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.interceptor; 018 019import java.util.Collection; 020 021import org.springframework.cache.Cache; 022 023/** 024 * Determine the {@link Cache} instance(s) to use for an intercepted method invocation. 025 * 026 * <p>Implementations must be thread-safe. 027 * 028 * @author Stephane Nicoll 029 * @since 4.1 030 */ 031@FunctionalInterface 032public interface CacheResolver { 033 034 /** 035 * Return the cache(s) to use for the specified invocation. 036 * @param context the context of the particular invocation 037 * @return the cache(s) to use (never {@code null}) 038 * @throws IllegalStateException if cache resolution failed 039 */ 040 Collection<? extends Cache> resolveCaches(CacheOperationInvocationContext<?> context); 041 042}