Java tutorial
/* * Copyright 2002-2018 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.cache.annotation; import org.springframework.cache.CacheManager; import org.springframework.cache.interceptor.CacheErrorHandler; import org.springframework.cache.interceptor.CacheResolver; import org.springframework.cache.interceptor.KeyGenerator; import org.springframework.lang.Nullable; /** * An implementation of {@link CachingConfigurer} with empty methods allowing * sub-classes to override only the methods they're interested in. * * @author Stephane Nicoll * @since 4.1 * @see CachingConfigurer */ public class CachingConfigurerSupport implements CachingConfigurer { @Override @Nullable public CacheManager cacheManager() { return null; } @Override @Nullable public CacheResolver cacheResolver() { return null; } @Override @Nullable public KeyGenerator keyGenerator() { return null; } @Override @Nullable public CacheErrorHandler errorHandler() { return null; } }