ISecondCache.java

/**
 * Copyright 2014 Duan Bingnan
 * 
 * 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 org.pinus4j.cache;

import java.util.List;

import org.pinus4j.cluster.resources.ShardingDBResource;

/**
 * 二级缓存接口. 二级缓存提供对条件查询的结果进行缓存. 二级缓存的key格式：[clusterName + dbIndex].[tableName +
 * tableIndex].[query condition]
 *
 * @author duanbn
 */
public interface ISecondCache extends ICache {

    /**
     * 添加到全局缓存
     *
     * @param query 查询条件
     * @param clusterName 集群名
     * @param clazz 对象class
     */
    public void putGlobal(String whereKey, String clusterName, String tableName, List data);

    /**
     * 读取全局缓存
     *
     * @param query 查询条件
     * @param clusterName 集群名
     * @param clazz 对象class
     * @return 结果集
     */
    public List getGlobal(String whereKey, String clusterName, String tableName);

    /**
     * 清除全局缓存.
     */
    public void removeGlobal(String clusterName, String tableName);

    /**
     * 添加到分片缓存.
     *
     * @param query 查询条件
     * @param data 结果集
     */
    public void put(String whereKey, ShardingDBResource db, List data);

    /**
     * 读取分片缓存.
     *
     * @param query 查询条件
     * @return 结果集.
     */
    public List get(String whereKey, ShardingDBResource db);

    /**
     * 清除分片缓存.
     *
     * @param query 查询条件.
     */
    public void remove(ShardingDBResource db);

}