jdk8u.jaxp.org.apache.xerces.external.dom.DeferredElementDefinitionImpl Maven / Gradle / Ivy
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/*
* Copyright 1999-2002,2004 The Apache Software Foundation.
*
* Licensed 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,
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* See the License for the specific language governing permissions and
* limitations under the License.
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package jdk8u.jaxp.org.apache.xerces.external.dom;
import org.w3c.dom.Node;
/**
* NON-DOM CLASS: Describe one of the Elements (and its associated
* Attributes) defined in this Document Type.
*
* I've included this in Level 1 purely as an anchor point for default
* attributes. In Level 2 it should enable the ChildRule support.
*
* @xerces.internal
*
*/
public class DeferredElementDefinitionImpl
extends ElementDefinitionImpl
implements DeferredNode {
//
// Constants
//
/** Serialization version. */
static final long serialVersionUID = 6703238199538041591L;
//
// 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.
*/
DeferredElementDefinitionImpl(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);
} // synchronizeData()
/** Synchronizes the default attribute values. */
protected void synchronizeChildren() {
// we don't want to generate any event for this so turn them off
boolean orig = ownerDocument.getMutationEvents();
ownerDocument.setMutationEvents(false);
// attributes are now synced
needsSyncChildren(false);
// create attributes node map
DeferredDocumentImpl ownerDocument =
(DeferredDocumentImpl)this.ownerDocument;
attributes = new NamedNodeMapImpl(ownerDocument);
// Default attributes dangle as children of the element
// definition "node" in the internal fast table.
for (int nodeIndex = ownerDocument.getLastChild(fNodeIndex);
nodeIndex != -1;
nodeIndex = ownerDocument.getPrevSibling(nodeIndex)) {
Node attr = ownerDocument.getNodeObject(nodeIndex);
attributes.setNamedItem(attr);
}
// set mutation events flag back to its original value
ownerDocument.setMutationEvents(orig);
} // synchronizeChildren()
} // class DeferredElementDefinitionImpl