package com.vincent.rsf.server.common.utils; import com.vincent.rsf.framework.exception.CoolException; public final class OptimisticLockUtils { private OptimisticLockUtils() { } public static void requireVersion(String dataName, Integer version) { if (version == null) { throw new CoolException(dataName + "版本号不能为空,请刷新后重试!!"); } } }