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id="nav"><span id="blog_name"><a id="site-name" href="/">实现一个小目标</a></span><div id="menus"><div class="menus_items"><div class="menus_item"><a class="site-page" href="/"><i class="fa-fw fas fa-home"></i><span> 主页</span></a></div><div class="menus_item"><a class="site-page" href="/archives/"><i class="fa-fw fas fa-archive"></i><span> 时间轴</span></a></div><div class="menus_item"><a class="site-page" href="/tags/"><i class="fa-fw fas fa-tags"></i><span> 标签</span></a></div><div class="menus_item"><a class="site-page" href="/categories/"><i class="fa-fw fas fa-folder-open"></i><span> 分类</span></a></div><div class="menus_item"><a class="site-page group" href="javascript:void(0);"><i class="fa-fw fas fa-list"></i><span> 清单</span><i class="fas fa-chevron-down"></i></a><ul class="menus_item_child"><li><a class="site-page child" href="/music/"><i class="fa-fw fas fa-music"></i><span> 音乐</span></a></li><li><a class="site-page child" href="/movies/"><i class="fa-fw fas fa-video"></i><span> 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class="post-meta-categories"><span class="post-meta-separator">|</span><i class="fas fa-inbox fa-fw post-meta-icon"></i><a class="post-meta-categories" href="/categories/Java-%E5%AD%A6%E4%B9%A0%E7%AC%94%E8%AE%B0/">Java 学习笔记</a><i class="fas fa-angle-right post-meta-separator"></i><i class="fas fa-inbox fa-fw post-meta-icon"></i><a class="post-meta-categories" href="/categories/Java-%E5%AD%A6%E4%B9%A0%E7%AC%94%E8%AE%B0/Spring-%E6%A1%86%E6%9E%B6/">Spring 框架</a></span></div><div class="meta-secondline"><span class="post-meta-separator">|</span><span class="post-meta-wordcount"><i class="far fa-file-word fa-fw post-meta-icon"></i><span class="post-meta-label">字数总计:</span><span class="word-count">1k</span><span class="post-meta-separator">|</span><i class="far fa-clock fa-fw post-meta-icon"></i><span class="post-meta-label">阅读时长:</span><span>4分钟</span></span><span class="post-meta-separator">|</span><span class="post-meta-pv-cv" id="" data-flag-title="Spring 声明式事务"><i class="far fa-eye fa-fw post-meta-icon"></i><span class="post-meta-label">阅读量:</span><span id="busuanzi_value_page_pv"><i class="fa-solid fa-spinner fa-spin"></i></span></span></div></div></div></header><main class="layout" id="content-inner"><div id="post"><article class="post-content" id="article-container"><h1 id="Spring-中事务的-API"><a href="#Spring-中事务的-API" class="headerlink" title="Spring 中事务的 API"></a>Spring 中事务的 API</h1><p>mybatis：sqlSession.commit();<br>hibernate：session.commit();</p>
<p><strong>PlatformTransactionManager</strong></p>
<figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br></pre></td><td class="code"><pre><span class="line"><span class="keyword">public</span> <span class="keyword">interface</span> <span class="title class_">PlatformTransactionManager</span> {</span><br><span class="line"></span><br><span class="line"> <span class="comment">/**</span></span><br><span class="line"><span class="comment"> * 获取事务状态信息</span></span><br><span class="line"><span class="comment"> */</span></span><br><span class="line"> TransactionStatus <span class="title function_">getTransaction</span><span class="params">(<span class="meta">@Nullable</span> TransactionDefinition definition)</span></span><br><span class="line"> <span class="keyword">throws</span> TransactionException;</span><br><span class="line"></span><br><span class="line"> <span class="comment">/**</span></span><br><span class="line"><span class="comment"> * 提交事务</span></span><br><span class="line"><span class="comment"> */</span></span><br><span class="line"> <span class="keyword">void</span> <span class="title function_">commit</span><span class="params">(TransactionStatus status)</span> <span class="keyword">throws</span> TransactionException;</span><br><span class="line"></span><br><span class="line"> <span class="comment">/**</span></span><br><span class="line"><span class="comment"> * 回滚事务</span></span><br><span class="line"><span class="comment"> */</span></span><br><span class="line"> <span class="keyword">void</span> <span class="title function_">rollback</span><span class="params">(TransactionStatus status)</span> <span class="keyword">throws</span> TransactionException;</span><br><span class="line"></span><br><span class="line">}</span><br></pre></td></tr></table></figure>
<p>此接口是 Spring 的事务管理器核心接口。Spring 本身并不支持事务实现，只是负责提供标准，应用底层支持什么样的事务，需要提供具体实现类。此处也是策略模式的具体应用。在Spring框架中，也为我们内置了一些具体策略，例如：DataSourceTransactionManager, HibernateTransactionManager（在 spring-orm-5.1.12.RELEASE.jar 中）等。</p>
<h2 id="需要的依赖"><a href="#需要的依赖" class="headerlink" title="需要的依赖"></a>需要的依赖</h2><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br></pre></td><td class="code"><pre><span class="line"><!--Spring aop--></span><br><span class="line"><dependency></span><br><span class="line"> <groupId>org.springframework</groupId></span><br><span class="line"> <artifactId>spring-aop</artifactId></span><br><span class="line"> <version><span class="number">5.1</span><span class="number">.12</span>.RELEASE</version></span><br><span class="line"></dependency></span><br><span class="line"><!--aspectj--></span><br><span class="line"><dependency></span><br><span class="line"> <groupId>org.aspectj</groupId></span><br><span class="line"> <artifactId>aspectjweaver</artifactId></span><br><span class="line"> <version><span class="number">1.9</span><span class="number">.5</span></version></span><br><span class="line"></dependency></span><br><span class="line"></span><br><span class="line"><!--spring 声明式事物--></span><br><span class="line"><dependency></span><br><span class="line"> <groupId>org.springframework</groupId></span><br><span class="line"> <artifactId>spring-jdbc</artifactId></span><br><span class="line"> <version><span class="number">5.1</span><span class="number">.12</span>.RELEASE</version></span><br><span class="line"></dependency></span><br><span class="line"><dependency></span><br><span class="line"> <groupId>org.springframework</groupId></span><br><span class="line"> <artifactId>spring-tx</artifactId></span><br><span class="line"> <version><span class="number">5.1</span><span class="number">.12</span>.RELEASE</version></span><br><span class="line"></dependency></span><br></pre></td></tr></table></figure>
<h1 id="XML-方式"><a href="#XML-方式" class="headerlink" title="XML 方式"></a>XML 方式</h1><h2 id="xml-文件头"><a href="#xml-文件头" class="headerlink" title="xml 文件头"></a>xml 文件头</h2><figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta"><?xml version=<span class="string">"1.0"</span> encoding=<span class="string">"utf-8"</span> ?></span></span><br><span class="line"><span class="tag"><<span class="name">beans</span> <span class="attr">xmlns</span>=<span class="string">"http://www.springframework.org/schema/beans"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:context</span>=<span class="string">"http://www.springframework.org/schema/context"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:aop</span>=<span class="string">"http://www.springframework.org/schema/aop"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:tx</span>=<span class="string">"http://www.springframework.org/schema/tx"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xmlns:xsi</span>=<span class="string">"http://www.w3.org/2001/XMLSchema-instance"</span></span></span><br><span class="line"><span class="tag"> <span class="attr">xsi:schemaLocation</span>=<span class="string">"</span></span></span><br><span class="line"><span class="string"><span class="tag"> http://www.springframework.org/schema/beans</span></span></span><br><span class="line"><span class="string"><span class="tag"> https://www.springframework.org/schema/beans/spring-beans.xsd</span></span></span><br><span class="line"><span class="string"><span class="tag"> http://www.springframework.org/schema/context</span></span></span><br><span class="line"><span class="string"><span class="tag"> https://www.springframework.org/schema/context/spring-context.xsd</span></span></span><br><span class="line"><span class="string"><span class="tag"> http://www.springframework.org/schema/aop</span></span></span><br><span class="line"><span class="string"><span class="tag"> https://www.springframework.org/schema/aop/spring-aop.xsd</span></span></span><br><span class="line"><span class="string"><span class="tag"> http://www.springframework.org/schema/tx</span></span></span><br><span class="line"><span class="string"><span class="tag"> https://www.springframework.org/schema/tx/spring-tx.xsd"</span>></span></span><br><span class="line"></span><br><span class="line"><span class="tag"></<span class="name">beans</span>></span> </span><br></pre></td></tr></table></figure>
<h2 id="配置"><a href="#配置" class="headerlink" title="配置"></a>配置</h2><figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment"><!--spring 声明式事物配置--></span></span><br><span class="line"><span class="comment"><!--配置事务管理器（横切逻辑）--></span></span><br><span class="line"><span class="tag"><<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"transactionManager"</span> <span class="attr">class</span>=<span class="string">"org.springframework.jdbc.datasource.DataSourceTransactionManager"</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">constructor-arg</span> <span class="attr">name</span>=<span class="string">"dataSource"</span> <span class="attr">ref</span>=<span class="string">"dataSource"</span>/></span></span><br><span class="line"><span class="tag"></<span class="name">bean</span>></span></span><br><span class="line"></span><br><span class="line"><span class="tag"><<span class="name">tx:advice</span> <span class="attr">id</span>=<span class="string">"txAdvice"</span> <span class="attr">transaction-manager</span>=<span class="string">"transactionManager"</span>></span></span><br><span class="line"> <span class="comment"><!--定制事务细节，方位点、传播行为、隔离级别等--></span></span><br><span class="line"> <span class="tag"><<span class="name">tx:attributes</span>></span></span><br><span class="line"> <span class="comment"><!--一般性配置--></span></span><br><span class="line"> <span class="tag"><<span class="name">tx:method</span> <span class="attr">name</span>=<span class="string">"*"</span> <span class="attr">read-only</span>=<span class="string">"false"</span> <span class="attr">isolation</span>=<span class="string">"DEFAULT"</span> <span class="attr">propagation</span>=<span class="string">"REQUIRED"</span> <span class="attr">timeout</span>=<span class="string">"-1"</span>/></span></span><br><span class="line"> <span class="comment"><!--针对查询的覆盖性配置--></span></span><br><span class="line"> <span class="tag"><<span class="name">tx:method</span> <span class="attr">name</span>=<span class="string">"query*"</span> <span class="attr">read-only</span>=<span class="string">"true"</span> <span class="attr">propagation</span>=<span class="string">"SUPPORTS"</span>/></span></span><br><span class="line"> <span class="tag"></<span class="name">tx:attributes</span>></span></span><br><span class="line"><span class="tag"></<span class="name">tx:advice</span>></span></span><br><span class="line"></span><br><span class="line"><span class="tag"><<span class="name">aop:config</span>></span></span><br><span class="line"> <span class="comment"><!--切入点--></span></span><br><span class="line"> <span class="tag"><<span class="name">aop:pointcut</span> <span class="attr">id</span>=<span class="string">"pt1"</span> <span class="attr">expression</span>=<span class="string">"execution(* com.lagou.edu.service.impl.*.*(..))"</span>/></span></span><br><span class="line"> <span class="comment"><!--advice-ref：方位点 + 横切逻辑--></span></span><br><span class="line"> <span class="tag"><<span class="name">aop:advisor</span> <span class="attr">advice-ref</span>=<span class="string">"txAdvice"</span> <span class="attr">pointcut-ref</span>=<span class="string">"pt1"</span>/></span></span><br><span class="line"><span class="tag"></<span class="name">aop:config</span>></span></span><br></pre></td></tr></table></figure>
<h2 id="配置事务的属性"><a href="#配置事务的属性" class="headerlink" title="配置事务的属性"></a>配置事务的属性</h2><ol>
<li>isolation：用于指定事务的隔离级别。默认值是DEFAULT，表示使用数据库的默认隔离级别。</li>
<li>propagation：用于指定事务的传播行为。默认值是REQUIRED，表示一定会有事务，增删改的选择。查询方法可以选择SUPPORTS。</li>
<li>read-only：用于指定事务是否只读。只有查询方法才能设置为true。默认值是false，表示读写。</li>
<li>timeout：用于指定事务的超时时间，默认值是-1，表示用不超时。如果指定了数值，以秒为单位。</li>
<li>rollback-for：用于指定一个异常，当产生该异常时，事务回滚，产生其他异常时，事务不回滚。没有默认值。表示任何异常都回滚。</li>
<li>no-rollback-for：用于指定一个异常，当产生该异常时，事务不回滚，产生其他异常时，事务回滚。没有默认值。表示任何异常都回滚。</li>
</ol>
<h1 id="XML-注解方式"><a href="#XML-注解方式" class="headerlink" title="XML + 注解方式"></a>XML + 注解方式</h1><h2 id="配置-1"><a href="#配置-1" class="headerlink" title="配置"></a>配置</h2><figure class="highlight xml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment"><!--配置事务管理器（横切逻辑）--></span></span><br><span class="line"><span class="tag"><<span class="name">bean</span> <span class="attr">id</span>=<span class="string">"transactionManager"</span> <span class="attr">class</span>=<span class="string">"org.springframework.jdbc.datasource.DataSourceTransactionManager"</span>></span></span><br><span class="line"> <span class="tag"><<span class="name">constructor-arg</span> <span class="attr">name</span>=<span class="string">"dataSource"</span> <span class="attr">ref</span>=<span class="string">"dataSource"</span>/></span></span><br><span class="line"><span class="tag"></<span class="name">bean</span>></span></span><br><span class="line"></span><br><span class="line"><span class="comment"><!--声明式事务的注解驱动--></span></span><br><span class="line"><span class="tag"><<span class="name">tx:annotation-driven</span> <span class="attr">transaction-manager</span>=<span class="string">"transactionManager"</span>/></span></span><br></pre></td></tr></table></figure>
<h2 id="在接口、类或者方法上添加-Transactional-注解"><a href="#在接口、类或者方法上添加-Transactional-注解" class="headerlink" title="在接口、类或者方法上添加 @Transactional 注解"></a>在接口、类或者方法上添加 @Transactional 注解</h2><figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta">@Transactional(readOnly = false, propagation = Propagation.REQUIRED)</span></span><br></pre></td></tr></table></figure>
<h1 id="注解方式"><a href="#注解方式" class="headerlink" title="注解方式"></a>注解方式</h1><p>在 Spring 的配置类上添加 @EnableTransactionManagement 注解以替换 xml 配置文件中的 <tx:annotation-driven transaction- manager=”transactionManager”/> 配置。</p>
<figure class="highlight java"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta">@EnableTransactionManagement</span> <span class="comment">//开启spring注解事务的支持</span></span><br><span class="line"><span class="keyword">public</span> <span class="keyword">class</span> <span class="title class_">SpringConfig</span> {</span><br><span class="line">}</span><br></pre></td></tr></table></figure></article><div class="post-copyright"><div class="post-copyright__author"><span class="post-copyright-meta">文章作者: </span><span class="post-copyright-info"><a href="https://blog.990304.xyz">我想打游戏</a></span></div><div class="post-copyright__type"><span class="post-copyright-meta">文章链接: </span><span class="post-copyright-info"><a href="https://blog.990304.xyz/eb6b454e.html">https://blog.990304.xyz/eb6b454e.html</a></span></div><div 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class="toc-item toc-level-2"><a class="toc-link" href="#xml-%E6%96%87%E4%BB%B6%E5%A4%B4"><span class="toc-number">2.1.</span> <span class="toc-text">xml 文件头</span></a></li><li class="toc-item toc-level-2"><a class="toc-link" href="#%E9%85%8D%E7%BD%AE"><span class="toc-number">2.2.</span> <span class="toc-text">配置</span></a></li><li class="toc-item toc-level-2"><a class="toc-link" href="#%E9%85%8D%E7%BD%AE%E4%BA%8B%E5%8A%A1%E7%9A%84%E5%B1%9E%E6%80%A7"><span class="toc-number">2.3.</span> <span class="toc-text">配置事务的属性</span></a></li></ol></li><li class="toc-item toc-level-1"><a class="toc-link" href="#XML-%E6%B3%A8%E8%A7%A3%E6%96%B9%E5%BC%8F"><span class="toc-number">3.</span> <span class="toc-text">XML + 注解方式</span></a><ol class="toc-child"><li class="toc-item toc-level-2"><a class="toc-link" href="#%E9%85%8D%E7%BD%AE-1"><span class="toc-number">3.1.</span> <span class="toc-text">配置</span></a></li><li class="toc-item toc-level-2"><a class="toc-link" href="#%E5%9C%A8%E6%8E%A5%E5%8F%A3%E3%80%81%E7%B1%BB%E6%88%96%E8%80%85%E6%96%B9%E6%B3%95%E4%B8%8A%E6%B7%BB%E5%8A%A0-Transactional-%E6%B3%A8%E8%A7%A3"><span class="toc-number">3.2.</span> <span class="toc-text">在接口、类或者方法上添加 @Transactional 注解</span></a></li></ol></li><li class="toc-item toc-level-1"><a class="toc-link" href="#%E6%B3%A8%E8%A7%A3%E6%96%B9%E5%BC%8F"><span class="toc-number">4.</span> <span class="toc-text">注解方式</span></a></li></ol></div></div><div class="card-widget card-recent-post"><div class="item-headline"><i class="fas fa-history"></i><span>最新文章</span></div><div class="aside-list"><div class="aside-list-item"><a class="thumbnail" href="/6e9746c4.html" title="CentOS 安装翰高数据库"><img src="https://s2.loli.net/2023/03/13/UucfkBIRYxCd7Tm.png" onerror="this.onerror=null;this.src='/img/404.jpg'" alt="CentOS 安装翰高数据库"/></a><div class="content"><a class="title" href="/6e9746c4.html" title="CentOS 安装翰高数据库">CentOS 安装翰高数据库</a><time datetime="2023-03-13T08:08:54.000Z" title="发表于 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