com.zuoxiaolong.blog.cache.config.GuavaCacheConfig.java Source code

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Here is the source code for com.zuoxiaolong.blog.cache.config.GuavaCacheConfig.java

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/*
 * 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
 *
 *      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 com.zuoxiaolong.blog.cache.config;

import com.google.common.cache.CacheBuilder;
import org.springframework.cache.CacheManager;
import org.springframework.cache.annotation.CachingConfigurer;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.cache.guava.GuavaCache;
import org.springframework.cache.interceptor.CacheErrorHandler;
import org.springframework.cache.interceptor.CacheResolver;
import org.springframework.cache.interceptor.KeyGenerator;
import org.springframework.cache.interceptor.SimpleKeyGenerator;
import org.springframework.cache.support.SimpleCacheManager;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.Arrays;
import java.util.concurrent.TimeUnit;

/**
 * GuavaCache ?
 *
 * @author goozi
 * @create 2016-05-14 20:50
 * @since 1.0.0
 */
@Configuration
@EnableCaching
public class GuavaCacheConfig implements CachingConfigurer {

    public static final String BLOG_CACHE = "blogCache";

    @Bean
    @Override
    public CacheManager cacheManager() {
        SimpleCacheManager cacheManager = new SimpleCacheManager();

        GuavaCache guavaCache = new GuavaCache(BLOG_CACHE,
                CacheBuilder.newBuilder().expireAfterWrite(5, TimeUnit.MINUTES) //5
                        .build());

        cacheManager.setCaches(Arrays.asList(guavaCache));
        return cacheManager;
    }

    @Override
    public CacheResolver cacheResolver() {
        return null;
    }

    @Bean
    @Override
    public KeyGenerator keyGenerator() {
        return new SimpleKeyGenerator();
    }

    @Override
    public CacheErrorHandler errorHandler() {
        return null;
    }
}