001/*
002 * Copyright 2002-2018 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      https://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.springframework.cache.annotation;
018
019import org.springframework.cache.CacheManager;
020import org.springframework.cache.interceptor.CacheErrorHandler;
021import org.springframework.cache.interceptor.CacheResolver;
022import org.springframework.cache.interceptor.KeyGenerator;
023import org.springframework.lang.Nullable;
024
025/**
026 * An implementation of {@link CachingConfigurer} with empty methods allowing
027 * sub-classes to override only the methods they're interested in.
028 *
029 * @author Stephane Nicoll
030 * @since 4.1
031 * @see CachingConfigurer
032 */
033public class CachingConfigurerSupport implements CachingConfigurer {
034
035        @Override
036        @Nullable
037        public CacheManager cacheManager() {
038                return null;
039        }
040
041        @Override
042        @Nullable
043        public CacheResolver cacheResolver() {
044                return null;
045        }
046
047        @Override
048        @Nullable
049        public KeyGenerator keyGenerator() {
050                return null;
051        }
052
053        @Override
054        @Nullable
055        public CacheErrorHandler errorHandler() {
056                return null;
057        }
058
059}