org.apache.xerces.jaxp.validation.DOMResultBuilder Maven / Gradle / Ivy
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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.xerces.jaxp.validation;
import java.util.ArrayList;
import javax.xml.transform.dom.DOMResult;
import org.apache.xerces.dom.AttrImpl;
import org.apache.xerces.dom.CoreDocumentImpl;
import org.apache.xerces.dom.DOMMessageFormatter;
import org.apache.xerces.dom.DocumentTypeImpl;
import org.apache.xerces.dom.ElementImpl;
import org.apache.xerces.dom.ElementNSImpl;
import org.apache.xerces.dom.EntityImpl;
import org.apache.xerces.dom.NotationImpl;
import org.apache.xerces.dom.PSVIAttrNSImpl;
import org.apache.xerces.dom.PSVIDocumentImpl;
import org.apache.xerces.dom.PSVIElementNSImpl;
import org.apache.xerces.impl.Constants;
import org.apache.xerces.impl.dv.XSSimpleType;
import org.apache.xerces.xni.Augmentations;
import org.apache.xerces.xni.NamespaceContext;
import org.apache.xerces.xni.QName;
import org.apache.xerces.xni.XMLAttributes;
import org.apache.xerces.xni.XMLLocator;
import org.apache.xerces.xni.XMLResourceIdentifier;
import org.apache.xerces.xni.XMLString;
import org.apache.xerces.xni.XNIException;
import org.apache.xerces.xni.parser.XMLDocumentSource;
import org.apache.xerces.xs.AttributePSVI;
import org.apache.xerces.xs.ElementPSVI;
import org.apache.xerces.xs.XSTypeDefinition;
import org.w3c.dom.CDATASection;
import org.w3c.dom.Comment;
import org.w3c.dom.Document;
import org.w3c.dom.DocumentType;
import org.w3c.dom.Element;
import org.w3c.dom.Entity;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.Notation;
import org.w3c.dom.ProcessingInstruction;
import org.w3c.dom.Text;
/**
* DOM result builder.
*
* @author Michael Glavassevich, IBM
* @version $Id: DOMResultBuilder.java 699902 2008-09-28 21:40:49Z mrglavas $
*/
final class DOMResultBuilder implements DOMDocumentHandler {
/** Table for quick check of child insertion. */
private final static int[] kidOK;
static {
kidOK = new int[13];
kidOK[Node.DOCUMENT_NODE] =
1 << Node.ELEMENT_NODE | 1 << Node.PROCESSING_INSTRUCTION_NODE |
1 << Node.COMMENT_NODE | 1 << Node.DOCUMENT_TYPE_NODE;
kidOK[Node.DOCUMENT_FRAGMENT_NODE] =
kidOK[Node.ENTITY_NODE] =
kidOK[Node.ENTITY_REFERENCE_NODE] =
kidOK[Node.ELEMENT_NODE] =
1 << Node.ELEMENT_NODE | 1 << Node.PROCESSING_INSTRUCTION_NODE |
1 << Node.COMMENT_NODE | 1 << Node.TEXT_NODE |
1 << Node.CDATA_SECTION_NODE | 1 << Node.ENTITY_REFERENCE_NODE ;
kidOK[Node.ATTRIBUTE_NODE] = 1 << Node.TEXT_NODE | 1 << Node.ENTITY_REFERENCE_NODE;
kidOK[Node.DOCUMENT_TYPE_NODE] = 0;
kidOK[Node.PROCESSING_INSTRUCTION_NODE] = 0;
kidOK[Node.COMMENT_NODE] = 0;
kidOK[Node.TEXT_NODE] = 0;
kidOK[Node.CDATA_SECTION_NODE] = 0;
kidOK[Node.NOTATION_NODE] = 0;
} // static
//
// Data
//
private Document fDocument;
private CoreDocumentImpl fDocumentImpl;
private boolean fStorePSVI;
private Node fTarget;
private Node fNextSibling;
private Node fCurrentNode;
private Node fFragmentRoot;
private final ArrayList fTargetChildren = new ArrayList();
private boolean fIgnoreChars;
private final QName fAttributeQName = new QName();
public DOMResultBuilder() {}
/*
* DOMDocumentHandler methods
*/
public void setDOMResult(DOMResult result) {
fCurrentNode = null;
fFragmentRoot = null;
fIgnoreChars = false;
fTargetChildren.clear();
if (result != null) {
fTarget = result.getNode();
fNextSibling = result.getNextSibling();
fDocument = (fTarget.getNodeType() == Node.DOCUMENT_NODE) ? (Document) fTarget : fTarget.getOwnerDocument();
fDocumentImpl = (fDocument instanceof CoreDocumentImpl) ? (CoreDocumentImpl) fDocument : null;
fStorePSVI = (fDocument instanceof PSVIDocumentImpl);
return;
}
fTarget = null;
fNextSibling = null;
fDocument = null;
fDocumentImpl = null;
fStorePSVI = false;
}
public void doctypeDecl(DocumentType node) throws XNIException {
/** Create new DocumentType node for the target. */
if (fDocumentImpl != null) {
DocumentType docType = fDocumentImpl.createDocumentType(node.getName(), node.getPublicId(), node.getSystemId());
final String internalSubset = node.getInternalSubset();
/** Copy internal subset. */
if (internalSubset != null) {
((DocumentTypeImpl) docType).setInternalSubset(internalSubset);
}
/** Copy entities. */
NamedNodeMap oldMap = node.getEntities();
NamedNodeMap newMap = docType.getEntities();
int length = oldMap.getLength();
for (int i = 0; i < length; ++i) {
Entity oldEntity = (Entity) oldMap.item(i);
EntityImpl newEntity = (EntityImpl) fDocumentImpl.createEntity(oldEntity.getNodeName());
newEntity.setPublicId(oldEntity.getPublicId());
newEntity.setSystemId(oldEntity.getSystemId());
newEntity.setNotationName(oldEntity.getNotationName());
newMap.setNamedItem(newEntity);
}
/** Copy notations. */
oldMap = node.getNotations();
newMap = docType.getNotations();
length = oldMap.getLength();
for (int i = 0; i < length; ++i) {
Notation oldNotation = (Notation) oldMap.item(i);
NotationImpl newNotation = (NotationImpl) fDocumentImpl.createNotation(oldNotation.getNodeName());
newNotation.setPublicId(oldNotation.getPublicId());
newNotation.setSystemId(oldNotation.getSystemId());
newMap.setNamedItem(newNotation);
}
append(docType);
}
}
public void characters(Text node) throws XNIException {
/** Create new Text node for the target. */
append(fDocument.createTextNode(node.getNodeValue()));
}
public void cdata(CDATASection node) throws XNIException {
/** Create new CDATASection node for the target. */
append(fDocument.createCDATASection(node.getNodeValue()));
}
public void comment(Comment node) throws XNIException {
/** Create new Comment node for the target. */
append(fDocument.createComment(node.getNodeValue()));
}
public void processingInstruction(ProcessingInstruction node)
throws XNIException {
/** Create new ProcessingInstruction node for the target. */
append(fDocument.createProcessingInstruction(node.getTarget(), node.getData()));
}
public void setIgnoringCharacters(boolean ignore) {
fIgnoreChars = ignore;
}
/*
* XMLDocumentHandler methods
*/
public void startDocument(XMLLocator locator, String encoding,
NamespaceContext namespaceContext, Augmentations augs)
throws XNIException {}
public void xmlDecl(String version, String encoding, String standalone,
Augmentations augs) throws XNIException {}
public void doctypeDecl(String rootElement, String publicId,
String systemId, Augmentations augs) throws XNIException {}
public void comment(XMLString text, Augmentations augs) throws XNIException {}
public void processingInstruction(String target, XMLString data,
Augmentations augs) throws XNIException {}
public void startElement(QName element, XMLAttributes attributes,
Augmentations augs) throws XNIException {
Element elem;
int attrCount = attributes.getLength();
if (fDocumentImpl == null) {
elem = fDocument.createElementNS(element.uri, element.rawname);
for (int i = 0; i < attrCount; ++i) {
attributes.getName(i, fAttributeQName);
elem.setAttributeNS(fAttributeQName.uri, fAttributeQName.rawname, attributes.getValue(i));
}
}
// If it's a Xerces DOM store type information for attributes, set idness, etc..
else {
elem = fDocumentImpl.createElementNS(element.uri, element.rawname, element.localpart);
for (int i = 0; i < attrCount; ++i) {
attributes.getName(i, fAttributeQName);
AttrImpl attr = (AttrImpl) fDocumentImpl.createAttributeNS(fAttributeQName.uri,
fAttributeQName.rawname, fAttributeQName.localpart);
attr.setValue(attributes.getValue(i));
elem.setAttributeNodeNS(attr);
// write type information to this attribute
AttributePSVI attrPSVI = (AttributePSVI) attributes.getAugmentations(i).getItem (Constants.ATTRIBUTE_PSVI);
if (attrPSVI != null) {
if (fStorePSVI) {
((PSVIAttrNSImpl) attr).setPSVI(attrPSVI);
}
Object type = attrPSVI.getMemberTypeDefinition();
if (type == null) {
type = attrPSVI.getTypeDefinition();
if (type != null) {
attr.setType (type);
if (((XSSimpleType) type).isIDType()) {
((ElementImpl) elem).setIdAttributeNode (attr, true);
}
}
}
else {
attr.setType (type);
if (((XSSimpleType) type).isIDType()) {
((ElementImpl) elem).setIdAttributeNode (attr, true);
}
}
}
attr.setSpecified(attributes.isSpecified(i));
}
}
append(elem);
fCurrentNode = elem;
if (fFragmentRoot == null) {
fFragmentRoot = elem;
}
}
public void emptyElement(QName element, XMLAttributes attributes,
Augmentations augs) throws XNIException {
startElement(element, attributes, augs);
endElement(element, augs);
}
public void startGeneralEntity(String name,
XMLResourceIdentifier identifier, String encoding,
Augmentations augs) throws XNIException {}
public void textDecl(String version, String encoding, Augmentations augs)
throws XNIException {}
public void endGeneralEntity(String name, Augmentations augs)
throws XNIException {}
public void characters(XMLString text, Augmentations augs)
throws XNIException {
if (!fIgnoreChars) {
append(fDocument.createTextNode(text.toString()));
}
}
public void ignorableWhitespace(XMLString text, Augmentations augs)
throws XNIException {
characters(text, augs);
}
public void endElement(QName element, Augmentations augs)
throws XNIException {
// write type information to this element
if (augs != null && fDocumentImpl != null) {
ElementPSVI elementPSVI = (ElementPSVI)augs.getItem(Constants.ELEMENT_PSVI);
if (elementPSVI != null) {
if (fStorePSVI) {
((PSVIElementNSImpl)fCurrentNode).setPSVI(elementPSVI);
}
XSTypeDefinition type = elementPSVI.getMemberTypeDefinition();
if (type == null) {
type = elementPSVI.getTypeDefinition();
}
((ElementNSImpl)fCurrentNode).setType(type);
}
}
// adjust current node reference
if (fCurrentNode == fFragmentRoot) {
fCurrentNode = null;
fFragmentRoot = null;
return;
}
fCurrentNode = fCurrentNode.getParentNode();
}
public void startCDATA(Augmentations augs) throws XNIException {}
public void endCDATA(Augmentations augs) throws XNIException {}
public void endDocument(Augmentations augs) throws XNIException {
final int length = fTargetChildren.size();
if (fNextSibling == null) {
for (int i = 0; i < length; ++i) {
fTarget.appendChild((Node) fTargetChildren.get(i));
}
}
else {
for (int i = 0; i < length; ++i) {
fTarget.insertBefore((Node) fTargetChildren.get(i), fNextSibling);
}
}
}
public void setDocumentSource(XMLDocumentSource source) {}
public XMLDocumentSource getDocumentSource() {
return null;
}
/*
* Other methods
*/
private void append(Node node) throws XNIException {
if (fCurrentNode != null) {
fCurrentNode.appendChild(node);
}
else {
/** Check if this node can be attached to the target. */
if ((kidOK[fTarget.getNodeType()] & (1 << node.getNodeType())) == 0) {
String msg = DOMMessageFormatter.formatMessage(DOMMessageFormatter.DOM_DOMAIN, "HIERARCHY_REQUEST_ERR", null);
throw new XNIException(msg);
}
fTargetChildren.add(node);
}
}
} // DOMResultBuilder