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Java example source code file (MutationEventImpl.java)

This example Java source code file (MutationEventImpl.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

dom, dom_attr_modified, dom_node_inserted, dom_node_inserted_into_document, dom_node_removed_from_document, dom_subtree_modified, domattrmodified, domnodeinserted, domnoderemoved, domnoderemovedfromdocument, domsubtreemodified, mutationevent, mutationeventimpl, node, string

The MutationEventImpl.java Java example source code

/*
 * reserved comment block
 * DO NOT REMOVE OR ALTER!
 */
/*
 * 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,
 * 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 com.sun.org.apache.xerces.internal.dom.events;

import org.w3c.dom.Node;
import org.w3c.dom.events.MutationEvent;

/**
 * @xerces.internal
 *
 */

public class MutationEventImpl
extends com.sun.org.apache.xerces.internal.dom.events.EventImpl
implements MutationEvent
{
    Node relatedNode=null;
    String prevValue=null,newValue=null,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;
    }

    /**
     *  <code>attrChange indicates the type of change which triggered
     * the DOMAttrModified event. The values can be <code>MODIFICATION
     * , <code>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);
    }

}

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