001: /*
002: * The Apache Software License, Version 1.1
003: *
004: *
005: * Copyright (c) 1999 The Apache Software Foundation. All rights
006: * reserved.
007: *
008: * Redistribution and use in source and binary forms, with or without
009: * modification, are permitted provided that the following conditions
010: * are met:
011: *
012: * 1. Redistributions of source code must retain the above copyright
013: * notice, this list of conditions and the following disclaimer.
014: *
015: * 2. Redistributions in binary form must reproduce the above copyright
016: * notice, this list of conditions and the following disclaimer in
017: * the documentation and/or other materials provided with the
018: * distribution.
019: *
020: * 3. The end-user documentation included with the redistribution,
021: * if any, must include the following acknowledgment:
022: * "This product includes software developed by the
023: * Apache Software Foundation (http://www.apache.org/)."
024: * Alternately, this acknowledgment may appear in the software itself,
025: * if and wherever such third-party acknowledgments normally appear.
026: *
027: * 4. The names "Xerces" and "Apache Software Foundation" must
028: * not be used to endorse or promote products derived from this
029: * software without prior written permission. For written
030: * permission, please contact apache@apache.org.
031: *
032: * 5. Products derived from this software may not be called "Apache",
033: * nor may "Apache" appear in their name, without prior written
034: * permission of the Apache Software Foundation.
035: *
036: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
037: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
038: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
039: * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
040: * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
041: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
042: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
043: * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
044: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
045: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
046: * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
047: * SUCH DAMAGE.
048: * ====================================================================
049: *
050: * This software consists of voluntary contributions made by many
051: * individuals on behalf of the Apache Software Foundation and was
052: * originally based on software copyright (c) 1999, International
053: * Business Machines, Inc., http://www.apache.org. For more
054: * information on the Apache Software Foundation, please see
055: * <http://www.apache.org/>.
056: */
057: package org.apache.xerces.dom.events;
058:
059: import org.w3c.dom.Node;
060: import org.w3c.dom.events.MutationEvent;
061:
062: public class MutationEventImpl extends
063: org.apache.xerces.dom.events.EventImpl implements MutationEvent {
064: Node relatedNode = null;
065: String prevValue = null, newValue = null, attrName = null;
066: // REVISIT: The DOM Level 2 PR has a bug: the init method should let this
067: // attribute be specified. Since it doesn't we have to give write access.
068: public short attrChange;
069:
070: // NON-DOM CONSTANTS: Storage efficiency, avoid risk of typos.
071: public static final String DOM_SUBTREE_MODIFIED = "DOMSubtreeModified";
072: public static final String DOM_NODE_INSERTED = "DOMNodeInserted";
073: public static final String DOM_NODE_REMOVED = "DOMNodeRemoved";
074: public static final String DOM_NODE_REMOVED_FROM_DOCUMENT = "DOMNodeRemovedFromDocument";
075: public static final String DOM_NODE_INSERTED_INTO_DOCUMENT = "DOMNodeInsertedIntoDocument";
076: public static final String DOM_ATTR_MODIFIED = "DOMAttrModified";
077: public static final String DOM_CHARACTER_DATA_MODIFIED = "DOMCharacterDataModified";
078:
079: /** @return the name of the Attr which
080: changed, for DOMAttrModified events.
081: Undefined for others.
082: */
083: public String getAttrName() {
084: return attrName;
085: }
086:
087: /**
088: * <code>attrChange</code> indicates the type of change which triggered
089: * the DOMAttrModified event. The values can be <code>MODIFICATION</code>
090: * , <code>ADDITION</code>, or <code>REMOVAL</code>.
091: */
092: public short getAttrChange() {
093: return attrChange;
094: }
095:
096: /** @return the new string value of the Attr for DOMAttrModified events, or
097: of the CharacterData node for DOMCharDataModifed events.
098: Undefined for others.
099: */
100: public String getNewValue() {
101: return newValue;
102: }
103:
104: /** @return the previous string value of the Attr for DOMAttrModified events, or
105: of the CharacterData node for DOMCharDataModifed events.
106: Undefined for others.
107: */
108: public String getPrevValue() {
109: return prevValue;
110: }
111:
112: /** @return a Node related to this event, other than the target that the
113: node was dispatched to. For DOMNodeRemoved, it is the node which
114: was removed.
115: No other uses are currently defined.
116: */
117: public Node getRelatedNode() {
118: return relatedNode;
119: }
120:
121: /** Initialize a mutation event, or overwrite the event's current
122: settings with new values of the parameters.
123: */
124: public void initMutationEvent(String typeArg, boolean canBubbleArg,
125: boolean cancelableArg, Node relatedNodeArg,
126: String prevValueArg, String newValueArg,
127: String attrNameArg, short attrChangeArg) {
128: relatedNode = relatedNodeArg;
129: prevValue = prevValueArg;
130: newValue = newValueArg;
131: attrName = attrNameArg;
132: attrChange = attrChangeArg;
133: super.initEvent(typeArg, canBubbleArg, cancelableArg);
134: }
135:
136: }
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