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A processor for parsing, validating, serializing and manipulating XML, written in Java
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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.dom.events;
import org.w3c.dom.Node;
import org.w3c.dom.events.MutationEvent;
/**
* An implementation of the DOM Level 2 MutationEvent
interface.
*
* @xerces.internal
*
* @version $Id$
*/
public class MutationEventImpl
extends EventImpl
implements MutationEvent {
Node relatedNode = null;
String prevValue = null;
String newValue = null;
String attrName = null;
// REVISIT: The DOM Level 2 PR has a bug: the init method should let this
// attribute be specified. Since it doesn't we have to give write access.
public short attrChange;
// NON-DOM CONSTANTS: Storage efficiency, avoid risk of typos.
public static final String DOM_SUBTREE_MODIFIED = "DOMSubtreeModified";
public static final String DOM_NODE_INSERTED = "DOMNodeInserted";
public static final String DOM_NODE_REMOVED = "DOMNodeRemoved";
public static final String DOM_NODE_REMOVED_FROM_DOCUMENT = "DOMNodeRemovedFromDocument";
public static final String DOM_NODE_INSERTED_INTO_DOCUMENT = "DOMNodeInsertedIntoDocument";
public static final String DOM_ATTR_MODIFIED = "DOMAttrModified";
public static final String DOM_CHARACTER_DATA_MODIFIED = "DOMCharacterDataModified";
/**
* @return the name of the Attr which
* changed, for DOMAttrModified events.
* Undefined for others.
*/
public String getAttrName() {
return attrName;
}
/**
* attrChange
indicates the type of change which triggered
* the DOMAttrModified event. The values can be MODIFICATION
* , ADDITION
, or REMOVAL
.
*/
public short getAttrChange() {
return attrChange;
}
/**
* @return the new string value of the Attr for DOMAttrModified events, or
* of the CharacterData node for DOMCharDataModifed events.
* Undefined for others.
*/
public String getNewValue() {
return newValue;
}
/**
* @return the previous string value of the Attr for DOMAttrModified events, or
* of the CharacterData node for DOMCharDataModifed events.
* Undefined for others.
*/
public String getPrevValue() {
return prevValue;
}
/**
* @return a Node related to this event, other than the target that the
* node was dispatched to. For DOMNodeRemoved, it is the node which
* was removed.
* No other uses are currently defined.
*/
public Node getRelatedNode() {
return relatedNode;
}
/**
* Initialize a mutation event, or overwrite the event's current
* settings with new values of the parameters.
*/
public void initMutationEvent(String typeArg, boolean canBubbleArg,
boolean cancelableArg, Node relatedNodeArg, String prevValueArg,
String newValueArg, String attrNameArg, short attrChangeArg) {
relatedNode = relatedNodeArg;
prevValue = prevValueArg;
newValue = newValueArg;
attrName = attrNameArg;
attrChange = attrChangeArg;
super.initEvent(typeArg, canBubbleArg, cancelableArg);
}
}