/*
 * Copyright 2002-2016 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.
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package org.springframework.cache.interceptor;

import java.lang.reflect.Method;

Cache key generator. Used for creating a key based on the given method (used as context) and its parameters.
Author:Costin Leau, Chris Beams, Phillip Webb
Since:3.1
/** * Cache key generator. Used for creating a key based on the given method * (used as context) and its parameters. * * @author Costin Leau * @author Chris Beams * @author Phillip Webb * @since 3.1 */
@FunctionalInterface public interface KeyGenerator {
Generate a key for the given method and its parameters.
Params:
  • target – the target instance
  • method – the method being called
  • params – the method parameters (with any var-args expanded)
Returns:a generated key
/** * Generate a key for the given method and its parameters. * @param target the target instance * @param method the method being called * @param params the method parameters (with any var-args expanded) * @return a generated key */
Object generate(Object target, Method method, Object... params); }