001package com.hammurapi.common.concurrent;
002
003/**
004 * Interface for efficient forward-only change propagation.
005 * @author Pavel Vlasov
006 *
007 * @param <T>
008 */
009public interface Versioner {
010
011        /**
012         * Creates object version.
013         * @return
014         */
015        <T> T createVersion(T obj);
016}