The name of the feature to test.
* @param version This is the version number of the feature to test.
* @return <code>true if the feature is implemented in the
* specified version, <code>false otherwise.
*/
public boolean hasFeature(String feature,
String version);
/**
* Creates an empty <code>DocumentType node. Entity declarations
* and notations are not made available. Entity reference expansions and
* default attribute additions do not occur..
* @param qualifiedName The qualified name of the document type to be
* created.
* @param publicId The external subset public identifier.
* @param systemId The external subset system identifier.
* @return A new <code>DocumentType node with
* <code>Node.ownerDocument set to null
.
* @exception DOMException
* INVALID_CHARACTER_ERR: Raised if the specified qualified name is not
* an XML name according to [<a href='http://www.w3.org/TR/2004/REC-xml-20040204'>XML 1.0].
* <br>NAMESPACE_ERR: Raised if the qualifiedName
is
* malformed.
* <br>NOT_SUPPORTED_ERR: May be raised if the implementation does not
* support the feature "XML" and the language exposed through the
* Document does not support XML Namespaces (such as [<a href='http://www.w3.org/TR/1999/REC-html401-19991224/'>HTML 4.01]).
* @since DOM Level 2
*/
public DocumentType createDocumentType(String qualifiedName,
String publicId,
String systemId)
throws DOMException;
/**
* Creates a DOM Document object of the specified type with its document
* element.
* <br>Note that based on the DocumentType
given to create
* the document, the implementation may instantiate specialized
* <code>Document objects that support additional features than
* the "Core", such as "HTML" [<a href='http://www.w3.org/TR/2003/REC-DOM-Level-2-HTML-20030109'>DOM Level 2 HTML]
* . On the other hand, setting the <code>DocumentType after the
* document was created makes this very unlikely to happen.
* Alternatively, specialized <code>Document creation methods,
* such as <code>createHTMLDocument [DOM Level 2 HTML]
* , can be used to obtain specific types of <code>Document
* objects.
* @param namespaceURI The namespace URI of the document element to
* create or <code>null.
* @param qualifiedName The qualified name of the document element to be
* created or <code>null.
* @param doctype The type of document to be created or <code>null.
* When <code>doctype is not null
, its
* <code>Node.ownerDocument attribute is set to the document
* being created.
* @return A new <code>Document object with its document element.
* If the <code>NamespaceURI, qualifiedName
, and
* <code>doctype are null
, the returned
* <code>Document is empty with no document element.
* @exception DOMException
* INVALID_CHARACTER_ERR: Raised if the specified qualified name is not
* an XML name according to [<a href='http://www.w3.org/TR/2004/REC-xml-20040204'>XML 1.0].
* <br>NAMESPACE_ERR: Raised if the qualifiedName
is
* malformed, if the <code>qualifiedName has a prefix and the
* <code>namespaceURI is null
, or if the
* <code>qualifiedName is null
and the
* <code>namespaceURI is different from null
, or
* if the <code>qualifiedName has a prefix that is "xml" and
* the <code>namespaceURI is different from "
* http://www.w3.org/XML/1998/namespace</a>" [XML Namespaces]
* , or if the DOM implementation does not support the
* <code>"XML" feature but a non-null namespace URI was
* provided, since namespaces were defined by XML.
* <br>WRONG_DOCUMENT_ERR: Raised if doctype
has already
* been used with a different document or was created from a different
* implementation.
* <br>NOT_SUPPORTED_ERR: May be raised if the implementation does not
* support the feature "XML" and the language exposed through the
* Document does not support XML Namespaces (such as [<a href='http://www.w3.org/TR/1999/REC-html401-19991224/'>HTML 4.01]).
* @since DOM Level 2
*/
public Document createDocument(String namespaceURI,
String qualifiedName,
DocumentType doctype)
throws DOMException;
/**
* This method returns a specialized object which implements the
* specialized APIs of the specified feature and version, as specified
* in <a href="http://www.w3.org/TR/2004/REC-DOM-Level-3-Core-20040407/core.html#DOMFeatures">DOM Features. The specialized object may also be obtained by using
* binding-specific casting methods but is not necessarily expected to,
* as discussed in . This method also allow the implementation to
* provide specialized objects which do not support the
* <code>DOMImplementation interface.
* @param feature The name of the feature requested. Note that any plus
* sign "+" prepended to the name of the feature will be ignored since
* it is not significant in the context of this method.
* @param version This is the version number of the feature to test.
* @return Returns an object which implements the specialized APIs of
* the specified feature and version, if any, or <code>null if
* there is no object which implements interfaces associated with that
* feature. If the <code>DOMObject returned by this method
* implements the <code>DOMImplementation interface, it must
* delegate to the primary core <code>DOMImplementation and not
* return results inconsistent with the primary core
* <code>DOMImplementation such as hasFeature
,
* <code>getFeature, etc.
* @since DOM Level 3
*/
public Object getFeature(String feature,
String version);
}
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