/*
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* Copyright (c) 2018-2028, DreamLu All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* Neither the name of the dreamlu.net developer nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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* Author: DreamLu 卢春梦 (596392912@qq.com)
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*/
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package org.springblade.core.redis.cache;
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import org.springblade.core.tool.utils.ObjectUtil;
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import org.springblade.core.tool.utils.StringPool;
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import org.springblade.core.tool.utils.StringUtil;
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import org.springframework.lang.Nullable;
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import java.time.Duration;
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/**
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* cache key
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*
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* @author L.cm
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*/
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public interface ICacheKey {
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/**
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* 获取前缀
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*
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* @return key 前缀
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*/
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String getPrefix();
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/**
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* 超时时间
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*
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* @return 超时时间
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*/
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@Nullable
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default Duration getExpire() {
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return null;
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}
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/**
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* 组装 cache key
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*
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* @param suffix 参数
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* @return cache key
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*/
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default CacheKey getKey(Object... suffix) {
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String prefix = this.getPrefix();
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// 拼接参数
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String key;
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if (ObjectUtil.isEmpty(suffix)) {
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key = prefix;
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} else {
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key = prefix.concat(StringUtil.join(suffix, StringPool.COLON));
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}
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Duration expire = this.getExpire();
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return expire == null ? new CacheKey(key) : new CacheKey(key, expire);
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}
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}
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