UpgradeColumn.java

/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.liferay.portal.kernel.upgrade.util;

/**
 * @author Brian Wing Shun Chan
 * @author Alexander Chow
 */
public interface UpgradeColumn {

	public String getName();

	public Integer getNewColumnType(Integer defaultType);

	public Object getNewValue();

	public Object getNewValue(Object oldValue) throws Exception;

	public Integer getOldColumnType(Integer defaultType);

	public Object getOldValue();

	public long increment();

	public boolean isApplicable(String name);

	public void setNewValue(Object newValue);

	public void setOldValue(Object oldValue);

}