org.apache.xerces.dom.DeferredAttrNSImpl Maven / Gradle / Ivy
/*
* 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.
*/
/*
* WARNING: because java doesn't support multi-inheritance some code is
* duplicated. If you're changing this file you probably want to change
* DeferredAttrImpl.java at the same time.
*/
package org.apache.xerces.dom;
/**
* DeferredAttrNSImpl is to AttrNSImpl, what DeferredAttrImpl is to
* AttrImpl.
*
* @xerces.internal
*
* @author Andy Clark, IBM
* @author Arnaud Le Hors, IBM
* @version $Id: DeferredAttrNSImpl.java 447266 2006-09-18 05:57:49Z mrglavas $
* @see DeferredAttrImpl
*/
public final class DeferredAttrNSImpl
extends AttrNSImpl
implements DeferredNode {
//
// Constants
//
/** Serialization version. */
static final long serialVersionUID = 6074924934945957154L;
//
// 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.
*/
DeferredAttrNSImpl(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) ownerDocument();
name = ownerDocument.getNodeName(fNodeIndex);
// extract prefix and local part from QName
int index = name.indexOf(':');
if (index < 0) {
localName = name;
}
else {
localName = name.substring(index + 1);
}
int extra = ownerDocument.getNodeExtra(fNodeIndex);
isSpecified((extra & SPECIFIED) != 0);
isIdAttribute((extra & ID) != 0);
namespaceURI = ownerDocument.getNodeURI(fNodeIndex);
int extraNode = ownerDocument.getLastChild(fNodeIndex);
type = ownerDocument.getTypeInfo(extraNode);
} // synchronizeData()
/**
* Synchronizes the node's children with the internal structure.
* Fluffing the children at once solves a lot of work to keep
* the two structures in sync. The problem gets worse when
* editing the tree -- this makes it a lot easier.
*/
protected void synchronizeChildren() {
DeferredDocumentImpl ownerDocument =
(DeferredDocumentImpl) ownerDocument();
ownerDocument.synchronizeChildren(this, fNodeIndex);
} // synchronizeChildren()
} // class DeferredAttrImpl