mirror of
https://github.com/autc04/Retro68.git
synced 2025-02-08 10:31:22 +00:00
278 lines
8.5 KiB
Java
278 lines
8.5 KiB
Java
/* DomImpl.java --
|
|
Copyright (C) 1999,2000,2001,2004 Free Software Foundation, Inc.
|
|
|
|
This file is part of GNU Classpath.
|
|
|
|
GNU Classpath is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2, or (at your option)
|
|
any later version.
|
|
|
|
GNU Classpath is distributed in the hope that it will be useful, but
|
|
WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with GNU Classpath; see the file COPYING. If not, write to the
|
|
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
|
02110-1301 USA.
|
|
|
|
Linking this library statically or dynamically with other modules is
|
|
making a combined work based on this library. Thus, the terms and
|
|
conditions of the GNU General Public License cover the whole
|
|
combination.
|
|
|
|
As a special exception, the copyright holders of this library give you
|
|
permission to link this library with independent modules to produce an
|
|
executable, regardless of the license terms of these independent
|
|
modules, and to copy and distribute the resulting executable under
|
|
terms of your choice, provided that you also meet, for each linked
|
|
independent module, the terms and conditions of the license of that
|
|
module. An independent module is a module which is not derived from
|
|
or based on this library. If you modify this library, you may extend
|
|
this exception to your version of the library, but you are not
|
|
obligated to do so. If you do not wish to do so, delete this
|
|
exception statement from your version. */
|
|
|
|
package gnu.xml.dom;
|
|
|
|
import org.w3c.dom.Document;
|
|
import org.w3c.dom.DocumentType;
|
|
import org.w3c.dom.DOMException;
|
|
import org.w3c.dom.DOMImplementation;
|
|
import org.w3c.dom.Element;
|
|
import org.w3c.dom.ls.DOMImplementationLS;
|
|
import org.w3c.dom.ls.LSInput;
|
|
import org.w3c.dom.ls.LSOutput;
|
|
import org.w3c.dom.ls.LSParser;
|
|
import org.w3c.dom.ls.LSSerializer;
|
|
import gnu.xml.dom.html2.DomHTMLImpl;
|
|
import gnu.xml.dom.ls.DomLSInput;
|
|
import gnu.xml.dom.ls.DomLSOutput;
|
|
import gnu.xml.dom.ls.DomLSParser;
|
|
import gnu.xml.dom.ls.DomLSSerializer;
|
|
|
|
/**
|
|
* <p> "DOMImplementation" implementation. </p>
|
|
*
|
|
* <p> At this writing, the following features are supported:
|
|
* "XML" (L1, L2, L3),
|
|
* "Events" (L2), "MutationEvents" (L2), "USER-Events" (a conformant extension),
|
|
* "HTMLEvents" (L2), "UIEvents" (L2), "Traversal" (L2), "XPath" (L3),
|
|
* "LS" (L3) "LS-Async" (L3).
|
|
* It is possible to compile the package so it doesn't support some of these
|
|
* features (notably, Traversal).
|
|
*
|
|
* @author David Brownell
|
|
* @author <a href='mailto:dog@gnu.org'>Chris Burdess</a>
|
|
*/
|
|
public class DomImpl
|
|
implements DOMImplementation, DOMImplementationLS
|
|
{
|
|
|
|
/**
|
|
* Constructs a DOMImplementation object which supports
|
|
* "XML" and other DOM Level 2 features.
|
|
*/
|
|
public DomImpl()
|
|
{
|
|
}
|
|
|
|
/**
|
|
* <b>DOM L1</b>
|
|
* Returns true if the specified feature and version are
|
|
* supported. Note that the case of the feature name is ignored.
|
|
*/
|
|
public boolean hasFeature(String name, String version)
|
|
{
|
|
if (name.length() == 0)
|
|
{
|
|
return false;
|
|
}
|
|
name = name.toLowerCase();
|
|
if (name.charAt(0) == '+')
|
|
{
|
|
name = name.substring(1);
|
|
}
|
|
|
|
if ("xml".equals(name) || "core".equals(name))
|
|
{
|
|
return (version == null ||
|
|
"".equals(version) ||
|
|
"1.0".equals(version) ||
|
|
"2.0".equals(version) ||
|
|
"3.0".equals(version));
|
|
|
|
}
|
|
else if ("ls".equals(name) || "ls-async".equals(name))
|
|
{
|
|
return (version == null ||
|
|
"".equals(version) ||
|
|
"3.0".equals(version));
|
|
}
|
|
else if ("events".equals(name)
|
|
|| "mutationevents".equals(name)
|
|
|| "uievents".equals(name)
|
|
// || "mouseevents".equals(name)
|
|
|| "htmlevents".equals(name))
|
|
{
|
|
return (version == null ||
|
|
"".equals(version) ||
|
|
"2.0".equals(version));
|
|
|
|
// Extension: "USER-" prefix event types can
|
|
// be created and passed through the DOM.
|
|
|
|
}
|
|
else if ("user-events".equals(name))
|
|
{
|
|
return (version == null ||
|
|
"".equals(version) ||
|
|
"0.1".equals(version));
|
|
|
|
// NOTE: "hasFeature" for events is here interpreted to
|
|
// mean the DOM can manufacture those sorts of events,
|
|
// since actually choosing to report the events is more
|
|
// often part of the environment or application. It's
|
|
// only really an issue for mutation events.
|
|
|
|
}
|
|
else if (DomNode.reportMutations
|
|
&& "traversal".equals(name))
|
|
{
|
|
return (version == null ||
|
|
"".equals(version) ||
|
|
"2.0".equals(version));
|
|
}
|
|
else if ("xpath".equals(name))
|
|
{
|
|
return (version == null ||
|
|
"".equals(version) ||
|
|
"3.0".equals(version));
|
|
}
|
|
else if ("html".equals(name) || "xhtml".equals(name))
|
|
{
|
|
return (version == null ||
|
|
"".equals(version) ||
|
|
"2.0".equals(version));
|
|
}
|
|
|
|
// views
|
|
// stylesheets
|
|
// css, css2
|
|
// range
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* <b>DOM L2</b>
|
|
* Creates and returns a DocumentType, associated with this
|
|
* implementation. This DocumentType can have no associated
|
|
* objects(notations, entities) until the DocumentType is
|
|
* first associated with a document.
|
|
*
|
|
* <p> Note that there is no implication that this DTD will
|
|
* be parsed by the DOM, or ever have contents. Moreover, the
|
|
* DocumentType created here can only be added to a document by
|
|
* the createDocument method(below). <em>That means that the only
|
|
* portable way to create a Document object is to start parsing,
|
|
* queue comment and processing instruction (PI) nodes, and then only
|
|
* create a DOM Document after <b>(a)</b> it's known if a DocumentType
|
|
* object is needed, and <b>(b) the name and namespace of the root
|
|
* element is known. Queued comment and PI nodes would then be
|
|
* inserted appropriately in the document prologue, both before and
|
|
* after the DTD node, and additional attributes assigned to the
|
|
* root element.</em>
|
|
*(One hopes that the final DOM REC fixes this serious botch.)
|
|
*/
|
|
public DocumentType createDocumentType(String rootName,
|
|
String publicId,
|
|
String systemId)
|
|
// CR2 deleted internal subset, ensuring DocumentType
|
|
// is 100% useless instead of just 90% so.
|
|
{
|
|
DomDocument.checkNCName(rootName, false);
|
|
return new DomDoctype(this, rootName, publicId, systemId, null);
|
|
}
|
|
|
|
/**
|
|
* <b>DOM L2</b>
|
|
* Creates and returns a Document, populated only with a root element and
|
|
* optionally a document type(if that was provided).
|
|
*/
|
|
public Document createDocument(String namespaceURI,
|
|
String rootName,
|
|
DocumentType doctype)
|
|
{
|
|
Document doc = createDocument();
|
|
Element root = null;
|
|
|
|
if (rootName != null)
|
|
{
|
|
root = doc.createElementNS(namespaceURI, rootName);
|
|
if (rootName.startsWith("xmlns:"))
|
|
{
|
|
throw new DomDOMException(DOMException.NAMESPACE_ERR,
|
|
"xmlns is reserved", null, 0);
|
|
}
|
|
}
|
|
// Bleech -- L2 seemingly _requires_ omission of xmlns attributes.
|
|
if (doctype != null)
|
|
{
|
|
doc.appendChild(doctype); // handles WRONG_DOCUMENT error
|
|
}
|
|
if (root != null)
|
|
{
|
|
doc.appendChild(root);
|
|
}
|
|
return doc;
|
|
}
|
|
|
|
protected Document createDocument()
|
|
{
|
|
return new DomDocument(this);
|
|
}
|
|
|
|
// DOM Level 3
|
|
|
|
public Object getFeature(String feature, String version)
|
|
{
|
|
if (hasFeature(feature, version))
|
|
{
|
|
if ("html".equalsIgnoreCase(feature) ||
|
|
"xhtml".equalsIgnoreCase(feature))
|
|
{
|
|
return new DomHTMLImpl();
|
|
}
|
|
return this;
|
|
}
|
|
return null;
|
|
}
|
|
|
|
// -- DOMImplementationLS --
|
|
|
|
public LSParser createLSParser(short mode, String schemaType)
|
|
throws DOMException
|
|
{
|
|
return new DomLSParser(mode, schemaType);
|
|
}
|
|
|
|
public LSSerializer createLSSerializer()
|
|
{
|
|
return new DomLSSerializer();
|
|
}
|
|
|
|
public LSInput createLSInput()
|
|
{
|
|
return new DomLSInput();
|
|
}
|
|
|
|
public LSOutput createLSOutput()
|
|
{
|
|
return new DomLSOutput();
|
|
}
|
|
|
|
}
|