Makefile.am: New file.

	* external/w3c_dom/Makefile.am: New file.
	* external/w3c_dom/Makefile.in: New file.
	* external/sax/Makefile.am: New file.
	* external/sax/Makefile.in: New file.
	* external/Makefile.in: New file.
	* external/Makefile.am: New file.
	* external/README: New file from Classpath.
	* configure, aclocal.m4, Makefile.in: Rebuilt.
	* configure.ac (AC_CONFIG_FILES): Create new Makefiles.
	* Makefile.am (SUBDIRS): Added external.
	(toolexeclib_LTLIBRARIES): Removed lib-org-xml-sax.la,
	lib-org-w3c-dom.la, lib-org-ietf-gss.la.
	(BOOTCLASSPATH): New variable.
	(AM_GCJFLAGS): Use it.
	(gnu_xml_source_files): New variable.
	(libgcj_la_SOURCES): Use it.
	(libgcj_la_LDADD): Include new convenience libraries.
	(lib_org_ietf_jgss_la_SOURCES): Removed.
	(lib_org_ietf_jgss_la_DEPENDENCIES): Likewise.
	(lib_org_ietf_jgss_la_LIBADD): Likewise.
	(lib_org_w3c_dom_la_SOURCES): Removed.
	(lib_org_w3c_dom_la_DEPENDENCIES): Likewise.
	(lib_org_w3c_dom_la_LIBADD): Likewise.
	(lib_org_xml_sax_la_SOURCES): Removed.
	(lib_org_xml_sax_la_DEPENDENCIES): Likewise.
	(lib_org_xml_sax_la_LIBADD): Likewise.
	(all_java_source_files): Updated.
	(property_files): Likewise.
	(libgcj-@gcc_version@.jar): Include classes from external/.
	(javax_source_files): Updated.
	(ordinary_java_source_files): Updated.
	* javax/xml/XMLConstants.java,
	javax/xml/datatype/DatatypeConfigurationException.java,
	javax/xml/datatype/DatatypeConstants.java,
	javax/xml/datatype/DatatypeFactory.java,
	javax/xml/datatype/Duration.java,
	javax/xml/datatype/XMLGregorianCalendar.java,
	javax/xml/datatype/package.html,
	javax/xml/namespace/NamespaceContext.java,
	javax/xml/namespace/QName.java, javax/xml/namespace/package.html,
	javax/xml/parsers/DocumentBuilder.java,
	javax/xml/parsers/DocumentBuilderFactory.java,
	javax/xml/parsers/FactoryConfigurationError.java,
	javax/xml/parsers/ParserConfigurationException.java,
	javax/xml/parsers/SAXParser.java,
	javax/xml/parsers/SAXParserFactory.java,
	javax/xml/parsers/package.html,
	javax/xml/transform/ErrorListener.java,
	javax/xml/transform/OutputKeys.java,
	javax/xml/transform/Result.java, javax/xml/transform/Source.java,
	javax/xml/transform/SourceLocator.java,
	javax/xml/transform/Templates.java,
	javax/xml/transform/Transformer.java,
	javax/xml/transform/TransformerConfigurationException.java,
	javax/xml/transform/TransformerException.java,
	javax/xml/transform/TransformerFactory.java,
	javax/xml/transform/TransformerFactoryConfigurationError.java,
	javax/xml/transform/URIResolver.java,
	javax/xml/transform/package.html,
	javax/xml/transform/dom/DOMLocator.java,
	javax/xml/transform/dom/DOMResult.java,
	javax/xml/transform/dom/DOMSource.java,
	javax/xml/transform/dom/package.html,
	javax/xml/transform/sax/SAXResult.java,
	javax/xml/transform/sax/SAXSource.java,
	javax/xml/transform/sax/SAXTransformerFactory.java,
	javax/xml/transform/sax/TemplatesHandler.java,
	javax/xml/transform/sax/TransformerHandler.java,
	javax/xml/transform/sax/package.html,
	javax/xml/transform/stream/StreamResult.java,
	javax/xml/transform/stream/StreamSource.java,
	javax/xml/transform/stream/package.html,
	javax/xml/validation/Schema.java,
	javax/xml/validation/SchemaFactory.java,
	javax/xml/validation/TypeInfoProvider.java,
	javax/xml/validation/Validator.java,
	javax/xml/validation/ValidatorHandler.java,
	javax/xml/validation/package.html, javax/xml/xpath/XPath.java,
	javax/xml/xpath/XPathConstants.java,
	javax/xml/xpath/XPathException.java,
	javax/xml/xpath/XPathExpression.java,
	javax/xml/xpath/XPathExpressionException.java,
	javax/xml/xpath/XPathFactory.java,
	javax/xml/xpath/XPathFactoryConfigurationException.java,
	javax/xml/xpath/XPathFunction.java,
	javax/xml/xpath/XPathFunctionException.java,
	javax/xml/xpath/XPathFunctionResolver.java,
	javax/xml/xpath/XPathVariableResolver.java,
	javax/xml/xpath/package.html: New files, from GNU JAXP.
	* org/w3c/dom/Attr.java, org/w3c/dom/CDATASection.java,
	org/w3c/dom/CharacterData.java, org/w3c/dom/Comment.java,
	org/w3c/dom/DOMException.java, org/w3c/dom/DOMImplementation.java,
	org/w3c/dom/Document.java, org/w3c/dom/DocumentFragment.java,
	org/w3c/dom/DocumentType.java, org/w3c/dom/Element.java,
	org/w3c/dom/Entity.java, org/w3c/dom/EntityReference.java,
	org/w3c/dom/NamedNodeMap.java, org/w3c/dom/Node.java,
	org/w3c/dom/NodeList.java, org/w3c/dom/Notation.java,
	org/w3c/dom/ProcessingInstruction.java, org/w3c/dom/Text.java,
	org/w3c/dom/ranges/DocumentRange.java,
	org/w3c/dom/ranges/Range.java,
	org/w3c/dom/ranges/RangeException.java,
	org/w3c/dom/traversal/DocumentTraversal.java,
	org/w3c/dom/traversal/NodeFilter.java,
	org/w3c/dom/traversal/NodeIterator.java,
	org/w3c/dom/traversal/TreeWalker.java,
	org/xml/sax/AttributeList.java, org/xml/sax/Attributes.java,
	org/xml/sax/ContentHandler.java, org/xml/sax/DTDHandler.java,
	org/xml/sax/DocumentHandler.java, org/xml/sax/EntityResolver.java,
	org/xml/sax/ErrorHandler.java, org/xml/sax/HandlerBase.java,
	org/xml/sax/InputSource.java, org/xml/sax/Locator.java,
	org/xml/sax/Parser.java, org/xml/sax/SAXException.java,
	org/xml/sax/SAXNotRecognizedException.java,
	org/xml/sax/SAXNotSupportedException.java,
	org/xml/sax/SAXParseException.java, org/xml/sax/XMLFilter.java,
	org/xml/sax/XMLReader.java, org/xml/sax/package.html,
	org/xml/sax/ext/DeclHandler.java,
	org/xml/sax/ext/LexicalHandler.java, org/xml/sax/ext/package.html,
	org/xml/sax/helpers/AttributeListImpl.java,
	org/xml/sax/helpers/AttributesImpl.java,
	org/xml/sax/helpers/DefaultHandler.java,
	org/xml/sax/helpers/LocatorImpl.java,
	org/xml/sax/helpers/NamespaceSupport.java,
	org/xml/sax/helpers/NewInstance.java,
	org/xml/sax/helpers/ParserAdapter.java,
	org/xml/sax/helpers/ParserFactory.java,
	org/xml/sax/helpers/XMLFilterImpl.java,
	org/xml/sax/helpers/XMLReaderAdapter.java,
	org/xml/sax/helpers/XMLReaderFactory.java,
	org/xml/sax/helpers/package.html: Moved to external/.
	* external/sax/README,
	external/sax/org/xml/sax/AttributeList.java,
	external/sax/org/xml/sax/Attributes.java,
	external/sax/org/xml/sax/ContentHandler.java,
	external/sax/org/xml/sax/DTDHandler.java,
	external/sax/org/xml/sax/DocumentHandler.java,
	external/sax/org/xml/sax/EntityResolver.java,
	external/sax/org/xml/sax/ErrorHandler.java,
	external/sax/org/xml/sax/HandlerBase.java,
	external/sax/org/xml/sax/InputSource.java,
	external/sax/org/xml/sax/Locator.java,
	external/sax/org/xml/sax/Parser.java,
	external/sax/org/xml/sax/SAXException.java,
	external/sax/org/xml/sax/SAXNotRecognizedException.java,
	external/sax/org/xml/sax/SAXNotSupportedException.java,
	external/sax/org/xml/sax/SAXParseException.java,
	external/sax/org/xml/sax/XMLFilter.java,
	external/sax/org/xml/sax/XMLReader.java,
	external/sax/org/xml/sax/package.html,
	external/sax/org/xml/sax/ext/Attributes2.java,
	external/sax/org/xml/sax/ext/Attributes2Impl.java,
	external/sax/org/xml/sax/ext/DeclHandler.java,
	external/sax/org/xml/sax/ext/DefaultHandler2.java,
	external/sax/org/xml/sax/ext/EntityResolver2.java,
	external/sax/org/xml/sax/ext/LexicalHandler.java,
	external/sax/org/xml/sax/ext/Locator2.java,
	external/sax/org/xml/sax/ext/Locator2Impl.java,
	external/sax/org/xml/sax/ext/package.html,
	external/sax/org/xml/sax/helpers/AttributeListImpl.java,
	external/sax/org/xml/sax/helpers/AttributesImpl.java,
	external/sax/org/xml/sax/helpers/DefaultHandler.java,
	external/sax/org/xml/sax/helpers/LocatorImpl.java,
	external/sax/org/xml/sax/helpers/NamespaceSupport.java,
	external/sax/org/xml/sax/helpers/NewInstance.java,
	external/sax/org/xml/sax/helpers/ParserAdapter.java,
	external/sax/org/xml/sax/helpers/ParserFactory.java,
	external/sax/org/xml/sax/helpers/XMLFilterImpl.java,
	external/sax/org/xml/sax/helpers/XMLReaderAdapter.java,
	external/sax/org/xml/sax/helpers/XMLReaderFactory.java,
	external/sax/org/xml/sax/helpers/package.html,
	external/w3c_dom/COPYRIGHT.html, external/w3c_dom/README,
	external/w3c_dom/org/w3c/dom/Attr.java,
	external/w3c_dom/org/w3c/dom/CDATASection.java,
	external/w3c_dom/org/w3c/dom/CharacterData.java,
	external/w3c_dom/org/w3c/dom/Comment.java,
	external/w3c_dom/org/w3c/dom/DOMConfiguration.java,
	external/w3c_dom/org/w3c/dom/DOMError.java,
	external/w3c_dom/org/w3c/dom/DOMErrorHandler.java,
	external/w3c_dom/org/w3c/dom/DOMException.java,
	external/w3c_dom/org/w3c/dom/DOMImplementation.java,
	external/w3c_dom/org/w3c/dom/DOMImplementationList.java,
	external/w3c_dom/org/w3c/dom/DOMImplementationSource.java,
	external/w3c_dom/org/w3c/dom/DOMLocator.java,
	external/w3c_dom/org/w3c/dom/DOMStringList.java,
	external/w3c_dom/org/w3c/dom/Document.java,
	external/w3c_dom/org/w3c/dom/DocumentFragment.java,
	external/w3c_dom/org/w3c/dom/DocumentType.java,
	external/w3c_dom/org/w3c/dom/Element.java,
	external/w3c_dom/org/w3c/dom/Entity.java,
	external/w3c_dom/org/w3c/dom/EntityReference.java,
	external/w3c_dom/org/w3c/dom/NameList.java,
	external/w3c_dom/org/w3c/dom/NamedNodeMap.java,
	external/w3c_dom/org/w3c/dom/Node.java,
	external/w3c_dom/org/w3c/dom/NodeList.java,
	external/w3c_dom/org/w3c/dom/Notation.java,
	external/w3c_dom/org/w3c/dom/ProcessingInstruction.java,
	external/w3c_dom/org/w3c/dom/Text.java,
	external/w3c_dom/org/w3c/dom/TypeInfo.java,
	external/w3c_dom/org/w3c/dom/UserDataHandler.java,
	external/w3c_dom/org/w3c/dom/bootstrap/DOMImplementationRegistry.java,
	external/w3c_dom/org/w3c/dom/css/CSS2Properties.java,
	external/w3c_dom/org/w3c/dom/css/CSSCharsetRule.java,
	external/w3c_dom/org/w3c/dom/css/CSSFontFaceRule.java,
	external/w3c_dom/org/w3c/dom/css/CSSImportRule.java,
	external/w3c_dom/org/w3c/dom/css/CSSMediaRule.java,
	external/w3c_dom/org/w3c/dom/css/CSSPageRule.java,
	external/w3c_dom/org/w3c/dom/css/CSSPrimitiveValue.java,
	external/w3c_dom/org/w3c/dom/css/CSSRule.java,
	external/w3c_dom/org/w3c/dom/css/CSSRuleList.java,
	external/w3c_dom/org/w3c/dom/css/CSSStyleDeclaration.java,
	external/w3c_dom/org/w3c/dom/css/CSSStyleRule.java,
	external/w3c_dom/org/w3c/dom/css/CSSStyleSheet.java,
	external/w3c_dom/org/w3c/dom/css/CSSUnknownRule.java,
	external/w3c_dom/org/w3c/dom/css/CSSValue.java,
	external/w3c_dom/org/w3c/dom/css/CSSValueList.java,
	external/w3c_dom/org/w3c/dom/css/Counter.java,
	external/w3c_dom/org/w3c/dom/css/DOMImplementationCSS.java,
	external/w3c_dom/org/w3c/dom/css/DocumentCSS.java,
	external/w3c_dom/org/w3c/dom/css/ElementCSSInlineStyle.java,
	external/w3c_dom/org/w3c/dom/css/RGBColor.java,
	external/w3c_dom/org/w3c/dom/css/Rect.java,
	external/w3c_dom/org/w3c/dom/css/ViewCSS.java,
	external/w3c_dom/org/w3c/dom/events/DocumentEvent.java,
	external/w3c_dom/org/w3c/dom/events/Event.java,
	external/w3c_dom/org/w3c/dom/events/EventException.java,
	external/w3c_dom/org/w3c/dom/events/EventListener.java,
	external/w3c_dom/org/w3c/dom/events/EventTarget.java,
	external/w3c_dom/org/w3c/dom/events/MouseEvent.java,
	external/w3c_dom/org/w3c/dom/events/MutationEvent.java,
	external/w3c_dom/org/w3c/dom/events/UIEvent.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLAnchorElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLAppletElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLAreaElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLBRElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLBaseElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLBaseFontElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLBodyElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLButtonElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLCollection.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLDListElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLDirectoryElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLDivElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLDocument.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLFieldSetElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLFontElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLFormElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLFrameElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLFrameSetElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLHRElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLHeadElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLHeadingElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLHtmlElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLIFrameElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLImageElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLInputElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLIsIndexElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLLIElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLLabelElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLLegendElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLLinkElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLMapElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLMenuElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLMetaElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLModElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLOListElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLObjectElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLOptGroupElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLOptionElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLOptionsCollection.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLParagraphElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLParamElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLPreElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLQuoteElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLScriptElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLSelectElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLStyleElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLTableCaptionElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLTableCellElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLTableColElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLTableElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLTableRowElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLTableSectionElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLTextAreaElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLTitleElement.java,
	external/w3c_dom/org/w3c/dom/html2/HTMLUListElement.java,
	external/w3c_dom/org/w3c/dom/ls/DOMImplementationLS.java,
	external/w3c_dom/org/w3c/dom/ls/LSException.java,
	external/w3c_dom/org/w3c/dom/ls/LSInput.java,
	external/w3c_dom/org/w3c/dom/ls/LSLoadEvent.java,
	external/w3c_dom/org/w3c/dom/ls/LSOutput.java,
	external/w3c_dom/org/w3c/dom/ls/LSParser.java,
	external/w3c_dom/org/w3c/dom/ls/LSParserFilter.java,
	external/w3c_dom/org/w3c/dom/ls/LSProgressEvent.java,
	external/w3c_dom/org/w3c/dom/ls/LSResourceResolver.java,
	external/w3c_dom/org/w3c/dom/ls/LSSerializer.java,
	external/w3c_dom/org/w3c/dom/ls/LSSerializerFilter.java,
	external/w3c_dom/org/w3c/dom/ranges/DocumentRange.java,
	external/w3c_dom/org/w3c/dom/ranges/Range.java,
	external/w3c_dom/org/w3c/dom/ranges/RangeException.java,
	external/w3c_dom/org/w3c/dom/stylesheets/DocumentStyle.java,
	external/w3c_dom/org/w3c/dom/stylesheets/LinkStyle.java,
	external/w3c_dom/org/w3c/dom/stylesheets/MediaList.java,
	external/w3c_dom/org/w3c/dom/stylesheets/StyleSheet.java,
	external/w3c_dom/org/w3c/dom/stylesheets/StyleSheetList.java,
	external/w3c_dom/org/w3c/dom/traversal/DocumentTraversal.java,
	external/w3c_dom/org/w3c/dom/traversal/NodeFilter.java,
	external/w3c_dom/org/w3c/dom/traversal/NodeIterator.java,
	external/w3c_dom/org/w3c/dom/traversal/TreeWalker.java,
	external/w3c_dom/org/w3c/dom/views/AbstractView.java,
	external/w3c_dom/org/w3c/dom/views/DocumentView.java,
	external/w3c_dom/org/w3c/dom/xpath/XPathEvaluator.java,
	external/w3c_dom/org/w3c/dom/xpath/XPathException.java,
	external/w3c_dom/org/w3c/dom/xpath/XPathExpression.java,
	external/w3c_dom/org/w3c/dom/xpath/XPathNSResolver.java,
	external/w3c_dom/org/w3c/dom/xpath/XPathNamespace.java,
	external/w3c_dom/org/w3c/dom/xpath/XPathResult.java: New files
	from Classpath.

From-SVN: r94577

1 files changed, 522 insertions, 0 deletions

diff --git a/libjava/gnu/xml/dom/DomElement.java b/libjava/gnu/xml/dom/DomElement.java
new file mode 100644
index 00000000000..fb04638af12
--- /dev/null
+++ b/libjava/gnu/xml/dom/DomElement.java
@@ -0,0 +1,522 @@
+/* DomElement.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., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 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 java.util.HashSet;
+import java.util.Set;
+import javax.xml.XMLConstants;
+
+import org.w3c.dom.Attr;
+import org.w3c.dom.Element;
+import org.w3c.dom.NamedNodeMap;
+import org.w3c.dom.Node;
+import org.w3c.dom.TypeInfo;
+
+/**
+ * <p> "Element" implementation.
+ *
+ * @author David Brownell 
+ * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a>
+ */
+public class DomElement
+  extends DomNsNode
+  implements Element
+{
+
+  /**
+   * User-defined ID attributes.
+   * Used by DomAttr.isId and DomDocument.getElementById
+   */
+  Set userIdAttrs;
+
+  // Attributes are VERY expensive in DOM, and not just for
+  // this implementation.  Avoid creating them.
+  private DomNamedNodeMap attributes;
+
+  // xml:space cache
+  String xmlSpace = "";
+
+  /**
+   * Constructs an Element node associated with the specified document.
+   *
+   * <p>This constructor should only be invoked by a Document as part
+   * of its createElement functionality, or through a subclass which is
+   * similarly used in a "Sub-DOM" style layer.
+   *
+   * @param owner The document with which this node is associated
+   * @param namespaceURI Combined with the local part of the name,
+   *	this is used to uniquely identify a type of element
+   * @param name Name of this element, which may include a prefix
+   */
+  protected DomElement(DomDocument owner, String namespaceURI, String name)
+  {
+    super(ELEMENT_NODE, owner, namespaceURI, name);
+  }
+
+  /**
+   * <b>DOM L1</b>
+   * Returns the element's attributes
+   */
+  public NamedNodeMap getAttributes()
+  {
+    if (attributes == null)
+      {
+        attributes = new DomNamedNodeMap(this, Node.ATTRIBUTE_NODE);
+      }
+    return attributes;
+  }
+
+  /**
+   * <b>DOM L2></b>
+   * Returns true iff this is an element node with attributes.
+   */
+  public boolean hasAttributes()
+  {
+    return attributes != null && attributes.length != 0;
+  }
+
+  /**
+   * Shallow clone of the element, except that associated
+   * attributes are (deep) cloned.
+   */
+  public Object clone()
+  {
+    DomElement node = (DomElement) super.clone();
+
+    if (attributes != null)
+      {
+        node.attributes = new DomNamedNodeMap(node, Node.ATTRIBUTE_NODE);
+        for (DomNode ctx = attributes.first; ctx != null; ctx = ctx.next)
+          {
+            node.attributes.setNamedItemNS(ctx.cloneNode(true));
+          }
+      }
+    return node;
+  }
+
+  void setOwner(DomDocument doc)
+  {
+    if (attributes != null)
+      {
+        for (DomNode ctx = attributes.first; ctx != null; ctx = ctx.next)
+          {
+            ctx.setOwner(doc);
+          }
+      }
+    super.setOwner(doc);
+  }
+
+  /**
+   * Marks this element, its children, and its associated attributes as
+   * readonly.
+   */
+  public void makeReadonly()
+  {
+    super.makeReadonly();
+    if (attributes != null)
+      {
+        attributes.makeReadonly();
+      }
+  }
+
+  /**
+   * <b>DOM L1</b>
+   * Returns the element name (same as getNodeName).
+   */
+  final public String getTagName()
+  {
+    return getNodeName();
+  }
+
+  /**
+   * <b>DOM L1</b>
+   * Returns the value of the specified attribute, or an
+   * empty string.
+   */
+  public String getAttribute(String name)
+  {
+    if ("xml:space" == name) // NB only works on interned string
+      {
+        // Use cached value
+        return xmlSpace;
+      }
+    Attr attr = getAttributeNode(name);
+    return (attr == null) ? "" : attr.getValue();
+  }
+
+  /**
+   * <b>DOM L2</b>
+   * Returns true if the element has an attribute with the
+   * specified name (specified or DTD defaulted).
+   */
+  public boolean hasAttribute(String name)
+  {
+    return getAttributeNode(name) != null;
+  }
+
+  /**
+   * <b>DOM L2</b>
+   * Returns true if the element has an attribute with the
+   * specified name (specified or DTD defaulted).
+   */
+  public boolean hasAttributeNS(String namespaceURI, String local)
+  {
+    return getAttributeNodeNS(namespaceURI, local) != null;
+  }
+
+  /**
+   * <b>DOM L2</b>
+   * Returns the value of the specified attribute, or an
+   * empty string.
+   */
+  public String getAttributeNS(String namespaceURI, String local)
+  {
+    Attr attr = getAttributeNodeNS(namespaceURI, local);
+    return (attr == null) ? "" : attr.getValue();
+  }
+
+  /**
+   * <b>DOM L1</b>
+   * Returns the appropriate attribute node; the name is the
+   * nodeName property of the attribute.
+   */
+  public Attr getAttributeNode(String name)
+  {
+    return (attributes == null) ? null :
+      (Attr) attributes.getNamedItem(name);
+  }
+
+  /**
+   * <b>DOM L2</b>
+   * Returns the appropriate attribute node; the name combines
+   * the namespace name and the local part.
+   */
+  public Attr getAttributeNodeNS(String namespace, String localPart)
+  {
+    return (attributes == null) ? null :
+      (Attr) attributes.getNamedItemNS(namespace, localPart);
+  }
+
+  /**
+   * <b>DOM L1</b>
+   * Modifies an existing attribute to have the specified value,
+   * or creates a new one with that value.  The name used is the
+   * nodeName value. 
+   */
+  public void setAttribute(String name, String value)
+  {
+    Attr attr = getAttributeNode(name);
+    if (attr != null)
+      {
+        attr.setNodeValue(value);
+        ((DomAttr) attr).setSpecified(true);
+        return;
+      }
+    attr = owner.createAttribute(name);
+    attr.setNodeValue(value);
+    setAttributeNode(attr);
+  }
+
+  /**
+   * <b>DOM L2</b>
+   * Modifies an existing attribute to have the specified value,
+   * or creates a new one with that value.
+   */
+  public void setAttributeNS(String uri, String aname, String value)
+  {
+    if (("xmlns".equals (aname) || aname.startsWith ("xmlns:"))
+        && !XMLConstants.XMLNS_ATTRIBUTE_NS_URI.equals (uri))
+      {
+        throw new DomEx(DomEx.NAMESPACE_ERR,
+                        "setting xmlns attribute to illegal value", this, 0);
+      }
+
+    Attr attr = getAttributeNodeNS(uri, aname);
+    if (attr != null)
+      {
+        attr.setNodeValue(value);
+        return;
+      }
+    attr = owner.createAttributeNS(uri, aname);
+    attr.setNodeValue(value);
+    setAttributeNodeNS(attr);
+  }
+
+  /**
+   * <b>DOM L1</b>
+   * Stores the specified attribute, optionally overwriting any
+   * existing one with that name.
+   */
+  public Attr setAttributeNode(Attr attr)
+  {
+    return (Attr) getAttributes().setNamedItem(attr);
+  }
+
+  /**
+   * <b>DOM L2</b>
+   * Stores the specified attribute, optionally overwriting any
+   * existing one with that name.
+   */
+  public Attr setAttributeNodeNS(Attr attr)
+  {
+    return (Attr) getAttributes().setNamedItemNS(attr);
+  }
+
+  /**
+   * <b>DOM L1</b>
+   * Removes the appropriate attribute node.
+   * If there is no such node, this is (bizarrely enough) a NOP so you
+   * won't see exceptions if your code deletes non-existent attributes.
+   *
+   * <p>Note that since there is no portable way for DOM to record
+   * DTD information, default values for attributes will never be
+   * provided automatically.
+   */
+  public void removeAttribute(String name)
+  {
+    if (attributes == null)
+      {
+        return;
+      }
+
+    try
+      {
+        attributes.removeNamedItem(name);
+      }
+    catch (DomEx e)
+      {
+        if (e.code != DomEx.NOT_FOUND_ERR)
+          {
+            throw e;
+          }
+      }
+  }
+
+  /**
+   * <b>DOM L1</b>
+   * Removes the appropriate attribute node; the name is the
+   * nodeName property of the attribute.
+   *
+   * <p>Note that since there is no portable way for DOM to record
+   * DTD information, default values for attributes will never be
+   * provided automatically.
+   */
+  public Attr removeAttributeNode(Attr node)
+  {
+    if (attributes == null)
+      {
+        throw new DomEx(DomEx.NOT_FOUND_ERR, null, node, 0);
+      }
+    return (Attr) attributes.removeNamedItem(node.getNodeName());
+  }
+
+  /**
+   * <b>DOM L2</b>
+   * Removes the appropriate attribute node; the name combines
+   * the namespace name and the local part.
+   *
+   * <p>Note that since there is no portable way for DOM to record
+   * DTD information, default values for attributes will never be
+   * provided automatically.
+   */
+  public void removeAttributeNS(String namespace, String localPart)
+  {
+    if (attributes == null)
+      {
+        throw new DomEx(DomEx.NOT_FOUND_ERR, localPart, null, 0);
+      }
+    attributes.removeNamedItemNS (namespace, localPart);
+  }
+
+  // DOM Level 3 methods
+
+  public String lookupPrefix(String namespaceURI)
+  {
+    if (namespaceURI == null)
+      {
+        return null;
+      }
+    String namespace = getNamespaceURI();
+    if (namespace != null && namespace.equals(namespaceURI))
+      {
+        return getPrefix();
+      }
+    if (attributes != null)
+      {
+        for (DomNode ctx = attributes.first; ctx != null; ctx = ctx.next)
+          {
+            if (XMLConstants.XMLNS_ATTRIBUTE_NS_URI
+                .equals(ctx.getNamespaceURI()))
+              {
+                String value = ctx.getNodeValue();
+                if (value.equals(namespaceURI))
+                  {
+                    return ctx.getLocalName();
+                  }
+              }
+          }
+      }
+    return super.lookupPrefix(namespaceURI);
+  }
+
+  public boolean isDefaultNamespace(String namespaceURI)
+  {
+    String namespace = getNamespaceURI();
+    if (namespace != null && namespace.equals(namespaceURI))
+      {
+        return getPrefix() == null;
+      }
+    if (attributes != null)
+      {
+        for (DomNode ctx = attributes.first; ctx != null; ctx = ctx.next)
+          {
+            if (XMLConstants.XMLNS_ATTRIBUTE_NS_URI
+                .equals(ctx.getNamespaceURI()))
+              {
+                String qName = ctx.getNodeName();
+                return (XMLConstants.XMLNS_ATTRIBUTE.equals(qName));
+              }
+          }
+      }
+    return super.isDefaultNamespace(namespaceURI);
+  }
+
+  public String lookupNamespaceURI(String prefix)
+  {
+    String namespace = getNamespaceURI();
+    if (namespace != null && equal(prefix, getPrefix()))
+      {
+        return namespace;
+      }
+    if (attributes != null)
+      {
+        for (DomNode ctx = attributes.first; ctx != null; ctx = ctx.next)
+          {
+            if (XMLConstants.XMLNS_ATTRIBUTE_NS_URI
+                .equals(ctx.getNamespaceURI()))
+              {
+                if (prefix == null)
+                  {
+                    if (XMLConstants.XMLNS_ATTRIBUTE.equals(ctx.getNodeName()))
+                      {
+                        return ctx.getNodeValue();
+                      }
+                  }
+                else
+                  {
+                    if (prefix.equals(ctx.getLocalName()))
+                      {
+                        return ctx.getNodeValue();
+                      }
+                  }
+              }
+          }
+      }
+    return super.lookupNamespaceURI(prefix);
+  }
+  
+  public String getBaseURI()
+  {
+    if (attributes != null)
+      {
+        Node xmlBase =
+          attributes.getNamedItemNS(XMLConstants.XML_NS_URI, "base");
+        if (xmlBase != null)
+          {
+            return xmlBase.getNodeValue();
+          }
+      }
+    return super.getBaseURI();
+  }
+  
+  public TypeInfo getSchemaTypeInfo()
+  {
+    // DTD implementation
+    DomDoctype doctype = (DomDoctype) owner.getDoctype();
+    if (doctype != null)
+      {
+        return doctype.getElementTypeInfo(getNodeName());
+      }
+    // TODO XML Schema implementation
+    return null;
+  }
+
+  public void setIdAttribute(String name, boolean isId)
+  {
+    NamedNodeMap attrs = getAttributes();
+    Attr attr = (Attr) attrs.getNamedItem(name);
+    setIdAttributeNode(attr, isId);
+  }
+  
+  public void setIdAttributeNode(Attr attr, boolean isId)
+  {
+    if (readonly)
+      {
+        throw new DomEx(DomEx.NO_MODIFICATION_ALLOWED_ERR);
+      }
+    if (attr == null || attr.getOwnerElement() != this)
+      {
+        throw new DomEx(DomEx.NOT_FOUND_ERR);
+      }
+    if (isId)
+      {
+        if (userIdAttrs == null)
+          {
+            userIdAttrs = new HashSet();
+          }
+        userIdAttrs.add(attr);
+      }
+    else if (userIdAttrs != null)
+      {
+        userIdAttrs.remove(attr);
+        if (userIdAttrs.isEmpty())
+          {
+            userIdAttrs = null;
+          }
+      }
+  }
+
+  public void setIdAttributeNS(String namespaceURI, String localName,
+                               boolean isId)
+  {
+    NamedNodeMap attrs = getAttributes();
+    Attr attr = (Attr) attrs.getNamedItemNS(namespaceURI, localName);
+    setIdAttributeNode(attr, isId);
+  }
+  
+}