io.jboot.support.shiro.cache.JbootShiroCacheManager Maven / Gradle / Ivy

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Jboot is a similar SpringCloud project base on JFinal, Dubbo and Undertow.

There is a newer version: 4.1.6

/**
 * Copyright (c) 2015-2019, Michael Yang 杨福海 ([email protected]).
 * 
 * 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 io.jboot.support.shiro.cache;

import com.google.common.cache.CacheBuilder;
import org.apache.shiro.cache.Cache;
import org.apache.shiro.cache.CacheException;
import org.apache.shiro.cache.CacheManager;

import java.util.concurrent.Callable;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;

/**
 * 封装 shiro cache manager
 *
 * 通过 shiro.ini 的进行配置，配置如下 ：
 *
 * shiroCacheManager = io.jboot.component.shiro.cache.JbootShiroCacheManager
 * securityManager.cacheManager = $shiroCacheManager
 */
public class JbootShiroCacheManager implements CacheManager {


    private static final com.google.common.cache.Cache guavaCache = CacheBuilder
            .newBuilder()
            .expireAfterWrite(40, TimeUnit.MINUTES)
            .expireAfterAccess(40, TimeUnit.MINUTES)
            .build();


    public  Cache getCache(String name) throws CacheException {
        try {
            return guavaCache.get(name, new Callable() {
                @Override
                public Cache call() throws Exception {
                    return new JbootShiroCache(name);
                }
            });
        } catch (ExecutionException e) {
            throw new CacheException(e);
        }
    }

}