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xlink:href="#gentle-wave" x="48" y="0" opacity="0.7"></use><use xlink:href="#gentle-wave" x="48" y="3" opacity="0.5"></use><use xlink:href="#gentle-wave" x="48" y="5" opacity="0.3"></use><use xlink:href="#gentle-wave" x="48" y="7"></use></g></svg></div><a id="goDown" aria-label="go-down" href="javascript:window.scrollTo(0, banner.clientHeight);"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-arrow-down-s-line"></use></svg></a></div><script src="/js/ui/banner.js"></script><div id="say"><span id="say-content"></span><small id="say-author"></small><small id="say-from"></small></div><script async src="/js/say.js" onload="fetchApiToSay()"></script><div class="notice"><span>坚持用输出倒逼自己输入💪.</span></div><section class="hty-layout-grid" id="recent-posts"><div class="hty-layout-grid__cell hty-layout-grid__cell--span-12"><article class="post-card" itemscope itemtype="https://schema.org/Article"><link itemprop="mainEntityOfPage" href="https://wentianhao.github.io/2021/09/03/MySQL%E5%AD%A6%E4%B9%A0%E7%AC%94%E8%AE%B0/"><span hidden itemprop="author" itemscope itemtype="https://schema.org/Person"><meta itemprop="name" content="先逃跑再说"><meta itemprop="description"></span><span hidden itemprop="publisher" itemscope itemtype="https://schema.org/Organization"><meta itemprop="name" content="wanheo"></span><div class="post-card-header"><header class="post-header"><h2 class="post-title" itemprop="name headline"><a class="post-title-link" itemprop="url" href="/2021/09/03/MySQL%E5%AD%A6%E4%B9%A0%E7%AC%94%E8%AE%B0/">MySQL学习笔记</a></h2><div class="post-meta"><div class="post-time" style="display:block"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-calendar-line"></use></svg></span> <time title="创建时间：2021-09-03 10:03:59" itemprop="dateCreated datePublished" datetime="2021-09-03T10:03:59+08:00">2021-09-03</time><span class="post-meta-divider">-</span><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-calendar-2-line"></use></svg></span> <time title="修改时间：2021-09-06 16:08:25" itemprop="dateModified" datetime="2021-09-06T16:08:25+08:00">2021-09-06</time></div><span class="post-count"><span class="post-symbolcount"><span class="post-meta-item-icon" title="本文字数"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-file-word-line"></use></svg></span> <span title="本文字数">6.3k</span><span class="post-meta-divider">-</span><span class="post-meta-item-icon" title="阅读时长"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-timer-line"></use></svg></span> <span title="阅读时长">22m</span></span></span></div></header></div><div class="post-card-content text-center"><div class="post-card-excerpt markdown-body"></div></div><div class="hty-card__actions post-card__actions"><div class="post-card-category"> <span class="post-meta-item-icon" style="margin-right:3px;"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-folder-line"></use></svg></span><span itemprop="about" itemscope itemtype="https://schema.org/Thing"><a class="category-item" href="/categories/mysql/" style="--text-color:var(--hty-text-color)" itemprop="url" rel="index"><span itemprop="text">mysql</span></a></span></div><div class="post-card-tag"><a class="tag-item" href="/tags/mysql/" style="--text-color:var(--hty-text-color)"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-price-tag-3-line"></use></svg></span><span class="tag-name">mysql</span></a></div></div></article></div><div class="hty-layout-grid__cell hty-layout-grid__cell--span-12"><article class="post-card" itemscope itemtype="https://schema.org/Article"><link itemprop="mainEntityOfPage" href="https://wentianhao.github.io/2021/09/01/MySQL/"><span hidden itemprop="author" itemscope itemtype="https://schema.org/Person"><meta itemprop="name" content="先逃跑再说"><meta itemprop="description"></span><span hidden itemprop="publisher" itemscope itemtype="https://schema.org/Organization"><meta itemprop="name" content="wanheo"></span><div class="post-card-header"><header class="post-header"><h2 class="post-title" itemprop="name headline"><a class="post-title-link" itemprop="url" href="/2021/09/01/MySQL/">MySQL</a></h2><div class="post-meta"><div class="post-time" style="display:block"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-calendar-line"></use></svg></span> <time title="创建时间：2021-09-01 17:41:17" itemprop="dateCreated datePublished" datetime="2021-09-01T17:41:17+08:00">2021-09-01</time><span class="post-meta-divider">-</span><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-calendar-2-line"></use></svg></span> <time title="修改时间：2021-09-02 23:29:27" itemprop="dateModified" datetime="2021-09-02T23:29:27+08:00">2021-09-02</time></div><span class="post-count"><span class="post-symbolcount"><span class="post-meta-item-icon" title="本文字数"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-file-word-line"></use></svg></span> <span title="本文字数">3.3k</span><span class="post-meta-divider">-</span><span class="post-meta-item-icon" title="阅读时长"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-timer-line"></use></svg></span> <span title="阅读时长">11m</span></span></span></div></header></div><div class="post-card-content text-center"><div class="post-card-excerpt markdown-body"><p>数据库基础知识</p></div></div><div class="hty-card__actions post-card__actions"><div class="post-card-category"> <span class="post-meta-item-icon" style="margin-right:3px;"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-folder-line"></use></svg></span><span itemprop="about" itemscope itemtype="https://schema.org/Thing"><a class="category-item" href="/categories/mysql/" style="--text-color:var(--hty-text-color)" itemprop="url" rel="index"><span itemprop="text">mysql</span></a></span></div><div class="post-card-tag"><a class="tag-item" href="/tags/mysql/" style="--text-color:var(--hty-text-color)"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-price-tag-3-line"></use></svg></span><span class="tag-name">mysql</span></a></div></div></article></div><div class="hty-layout-grid__cell hty-layout-grid__cell--span-12"><article class="post-card" itemscope itemtype="https://schema.org/Article"><link itemprop="mainEntityOfPage" href="https://wentianhao.github.io/2021/08/25/ThreadLocal/"><span hidden itemprop="author" itemscope itemtype="https://schema.org/Person"><meta itemprop="name" content="先逃跑再说"><meta itemprop="description"></span><span hidden itemprop="publisher" itemscope itemtype="https://schema.org/Organization"><meta itemprop="name" content="wanheo"></span><div class="post-card-header"><header class="post-header"><h2 class="post-title" itemprop="name headline"><a class="post-title-link" itemprop="url" href="/2021/08/25/ThreadLocal/">ThreadLocal</a></h2><div class="post-meta"><div class="post-time" style="display:block"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-calendar-line"></use></svg></span> <time title="创建时间：2021-08-25 13:18:24" itemprop="dateCreated datePublished" datetime="2021-08-25T13:18:24+08:00">2021-08-25</time><span class="post-meta-divider">-</span><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-calendar-2-line"></use></svg></span> <time title="修改时间：2021-09-01 23:13:38" itemprop="dateModified" datetime="2021-09-01T23:13:38+08:00">2021-09-01</time></div><span class="post-count"><span class="post-symbolcount"><span class="post-meta-item-icon" title="本文字数"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-file-word-line"></use></svg></span> <span title="本文字数">900</span><span class="post-meta-divider">-</span><span class="post-meta-item-icon" title="阅读时长"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-timer-line"></use></svg></span> <span title="阅读时长">4m</span></span></span></div></header></div><div class="post-card-content text-center"><div class="post-card-excerpt markdown-body"><p>ThreadLocal 线程的变量副本,实现每个线程都有自己专属本地变量</p></div></div><div class="hty-card__actions post-card__actions"><div class="post-card-category"> <span class="post-meta-item-icon" style="margin-right:3px;"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-folder-line"></use></svg></span><span itemprop="about" itemscope itemtype="https://schema.org/Thing"><a class="category-item" href="/categories/java/" style="--text-color:var(--hty-text-color)" itemprop="url" rel="index"><span itemprop="text">java</span></a></span></div><div class="post-card-tag"><a class="tag-item" href="/tags/java/" style="--text-color:var(--hty-text-color)"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-price-tag-3-line"></use></svg></span><span class="tag-name">java</span></a></div></div></article></div><div class="hty-layout-grid__cell hty-layout-grid__cell--span-12"><article class="post-card" itemscope itemtype="https://schema.org/Article"><link itemprop="mainEntityOfPage" href="https://wentianhao.github.io/2021/08/25/%E7%BA%BF%E7%A8%8B%E6%B1%A0%E5%AE%9E%E8%B7%B5/"><span hidden itemprop="author" itemscope itemtype="https://schema.org/Person"><meta itemprop="name" content="先逃跑再说"><meta itemprop="description"></span><span hidden itemprop="publisher" itemscope itemtype="https://schema.org/Organization"><meta itemprop="name" content="wanheo"></span><div class="post-card-header"><header class="post-header"><h2 class="post-title" itemprop="name headline"><a class="post-title-link" itemprop="url" href="/2021/08/25/%E7%BA%BF%E7%A8%8B%E6%B1%A0%E5%AE%9E%E8%B7%B5/">线程池实践</a></h2><div class="post-meta"><div class="post-time" style="display:block"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-calendar-line"></use></svg></span> <time title="创建时间：2021-08-25 09:58:47" itemprop="dateCreated datePublished" datetime="2021-08-25T09:58:47+08:00">2021-08-25</time></div><span class="post-count"><span class="post-symbolcount"><span class="post-meta-item-icon" title="本文字数"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-file-word-line"></use></svg></span> <span title="本文字数">1.7k</span><span class="post-meta-divider">-</span><span class="post-meta-item-icon" title="阅读时长"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-timer-line"></use></svg></span> <span title="阅读时长">6m</span></span></span></div></header></div><div class="post-card-content text-center"><div class="post-card-excerpt markdown-body"><p>线程池提供一种限制和管理资源(包括执行一个任务)。每个线程池还维护一些基本统计信息，例如已完成任务的数量</p>
<p>线程池的好处：</p>
<ol>
<li>降低资源的消耗</li>
<li>提高相应速度</li>
<li>提高线程的可管理性</li>
</ol></div></div><div class="hty-card__actions post-card__actions"><div class="post-card-category"> <span class="post-meta-item-icon" style="margin-right:3px;"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-folder-line"></use></svg></span><span itemprop="about" itemscope itemtype="https://schema.org/Thing"><a class="category-item" href="/categories/java/" style="--text-color:var(--hty-text-color)" itemprop="url" rel="index"><span itemprop="text">java</span></a></span></div><div class="post-card-tag"><a class="tag-item" href="/tags/java/" style="--text-color:var(--hty-text-color)"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-price-tag-3-line"></use></svg></span><span class="tag-name">java</span></a></div></div></article></div><div class="hty-layout-grid__cell hty-layout-grid__cell--span-12"><article class="post-card" itemscope itemtype="https://schema.org/Article"><link itemprop="mainEntityOfPage" href="https://wentianhao.github.io/2021/08/20/validation/"><span hidden itemprop="author" itemscope itemtype="https://schema.org/Person"><meta itemprop="name" content="先逃跑再说"><meta itemprop="description"></span><span hidden itemprop="publisher" itemscope itemtype="https://schema.org/Organization"><meta itemprop="name" content="wanheo"></span><div class="post-card-header"><header class="post-header"><h2 class="post-title" itemprop="name headline"><a class="post-title-link" itemprop="url" href="/2021/08/20/validation/">SpringBoot-表单验证-统一异常处理-自定义验证信息源</a></h2><div class="post-meta"><div class="post-time" style="display:block"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-calendar-line"></use></svg></span> <time title="创建时间：2021-08-20 21:29:16" itemprop="dateCreated datePublished" datetime="2021-08-20T21:29:16+08:00">2021-08-20</time><span class="post-meta-divider">-</span><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-calendar-2-line"></use></svg></span> <time title="修改时间：2021-08-22 15:09:09" itemprop="dateModified" datetime="2021-08-22T15:09:09+08:00">2021-08-22</time></div><span class="post-count"><span class="post-symbolcount"><span class="post-meta-item-icon" title="本文字数"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-file-word-line"></use></svg></span> <span title="本文字数">4.4k</span><span class="post-meta-divider">-</span><span class="post-meta-item-icon" title="阅读时长"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-timer-line"></use></svg></span> <span title="阅读时长">21m</span></span></span></div></header></div><div class="post-card-content text-center"><div class="post-card-excerpt markdown-body"></div></div><div class="hty-card__actions post-card__actions"><div class="post-card-category"> <span class="post-meta-item-icon" style="margin-right:3px;"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-folder-line"></use></svg></span><span itemprop="about" itemscope itemtype="https://schema.org/Thing"><a class="category-item" href="/categories/spring-boot/" style="--text-color:var(--hty-text-color)" itemprop="url" rel="index"><span itemprop="text">spring boot</span></a></span></div><div class="post-card-tag"><a class="tag-item" href="/tags/spring-boot/" style="--text-color:var(--hty-text-color)"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-price-tag-3-line"></use></svg></span><span class="tag-name">spring boot</span></a></div></div></article></div><div class="hty-layout-grid__cell hty-layout-grid__cell--span-12"><article class="post-card" itemscope itemtype="https://schema.org/Article"><link itemprop="mainEntityOfPage" href="https://wentianhao.github.io/2021/08/18/%E7%BA%BF%E7%A8%8B%E6%B1%A0/"><span hidden itemprop="author" itemscope itemtype="https://schema.org/Person"><meta itemprop="name" content="先逃跑再说"><meta itemprop="description"></span><span hidden itemprop="publisher" itemscope itemtype="https://schema.org/Organization"><meta itemprop="name" content="wanheo"></span><div class="post-card-header"><header class="post-header"><h2 class="post-title" itemprop="name headline"><a class="post-title-link" itemprop="url" href="/2021/08/18/%E7%BA%BF%E7%A8%8B%E6%B1%A0/">线程池</a></h2><div class="post-meta"><div class="post-time" style="display:block"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-calendar-line"></use></svg></span> <time title="创建时间：2021-08-18 16:07:41" itemprop="dateCreated datePublished" datetime="2021-08-18T16:07:41+08:00">2021-08-18</time><span class="post-meta-divider">-</span><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-calendar-2-line"></use></svg></span> <time title="修改时间：2021-08-24 21:43:25" itemprop="dateModified" datetime="2021-08-24T21:43:25+08:00">2021-08-24</time></div><span class="post-count"><span class="post-symbolcount"><span class="post-meta-item-icon" title="本文字数"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-file-word-line"></use></svg></span> <span title="本文字数">3.3k</span><span class="post-meta-divider">-</span><span class="post-meta-item-icon" title="阅读时长"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-timer-line"></use></svg></span> <span title="阅读时长">12m</span></span></span></div></header></div><div class="post-card-content text-center"><div class="post-card-excerpt markdown-body"><p>详细分析线程池</p>
<p>使用线程池的好处：</p>
<ul>
<li>降低资源消耗：通过重复使用已创建的线程降低线程创建和销毁的消耗</li>
<li>提高资源利用率：当任务到达时，可以不需要创建线程就立即执行</li>
<li>提高线程的可管理性：线程池可以统一分配，调优和监控</div></div><div class="hty-card__actions post-card__actions"><div class="post-card-category"> <span class="post-meta-item-icon" style="margin-right:3px;"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-folder-line"></use></svg></span><span itemprop="about" itemscope itemtype="https://schema.org/Thing"><a class="category-item" href="/categories/java/" style="--text-color:var(--hty-text-color)" itemprop="url" rel="index"><span itemprop="text">java</span></a></span></div><div class="post-card-tag"><a class="tag-item" href="/tags/java/" style="--text-color:var(--hty-text-color)"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-price-tag-3-line"></use></svg></span><span class="tag-name">java</span></a></div></div></article></div><div class="hty-layout-grid__cell hty-layout-grid__cell--span-12"><article class="post-card" itemscope itemtype="https://schema.org/Article"><link itemprop="mainEntityOfPage" href="https://wentianhao.github.io/2021/08/14/Java%E5%BF%85%E7%9F%A5%E5%BF%85%E4%BC%9A/"><span hidden itemprop="author" itemscope itemtype="https://schema.org/Person"><meta itemprop="name" content="先逃跑再说"><meta itemprop="description"></span><span hidden itemprop="publisher" itemscope itemtype="https://schema.org/Organization"><meta itemprop="name" content="wanheo"></span><div class="post-card-header"><header class="post-header"><h2 class="post-title" itemprop="name headline"><a class="post-title-link" itemprop="url" href="/2021/08/14/Java%E5%BF%85%E7%9F%A5%E5%BF%85%E4%BC%9A/">Java必知必会</a></h2><div class="post-meta"><div class="post-time" style="display:block"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-calendar-line"></use></svg></span> <time title="创建时间：2021-08-14 12:18:13" itemprop="dateCreated datePublished" datetime="2021-08-14T12:18:13+08:00">2021-08-14</time></div><span class="post-count"><span class="post-symbolcount"><span class="post-meta-item-icon" title="本文字数"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-file-word-line"></use></svg></span> <span title="本文字数">720</span><span class="post-meta-divider">-</span><span class="post-meta-item-icon" title="阅读时长"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-timer-line"></use></svg></span> <span title="阅读时长">2m</span></span></span></div></header></div><div class="post-card-content text-center"><div class="post-card-excerpt markdown-body"></div></div><div class="hty-card__actions post-card__actions"><div class="post-card-category"> <span class="post-meta-item-icon" style="margin-right:3px;"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-folder-line"></use></svg></span><span itemprop="about" itemscope itemtype="https://schema.org/Thing"><a class="category-item" href="/categories/java/" style="--text-color:var(--hty-text-color)" itemprop="url" rel="index"><span itemprop="text">java</span></a></span></div><div class="post-card-tag"><a class="tag-item" href="/tags/java/" style="--text-color:var(--hty-text-color)"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-price-tag-3-line"></use></svg></span><span class="tag-name">java</span></a></div></div></article></div><div class="hty-layout-grid__cell hty-layout-grid__cell--span-12"><article class="post-card" itemscope itemtype="https://schema.org/Article"><link itemprop="mainEntityOfPage" href="https://wentianhao.github.io/2021/08/11/%E5%B9%B6%E5%8F%91%E8%BF%9B%E9%98%B6/"><span hidden itemprop="author" itemscope itemtype="https://schema.org/Person"><meta itemprop="name" content="先逃跑再说"><meta itemprop="description"></span><span hidden itemprop="publisher" itemscope itemtype="https://schema.org/Organization"><meta itemprop="name" content="wanheo"></span><div class="post-card-header"><header class="post-header"><h2 class="post-title" itemprop="name headline"><a class="post-title-link" itemprop="url" href="/2021/08/11/%E5%B9%B6%E5%8F%91%E8%BF%9B%E9%98%B6/">并发进阶</a></h2><div class="post-meta"><div class="post-time" style="display:block"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-calendar-line"></use></svg></span> <time title="创建时间：2021-08-11 09:56:24" itemprop="dateCreated datePublished" datetime="2021-08-11T09:56:24+08:00">2021-08-11</time><span class="post-meta-divider">-</span><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-calendar-2-line"></use></svg></span> <time title="修改时间：2021-08-22 22:00:51" itemprop="dateModified" datetime="2021-08-22T22:00:51+08:00">2021-08-22</time></div><span class="post-count"><span class="post-symbolcount"><span class="post-meta-item-icon" title="本文字数"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-file-word-line"></use></svg></span> <span title="本文字数">10k</span><span class="post-meta-divider">-</span><span class="post-meta-item-icon" title="阅读时长"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-timer-line"></use></svg></span> <span title="阅读时长">38m</span></span></span></div></header></div><div class="post-card-content text-center"><div class="post-card-excerpt markdown-body"><p>进一步补充并发知识</p></div></div><div class="hty-card__actions post-card__actions"><div class="post-card-category"> <span class="post-meta-item-icon" style="margin-right:3px;"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-folder-line"></use></svg></span><span itemprop="about" itemscope itemtype="https://schema.org/Thing"><a class="category-item" href="/categories/java/" style="--text-color:var(--hty-text-color)" itemprop="url" rel="index"><span itemprop="text">java</span></a></span></div><div class="post-card-tag"><a class="tag-item" href="/tags/java/" style="--text-color:var(--hty-text-color)"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-price-tag-3-line"></use></svg></span><span class="tag-name">java</span></a></div></div></article></div><div class="hty-layout-grid__cell hty-layout-grid__cell--span-12"><article class="post-card" itemscope itemtype="https://schema.org/Article"><link itemprop="mainEntityOfPage" href="https://wentianhao.github.io/2021/08/10/%E5%B9%B6%E5%8F%91/"><span hidden itemprop="author" itemscope itemtype="https://schema.org/Person"><meta itemprop="name" content="先逃跑再说"><meta itemprop="description"></span><span hidden itemprop="publisher" itemscope itemtype="https://schema.org/Organization"><meta itemprop="name" content="wanheo"></span><div class="post-card-header"><header class="post-header"><h2 class="post-title" itemprop="name headline"><a class="post-title-link" itemprop="url" href="/2021/08/10/%E5%B9%B6%E5%8F%91/">并发基础</a></h2><div class="post-meta"><div class="post-time" style="display:block"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-calendar-line"></use></svg></span> <time title="创建时间：2021-08-10 10:35:51" itemprop="dateCreated datePublished" datetime="2021-08-10T10:35:51+08:00">2021-08-10</time></div><span class="post-count"><span class="post-symbolcount"><span class="post-meta-item-icon" title="本文字数"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-file-word-line"></use></svg></span> <span title="本文字数">3.4k</span><span class="post-meta-divider">-</span><span class="post-meta-item-icon" title="阅读时长"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-timer-line"></use></svg></span> <span title="阅读时长">12m</span></span></span></div></header></div><div class="post-card-content text-center"><div class="post-card-excerpt markdown-body"><p>java 并发基础</p></div></div><div class="hty-card__actions post-card__actions"><div class="post-card-category"> <span class="post-meta-item-icon" style="margin-right:3px;"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-folder-line"></use></svg></span><span itemprop="about" itemscope itemtype="https://schema.org/Thing"><a class="category-item" href="/categories/java/" style="--text-color:var(--hty-text-color)" itemprop="url" rel="index"><span itemprop="text">java</span></a></span></div><div class="post-card-tag"><a class="tag-item" href="/tags/java/" style="--text-color:var(--hty-text-color)"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-price-tag-3-line"></use></svg></span><span class="tag-name">java</span></a></div></div></article></div><div class="hty-layout-grid__cell hty-layout-grid__cell--span-12"><article class="post-card" itemscope itemtype="https://schema.org/Article"><link itemprop="mainEntityOfPage" href="https://wentianhao.github.io/2021/08/07/ConcurrentHashMap/"><span hidden itemprop="author" itemscope itemtype="https://schema.org/Person"><meta itemprop="name" content="先逃跑再说"><meta itemprop="description"></span><span hidden itemprop="publisher" itemscope itemtype="https://schema.org/Organization"><meta itemprop="name" content="wanheo"></span><div class="post-card-header"><header class="post-header"><h2 class="post-title" itemprop="name headline"><a class="post-title-link" itemprop="url" href="/2021/08/07/ConcurrentHashMap/">ConcurrentHashMap</a></h2><div class="post-meta"><div class="post-time" style="display:block"><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-calendar-line"></use></svg></span> <time title="创建时间：2021-08-07 17:09:35" itemprop="dateCreated datePublished" datetime="2021-08-07T17:09:35+08:00">2021-08-07</time><span class="post-meta-divider">-</span><span class="post-meta-item-icon"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-calendar-2-line"></use></svg></span> <time title="修改时间：2021-08-11 00:43:51" itemprop="dateModified" datetime="2021-08-11T00:43:51+08:00">2021-08-11</time></div><span class="post-count"><span class="post-symbolcount"><span class="post-meta-item-icon" title="本文字数"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-file-word-line"></use></svg></span> <span title="本文字数">3.9k</span><span class="post-meta-divider">-</span><span class="post-meta-item-icon" title="阅读时长"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-timer-line"></use></svg></span> <span title="阅读时长">17m</span></span></span></div></header></div><div class="post-card-content text-center"><div class="post-card-excerpt markdown-body"><p>ConcurrentHashMap，线程安全的HashMap。</p></div></div><div class="hty-card__actions post-card__actions"><div class="post-card-category"> <span class="post-meta-item-icon" style="margin-right:3px;"><svg class="icon" aria-hidden="true"><use xlink:href="#icon-folder-line"></use></svg></span><span itemprop="about" itemscope itemtype="https://schema.org/Thing"><a class="category-item" href="/categories/java/" style="--text-color:var(--hty-text-color)" itemprop="url" 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