/* * Copyright 2002-2012 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 * * http://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.interceptor; import java.lang.reflect.Method; import java.util.Collection; /** * Interface used by {@link CacheInterceptor}. Implementations know how to source * cache operation attributes, whether from configuration, metadata attributes at * source level, or elsewhere. * * @author Costin Leau * @since 3.1 */ public interface CacheOperationSource { /** * Return the collection of cache operations for this method, or {@code null} * if the method contains no <em>cacheable</em> annotations. * @param method the method to introspect * @param targetClass the target class (may be {@code null}, in which case * the declaring class of the method must be used) * @return all cache operations for this method, or {@code null} if none found */ Collection<CacheOperation> getCacheOperations(Method method, Class<?> targetClass); }