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<h3 id="1-读写分离锁设计模式"><a href="#1-读写分离锁设计模式" class="headerlink" title="1 读写分离锁设计模式"></a>1 读写分离锁设计模式</h3><blockquote>
<p>场景：多线程对共享资源进行读写操作时同时读是可以的；某线程在进行写操作，则其他线程无法进行读写操作；某些线程在执行读操作，则其他线程无法进行写操作。</p>
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<h4 id="读写分离锁的实现"><a href="#读写分离锁的实现" class="headerlink" title="读写分离锁的实现"></a>读写分离锁的实现</h4><blockquote>
<p>Lock接口以及其子类WriteLock、ReadLock，ReadWriteLock接口用于创建read lock和write lock，并提供查询reader和writer数量的方法；</p>
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<h1 id="入门"><a href="#入门" class="headerlink" title="入门"></a>入门</h1><h2 id="安装"><a href="#安装" class="headerlink" title="安装"></a>安装</h2><blockquote>
<p>要使用 MyBatis， 只需将 mybatis-x.x.x.jar 文件置于 classpath 中即可。如果使用 Maven 来构建项目，则需将下面的 dependency 代码置于 pom.xml 文件中：</p>
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