Java tutorial
/* * Copyright 2008-2019 the original author or authors. * * Licensed 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 * * https://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. */ package org.springframework.data.domain; import java.util.Optional; /** * Interface for components that are aware of the application's current auditor. This will be some kind of user mostly. * * @param <T> the type of the auditing instance * @author Oliver Gierke */ public interface AuditorAware<T> { /** * Returns the current auditor of the application. * * @return the current auditor */ Optional<T> getCurrentAuditor(); }