javaa.beans.IndexedPropertyChangeEvent 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.
*/
package javaa.beans;
import javaa.beans.PropertyChangeEvent;
/**
* A type of {@link PropertyChangeEvent} that indicates that an indexed property
* has changed.
*
* @since 1.5
*/
public class IndexedPropertyChangeEvent extends PropertyChangeEvent {
private static final long serialVersionUID = -320227448495806870L;
private final int index;
/**
* Creates a new property changed event with an indication of the property
* index.
*
* @param source
* the changed bean.
* @param propertyName
* the changed property, or null to indicate an
* unspecified set of the properties have changed.
* @param oldValue
* the previous value of the property, or null if
* the propertyName is null or the
* previous value is unknown.
* @param newValue
* the new value of the property, or null if the
* propertyName is null or the new
* value is unknown..
* @param index
* the index of the property.
*/
public IndexedPropertyChangeEvent(Object source, String propertyName,
Object oldValue, Object newValue, int index) {
super(source, propertyName, oldValue, newValue);
this.index = index;
}
/**
* Answer the index of the property that was changed in this event.
*
* @return The property element index.
*/
public int getIndex() {
return index;
}
}