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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.axiom.om.impl.dom;
import org.apache.axiom.om.OMConstants;
import org.apache.axiom.om.OMContainer;
import org.apache.axiom.om.OMDocument;
import org.apache.axiom.om.OMElement;
import org.apache.axiom.om.OMException;
import org.apache.axiom.om.OMFactory;
import org.apache.axiom.om.OMNode;
import org.apache.axiom.om.OMOutputFormat;
import org.apache.axiom.om.OMXMLParserWrapper;
import org.apache.axiom.om.impl.dom.factory.OMDOMFactory;
import org.w3c.dom.Attr;
import org.w3c.dom.CDATASection;
import org.w3c.dom.Comment;
import org.w3c.dom.DOMConfiguration;
import org.w3c.dom.DOMException;
import org.w3c.dom.DOMImplementation;
import org.w3c.dom.Document;
import org.w3c.dom.DocumentFragment;
import org.w3c.dom.DocumentType;
import org.w3c.dom.Element;
import org.w3c.dom.EntityReference;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.w3c.dom.ProcessingInstruction;
import org.w3c.dom.Text;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamWriter;
import java.io.OutputStream;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.Vector;
public class DocumentImpl extends ParentNode implements Document, OMDocument {
private String xmlVersion;
private String charEncoding;
private Vector idAttrs;
protected ElementImpl documentElement;
protected Hashtable identifiers;
/** @param ownerDocument */
public DocumentImpl(DocumentImpl ownerDocument, OMFactory factory) {
super(ownerDocument, factory);
((OMDOMFactory) factory).setDocument(this);
this.done = true;
}
public DocumentImpl(OMXMLParserWrapper parserWrapper, OMFactory factory) {
super(factory);
this.builder = parserWrapper;
((OMDOMFactory) factory).setDocument(this);
}
public DocumentImpl(OMFactory factory) {
super(factory);
((OMDOMFactory) factory).setDocument(this);
this.done = true;
}
// /
// /OMNode methods
// //
public void setType(int nodeType) throws OMException {
throw new UnsupportedOperationException(
"In OM Document object doesn't have a type");
}
public int getType() throws OMException {
throw new UnsupportedOperationException(
"In OM Document object doesn't have a type");
}
public void internalSerialize(XMLStreamWriter writer) throws XMLStreamException {
// TODO Auto-generated method stub
}
// /
// /Overrides ChildNode specific methods.
// /
public OMNode getNextOMSibling() throws OMException {
return null;
}
public Node getNextSibling() {
return null;
}
public OMContainer getParent() throws OMException {
throw new UnsupportedOperationException("This is the document node");
}
public OMNode getPreviousOMSibling() {
throw new UnsupportedOperationException("This is the document node");
}
public Node getPreviousSibling() {
return null;
}
public void setNextOMSibling(OMNode node) {
throw new UnsupportedOperationException("This is the document node");
}
public void setParent(OMContainer element) {
throw new UnsupportedOperationException("This is the document node");
}
public void setPreviousOMSibling(OMNode node) {
throw new UnsupportedOperationException("This is the document node");
}
// /
// /org.w3c.dom.Node methods
// /
public String getNodeName() {
return "#document";
}
public short getNodeType() {
return Node.DOCUMENT_NODE;
}
// /org.w3c.dom.Document methods
// /
public Attr createAttribute(String name) throws DOMException {
if (!DOMUtil.isQualifiedName(name)) {
String msg = DOMMessageFormatter.formatMessage(
DOMMessageFormatter.DOM_DOMAIN, "INVALID_CHARACTER_ERR",
null);
throw new DOMException(DOMException.INVALID_CHARACTER_ERR, msg);
}
return new AttrImpl(this, name, this.factory);
}
public Attr createAttributeNS(String namespaceURI, String qualifiedName)
throws DOMException {
String localName = DOMUtil.getLocalName(qualifiedName);
String prefix = DOMUtil.getPrefix(qualifiedName);
if (!OMConstants.XMLNS_NS_PREFIX.equals(localName)) {
this.checkQName(prefix, localName);
} else {
return this.createAttribute(localName);
}
return new AttrImpl(this, localName, new NamespaceImpl(
namespaceURI, prefix), this.factory);
}
public CDATASection createCDATASection(String arg0) throws DOMException {
// TODO
throw new UnsupportedOperationException("TODO");
}
public Comment createComment(String data) {
return new CommentImpl(this, data, this.factory);
}
public DocumentFragment createDocumentFragment() {
return new DocumentFragmentImpl(this, this.factory);
}
public Element createElement(String tagName) throws DOMException {
return new ElementImpl(this, tagName, this.factory);
}
public Element createElementNS(String ns, String qualifiedName)
throws DOMException {
if (ns == null) ns = "";
String localName = DOMUtil.getLocalName(qualifiedName);
String prefix = DOMUtil.getPrefix(qualifiedName);
if(prefix == null) {
prefix = "";
}
//When the namespace is a default namespace
if (prefix != null && !"".equals(prefix)) {
this.checkQName(prefix, localName);
}
NamespaceImpl namespace = new NamespaceImpl(ns, prefix);
return new ElementImpl(this, localName, namespace, this.factory);
}
public EntityReference createEntityReference(String arg0)
throws DOMException {
// TODO
throw new UnsupportedOperationException("TODO");
}
public ProcessingInstruction createProcessingInstruction(String arg0,
String arg1) throws DOMException {
// TODO
throw new UnsupportedOperationException("TODO");
}
public Text createTextNode(String value) {
return new TextImpl(this, value, this.factory);
}
public DocumentType getDoctype() {
// TODO
throw new UnsupportedOperationException("TODO");
}
public Element getElementById(String elementId) {
//If there are no id attrs
if (this.idAttrs == null) {
return null;
}
Enumeration attrEnum = this.idAttrs.elements();
while (attrEnum.hasMoreElements()) {
Attr tempAttr = (Attr) attrEnum.nextElement();
if (tempAttr.getValue().equals(elementId)) {
return tempAttr.getOwnerElement();
}
}
//If we reach this point then, there's no such attr
return null;
}
public NodeList getElementsByTagName(String arg0) {
// TODO
throw new UnsupportedOperationException("TODO");
}
public NodeList getElementsByTagNameNS(String arg0, String arg1) {
// TODO
throw new UnsupportedOperationException("TODO");
}
public DOMImplementation getImplementation() {
// TODO
throw new UnsupportedOperationException("TODO");
}
public Node importNode(Node importedNode, boolean deep) throws DOMException {
short type = importedNode.getNodeType();
Node newNode = null;
switch (type) {
case Node.ELEMENT_NODE: {
Element newElement;
if (importedNode.getLocalName() == null) {
newElement = this.createElement(importedNode.getNodeName());
} else {
String ns = importedNode.getNamespaceURI();
ns = (ns != null) ? ns.intern() : null;
newElement = createElementNS(ns, importedNode.getNodeName());
}
// Copy element's attributes, if any.
NamedNodeMap sourceAttrs = importedNode.getAttributes();
if (sourceAttrs != null) {
int length = sourceAttrs.getLength();
for (int index = 0; index < length; index++) {
Attr attr = (Attr) sourceAttrs.item(index);
if (attr.getNamespaceURI() != null
&& !attr.getNamespaceURI().equals(
OMConstants.XMLNS_NS_URI)) {
Attr newAttr = (Attr) importNode(attr, true);
newElement.setAttributeNodeNS(newAttr);
} else { // if (attr.getLocalName() == null) {
Attr newAttr = (Attr) importNode(attr, true);
newElement.setAttributeNode(newAttr);
}
}
}
newNode = newElement;
break;
}
case Node.ATTRIBUTE_NODE: {
if ("".equals(importedNode.getNamespaceURI())
|| importedNode.getNamespaceURI() == null) {
newNode = createAttribute(importedNode.getNodeName());
} else {
//Check whether it is a default ns decl
if (OMConstants.XMLNS_NS_PREFIX.equals(importedNode.getNodeName())) {
newNode = createAttribute(importedNode.getNodeName());
} else {
String ns = importedNode.getNamespaceURI();
ns = (ns != null) ? ns.intern() : null;
newNode = createAttributeNS(ns ,
importedNode.getNodeName());
}
}
((Attr) newNode).setValue(importedNode.getNodeValue());
break;
}
case Node.TEXT_NODE: {
newNode = createTextNode(importedNode.getNodeValue());
break;
}
case Node.COMMENT_NODE: {
newNode = createComment(importedNode.getNodeValue());
break;
}
case Node.DOCUMENT_FRAGMENT_NODE: {
newNode = createDocumentFragment();
// No name, kids carry value
break;
}
case Node.CDATA_SECTION_NODE:
case Node.ENTITY_REFERENCE_NODE:
case Node.ENTITY_NODE:
case Node.PROCESSING_INSTRUCTION_NODE:
case Node.DOCUMENT_TYPE_NODE:
case Node.NOTATION_NODE:
throw new UnsupportedOperationException("TODO : Implement handling of org.w3c.dom.Node type == " + type );
case Node.DOCUMENT_NODE: // Can't import document nodes
default: { // Unknown node type
String msg = DOMMessageFormatter.formatMessage(
DOMMessageFormatter.DOM_DOMAIN, "NOT_SUPPORTED_ERR", null);
throw new DOMException(DOMException.NOT_SUPPORTED_ERR, msg);
}
}
// If deep, replicate and attach the kids.
if (deep && !(importedNode instanceof Attr)) {
for (Node srckid = importedNode.getFirstChild(); srckid != null;
srckid = srckid.getNextSibling()) {
newNode.appendChild(importNode(srckid, true));
}
}
return newNode;
}
public void serialize(XMLStreamWriter xmlWriter) throws XMLStreamException {
// TODO
throw new UnsupportedOperationException("TODO");
}
public void internalSerializeAndConsume(XMLStreamWriter writer)
throws XMLStreamException {
// TODO
throw new UnsupportedOperationException("TODO");
}
public void serializeAndConsume(XMLStreamWriter xmlWriter)
throws XMLStreamException {
// TODO
throw new UnsupportedOperationException("TODO");
}
// /
// /OMDocument Methods
// /
public String getCharsetEncoding() {
return this.charEncoding;
}
public String getXMLVersion() {
return this.xmlVersion;
}
public String isStandalone() {
// TODO
throw new UnsupportedOperationException("TODO");
}
public void setCharsetEncoding(String charsetEncoding) {
this.charEncoding = charsetEncoding;
}
public void setOMDocumentElement(OMElement rootElement) {
this.firstChild = (ElementImpl) rootElement;
}
public void setStandalone(String isStandalone) {
// TODO
throw new UnsupportedOperationException("TODO");
}
public void serializeAndConsume(OutputStream output, OMOutputFormat format)
throws XMLStreamException {
// TODO
throw new UnsupportedOperationException("TODO");
}
public void serialize(OutputStream output, OMOutputFormat format)
throws XMLStreamException {
// TODO
throw new UnsupportedOperationException("TODO");
}
public void setXMLVersion(String version) {
this.xmlVersion = version;
}
/**
* Returns the document element.
*
* @see org.apache.axiom.om.OMDocument#getOMDocumentElement()
*/
public OMElement getOMDocumentElement() {
//We'r sure that only an element can be the first child of a Document
if (this.documentElement == null && !this.done) {
this.builder.next();
}
return this.documentElement;
}
/**
* Returns the document element.
*
* @see org.w3c.dom.Document#getDocumentElement()
*/
public Element getDocumentElement() {
return (Element) this.getOMDocumentElement();
}
/**
* Borrowed from the Xerces impl. Checks if the given qualified name is legal with respect to
* the version of XML to which this document must conform.
*
* @param prefix prefix of qualified name
* @param local local part of qualified name
*/
protected final void checkQName(String prefix, String local) {
// check that both prefix and local part match NCName
boolean validNCName = (prefix == null || XMLChar.isValidNCName(prefix))
&& XMLChar.isValidNCName(local);
if (!validNCName) {
// REVISIT: add qname parameter to the message
String msg = DOMMessageFormatter.formatMessage(
DOMMessageFormatter.DOM_DOMAIN, "INVALID_CHARACTER_ERR",
null);
throw new DOMException(DOMException.INVALID_CHARACTER_ERR, msg);
}
if (prefix == null || prefix.equals("")) {
String msg = DOMMessageFormatter.formatMessage(
DOMMessageFormatter.DOM_DOMAIN, "NAMESPACE_ERR", null);
throw new DOMException(DOMException.NAMESPACE_ERR, msg);
}
}
public void build() {
if (this.firstChild != null && !this.firstChild.done) {
this.firstChild.build();
}
this.done = true;
}
protected void addIdAttr(Attr attr) {
if (this.idAttrs == null) {
this.idAttrs = new Vector();
}
this.idAttrs.add(attr);
}
protected void removeIdAttr(Attr attr) {
if (this.idAttrs != null) {
this.idAttrs.remove(attr);
}
}
/*
* DOM-Level 3 methods
*/
public Node adoptNode(Node node) throws DOMException {
//OK... I'm cheating here, a BIG TODO
return this.importNode(node, true);
}
public String getDocumentURI() {
// TODO TODO
throw new UnsupportedOperationException("TODO");
}
public DOMConfiguration getDomConfig() {
// TODO TODO
throw new UnsupportedOperationException("TODO");
}
public String getInputEncoding() {
// TODO TODO
throw new UnsupportedOperationException("TODO");
}
public boolean getStrictErrorChecking() {
// TODO TODO
throw new UnsupportedOperationException("TODO");
}
public String getXmlEncoding() {
// TODO TODO
throw new UnsupportedOperationException("TODO");
}
public boolean getXmlStandalone() {
// TODO TODO
throw new UnsupportedOperationException("TODO");
}
public String getXmlVersion() {
// TODO TODO
throw new UnsupportedOperationException("TODO");
}
public void normalizeDocument() {
// TODO TODO
throw new UnsupportedOperationException("TODO");
}
public Node renameNode(Node arg0, String arg1, String arg2)
throws DOMException {
// TODO TODO
throw new UnsupportedOperationException("TODO");
}
public void setDocumentURI(String arg0) {
// TODO TODO
throw new UnsupportedOperationException("TODO");
}
public void setStrictErrorChecking(boolean arg0) {
// TODO TODO
throw new UnsupportedOperationException("TODO");
}
public void setXmlStandalone(boolean arg0) throws DOMException {
// TODO TODO
throw new UnsupportedOperationException("TODO");
}
public void setXmlVersion(String arg0) throws DOMException {
// TODO TODO
throw new UnsupportedOperationException("TODO");
}
}
