/*
 * Copyright 2002-2015 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 java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

@CacheConfig provides a mechanism for sharing common cache-related settings at the class level. 
When this annotation is present on a given class, it provides a set
of default settings for any cache operation defined in that class.
Author:
Stephane Nicoll, Sam Brannen
Since:
4.1/**
 * {@code @CacheConfig} provides a mechanism for sharing common cache-related
 * settings at the class level.
 *
 * <p>When this annotation is present on a given class, it provides a set
 * of default settings for any cache operation defined in that class.
 *
 * @author Stephane Nicoll
 * @author Sam Brannen
 * @since 4.1
 */
@Target(ElementType.TYPE)
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface CacheConfig {

	
Names of the default caches to consider for caching operations defined
in the annotated class.
If none is set at the operation level, these are used instead of the default.
May be used to determine the target cache (or caches), matching the
qualifier value or the bean names of a specific bean definition.
/**
	 * Names of the default caches to consider for caching operations defined
	 * in the annotated class.
	 * <p>If none is set at the operation level, these are used instead of the default.
	 * <p>May be used to determine the target cache (or caches), matching the
	 * qualifier value or the bean names of a specific bean definition.
	 */
	String[] cacheNames() default {};

	
The bean name of the default KeyGenerator to use for the class. 
If none is set at the operation level, this one is used instead of the default.
The key generator is mutually exclusive with the use of a custom key. When such key is
defined for the operation, the value of this key generator is ignored.
/**
	 * The bean name of the default {@link org.springframework.cache.interceptor.KeyGenerator} to
	 * use for the class.
	 * <p>If none is set at the operation level, this one is used instead of the default.
	 * <p>The key generator is mutually exclusive with the use of a custom key. When such key is
	 * defined for the operation, the value of this key generator is ignored.
	 */
	String keyGenerator() default "";

	
The bean name of the custom CacheManager to use to create a default CacheResolver if none is set already. 
If no resolver and no cache manager are set at the operation level, and no cache resolver is set via cacheResolver, this one is used instead of the default. 
See Also:
SimpleCacheResolver/**
	 * The bean name of the custom {@link org.springframework.cache.CacheManager} to use to
	 * create a default {@link org.springframework.cache.interceptor.CacheResolver} if none
	 * is set already.
	 * <p>If no resolver and no cache manager are set at the operation level, and no cache
	 * resolver is set via {@link #cacheResolver}, this one is used instead of the default.
	 * @see org.springframework.cache.interceptor.SimpleCacheResolver
	 */
	String cacheManager() default "";

	
The bean name of the custom CacheResolver to use. 
If no resolver and no cache manager are set at the operation level, this one is used
instead of the default.
/**
	 * The bean name of the custom {@link org.springframework.cache.interceptor.CacheResolver} to use.
	 * <p>If no resolver and no cache manager are set at the operation level, this one is used
	 * instead of the default.
	 */
	String cacheResolver() default "";

}