Spring Boot项目升级：Mybatis升级碰到的问题对应

今天药忘吃喽~ 2022-12-04 01:26 407阅读 0赞

这篇文章记录一下Spring Boot从1.5.22升级至2.3.3后，升级Mybatis所碰到的问题。

### 目录 ###

*  版本说明
 *  问题现象
 *  修改参考
 *  修改方式

--------------------

# 版本说明 #

*  Spring Boot版本：2.3.3
 *  Mybatis升级前

<dependency>
            <groupId>org.mybatis.spring.boot</groupId>
            <artifactId>mybatis-spring-boot-starter</artifactId>
            <version>1.3.5</version>
        </dependency>

*  Mybatis升级后

<dependency>
            <groupId>org.mybatis.spring.boot</groupId>
            <artifactId>mybatis-spring-boot-starter</artifactId>
            <version>2.1.3</version>
        </dependency>

# 问题现象 #

[main] ERROR org.springframework.boot.web.embedded.tomcat.TomcatStarter - Error starting Tomcat context. Exception: org.springframework.beans.factory.BeanCreationException. Message: Error creating bean with name 'SSOFilterConfig': Injection of resource dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'SSOFilter': Injection of resource dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'SSOService': Injection of resource dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'userService': Injection of resource dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'daoSupport': Injection of resource dependencies failed; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'sqlSessionTemplate' defined in class path resource [org/mybatis/spring/boot/autoconfigure/MybatisAutoConfiguration.class]: Unsatisfied dependency expressed through method 'sqlSessionTemplate' parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'createSqlSessionFactoryBean' defined in class path resource [AAAA.class]: Invocation of init method failed; nested exception is org.springframework.core.NestedIOException: Failed to parse mapping resource: 'URL [jar:file:/Users/liumiao/Desktop/BBB.jar!/BOOT-INF/lib/cd-2.1.7.jar!/CCC.xml]'; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'URL [jar:file:/Users/liumiao/Desktop/BBB.jar!/BOOT-INF/lib/DDD.jar!/CCC.xml]'. Cause: org.apache.ibatis.builder.BuilderException: Ambiguous collection type for property 'children'. You must specify 'javaType' or 'resultMap'.
    ...
    org.apache.ibatis.builder.BuilderException: Ambiguous collection type for property 'children'. You must specify 'javaType' or 'resultMap'
    ...
    WARN  org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext - Exception encountered during context initialization - cancelling refresh attempt: org.springframework.context.ApplicationContextException: Unable to start web server; nested exception is org.springframework.boot.web.server.WebServerException: Unable to start embedded Tomcat
    ...

修改示例

--------------------

# 修改参考 #

参考了如下Mybatis官方内容，所提示的方法中没有解决本文的问题，但是给出了提示。

*  https://github.com/mybatis/mybatis-3/issues/364

--------------------

# 修改方式 #

最终使用如下方式修改解决了升级时在运行阶段碰到的问题。

*  修改前

*  修改后