优化 auto

mybatis-plus-boot-starter/src/main/java/com/baomidou/mybatisplus/autoconfigure/MybatisPlusAutoConfiguration.java

@@ -29,6 +29,7 @@ import org.apache.ibatis.plugin.Interceptor;
 import org.apache.ibatis.scripting.LanguageDriver;
 import org.apache.ibatis.session.ExecutorType;
 import org.apache.ibatis.session.SqlSessionFactory;
+import org.apache.ibatis.transaction.TransactionFactory;
 import org.apache.ibatis.type.TypeHandler;
 import org.mybatis.spring.SqlSessionFactoryBean;
 import org.mybatis.spring.SqlSessionTemplate;
@@ -188,6 +189,8 @@ public class MybatisPlusAutoConfiguration implements InitializingBean {
         if (!ObjectUtils.isEmpty(mapperLocations)) {
             factory.setMapperLocations(mapperLocations);
         }
+        // TODO 修改源码支持定义 TransactionFactory
+        this.getBeanThen(TransactionFactory.class, factory::setTransactionFactory);
 
         // TODO 对源码做了一定的修改(因为源码适配了老旧的mybatis版本,但我们不需要适配)
         Class<? extends LanguageDriver> defaultLanguageDriver = this.properties.getDefaultScriptingLanguageDriver();