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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.
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package org.apache.cayenne.lifecycle.changemap;

/**
 * @since 4.0
 */
public class MutableAttributeChange implements AttributeChange {

	private Object oldValue;
	private Object newValue;

	@Override
	public <T> T accept(PropertyChangeVisitor<T> visitor) {
		return visitor.visitAttribute(this);
	}

	public void setOldValue(Object oldValue) {
		this.oldValue = oldValue;
	}

	public void setNewValue(Object value) {
		this.newValue = value;
	}

	@Override
	public Object getOldValue() {
		return oldValue;
	}

	@Override
	public Object getNewValue() {
		return newValue;
	}
}