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• 1.1.7
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• CanalStoreScavenge.java

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com.alibaba.otter.canal.store.CanalStoreScavenge Maven / Gradle / Ivy

package com.alibaba.otter.canal.store;

import com.alibaba.otter.canal.protocol.position.Position;

/**
 * store空间回收机制，信息采集以及控制何时调用{@linkplain CanalEventStore}.cleanUtil()接口
 * 
 * @author jianghang 2012-8-8 上午11:57:42
 * @version 1.0.0
 */
public interface CanalStoreScavenge {

    /**
     * 清理position之前的数据
     */
    void cleanUntil(Position position) throws CanalStoreException;

    /**
     * 删除所有的数据
     */
    void cleanAll() throws CanalStoreException;
}