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通用数据访问构架
There is a newer version: 1.2.0
package titan.lightbatis.generator;

import titan.lightbatis.utils.RevisionException;

import java.sql.Timestamp;

/**
 * 联系作者扫描以下二维码：
 * 
 * █████████████████████████████████████
 * █████████████████████████████████████
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 * 
 * Lightbatis 基于规范约定的快速数据操作层
 *
 * @Author [email protected]
 */
public class DefaultRevisionGenerator implements IRevisionGenerator {
    @Override
    public Object next(Object current) throws RevisionException {
        if (current == null) {
            throw new RevisionException("当前版本号为空!");
        }
        if (current instanceof Integer) {
            return (Integer) current + 1;
        } else if (current instanceof Long) {
            return (Long) current + 1L;
        } else if (current instanceof Timestamp) {
            return new Timestamp(System.currentTimeMillis());
        } else {
            throw new RevisionException("只支持 Integer, Long 和 java.sql.Timestamp 类型的版本号");
        }
    }
}