From 94314e50db5ef9151be5169c11a468b667620f00 Mon Sep 17 00:00:00 2001
From: Suomm <1474983351@qq.com>
Date: Wed, 28 Jun 2023 10:12:29 +0800
Subject: [PATCH] =?UTF-8?q?style:=20=E6=B7=BB=E5=8A=A0=20FlexTransactionAu?=
 =?UTF-8?q?toConfiguration=20=E6=B3=A8=E9=87=8A=E3=80=82?=
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---
 .../FlexTransactionAutoConfiguration.java     | 41 ++++++++++++-------
 1 file changed, 26 insertions(+), 15 deletions(-)

diff --git a/mybatis-flex-spring-boot-starter/src/main/java/com/mybatisflex/spring/boot/FlexTransactionAutoConfiguration.java b/mybatis-flex-spring-boot-starter/src/main/java/com/mybatisflex/spring/boot/FlexTransactionAutoConfiguration.java
index 22a983cb..fe73bf39 100644
--- a/mybatis-flex-spring-boot-starter/src/main/java/com/mybatisflex/spring/boot/FlexTransactionAutoConfiguration.java
+++ b/mybatis-flex-spring-boot-starter/src/main/java/com/mybatisflex/spring/boot/FlexTransactionAutoConfiguration.java
@@ -1,17 +1,17 @@
-/**
- * Copyright (c) 2022-2023, Mybatis-Flex (fuhai999@gmail.com).
- * <p>
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- * <p>
- * http://www.apache.org/licenses/LICENSE-2.0
- * <p>
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+/*
+ *  Copyright (c) 2022-2023, Mybatis-Flex (fuhai999@gmail.com).
+ *  <p>
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *  <p>
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *  <p>
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
  */
 package com.mybatisflex.spring.boot;
 
@@ -26,16 +26,27 @@ import org.springframework.context.annotation.Configuration;
 import org.springframework.transaction.PlatformTransactionManager;
 import org.springframework.transaction.annotation.TransactionManagementConfigurer;
 
+/**
+ * MyBatis-Flex 事务自动配置。
+ */
 @ConditionalOnClass(Db.class)
 @Configuration(proxyBeanMethods = false)
 @AutoConfigureAfter({MybatisFlexAutoConfiguration.class})
 @AutoConfigureBefore({TransactionAutoConfiguration.class})
 public class FlexTransactionAutoConfiguration implements TransactionManagementConfigurer {
 
+    /**
+     * 这里使用 final 修饰属性是因为：<br>
+     * <p>
+     * 1、调用 {@link #annotationDrivenTransactionManager} 方法会返回 TransactionManager 对象<br>
+     * 2、{@code @Bean} 注入又会返回 TransactionManager 对象<br>
+     * <p>
+     * 需要保证两个对象的一致性。
+     */
     private final FlexTransactionManager flexTransactionManager = new FlexTransactionManager();
 
-    @Override
     @Bean
+    @Override
     public PlatformTransactionManager annotationDrivenTransactionManager() {
         return flexTransactionManager;
     }