com.sun.org.apache.xerces.internal.dom.DeferredDocumentTypeImpl Maven / Gradle / Ivy
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package com.sun.org.apache.xerces.internal.dom;
import org.w3c.dom.Node;
/**
* This class represents a Document Type declaraction in
* the document itself, not a Document Type Definition (DTD).
* An XML document may (or may not) have such a reference.
*
* DocumentType is an Extended DOM feature, used in XML documents but
* not in HTML.
*
* Note that Entities and Notations are no longer children of the
* DocumentType, but are parentless nodes hung only in their
* appropriate NamedNodeMaps.
*
* This area is UNDERSPECIFIED IN REC-DOM-Level-1-19981001
* Most notably, absolutely no provision was made for storing
* and using Element and Attribute information. Nor was the linkage
* between Entities and Entity References nailed down solidly.
*
* @xerces.internal
*
* @version $Id: DeferredDocumentTypeImpl.java,v 1.6 2010-11-01 04:39:38 joehw Exp $
* @since PR-DOM-Level-1-19980818.
*/
public class DeferredDocumentTypeImpl
extends DocumentTypeImpl
implements DeferredNode {
//
// Constants
//
/** Serialization version. */
static final long serialVersionUID = -2172579663227313509L;
//
// Data
//
/** Node index. */
protected transient int fNodeIndex;
//
// Constructors
//
/**
* This is the deferred constructor. Only the fNodeIndex is given here.
* All other data, can be requested from the ownerDocument via the index.
*/
DeferredDocumentTypeImpl(DeferredDocumentImpl ownerDocument, int nodeIndex) {
super(ownerDocument, null);
fNodeIndex = nodeIndex;
needsSyncData(true);
needsSyncChildren(true);
} // (DeferredDocumentImpl,int)
//
// DeferredNode methods
//
/** Returns the node index. */
public int getNodeIndex() {
return fNodeIndex;
}
//
// Protected methods
//
/** Synchronizes the data (name and value) for fast nodes. */
protected void synchronizeData() {
// no need to sync in the future
needsSyncData(false);
// fluff data
DeferredDocumentImpl ownerDocument =
(DeferredDocumentImpl)this.ownerDocument;
name = ownerDocument.getNodeName(fNodeIndex);
// public and system ids
publicID = ownerDocument.getNodeValue(fNodeIndex);
systemID = ownerDocument.getNodeURI(fNodeIndex);
int extraDataIndex = ownerDocument.getNodeExtra(fNodeIndex);
internalSubset = ownerDocument.getNodeValue(extraDataIndex);
} // synchronizeData()
/** Synchronizes the entities, notations, and elements. */
protected void synchronizeChildren() {
// we don't want to generate any event for this so turn them off
boolean orig = ownerDocument().getMutationEvents();
ownerDocument().setMutationEvents(false);
// no need to synchronize again
needsSyncChildren(false);
// create new node maps
DeferredDocumentImpl ownerDocument =
(DeferredDocumentImpl)this.ownerDocument;
entities = new NamedNodeMapImpl(this);
notations = new NamedNodeMapImpl(this);
elements = new NamedNodeMapImpl(this);
// fill node maps
DeferredNode last = null;
for (int index = ownerDocument.getLastChild(fNodeIndex);
index != -1;
index = ownerDocument.getPrevSibling(index)) {
DeferredNode node = ownerDocument.getNodeObject(index);
int type = node.getNodeType();
switch (type) {
// internal, external, and unparsed entities
case Node.ENTITY_NODE: {
entities.setNamedItem(node);
break;
}
// notations
case Node.NOTATION_NODE: {
notations.setNamedItem(node);
break;
}
// element definitions
case NodeImpl.ELEMENT_DEFINITION_NODE: {
elements.setNamedItem(node);
break;
}
// elements
case Node.ELEMENT_NODE: {
if (((DocumentImpl)getOwnerDocument()).allowGrammarAccess){
insertBefore(node, last);
last = node;
break;
}
}
// NOTE: Should never get here! -Ac
default: {
System.out.println("DeferredDocumentTypeImpl" +
"#synchronizeInfo: " +
"node.getNodeType() = " +
node.getNodeType() +
", class = " +
node.getClass().getName());
}
}
}
// set mutation events flag back to its original value
ownerDocument().setMutationEvents(orig);
// set entities and notations read_only per DOM spec
setReadOnly(true, false);
} // synchronizeChildren()
} // class DeferredDocumentTypeImpl