generatorConfig.xml中的tk.mybatis.mapper.generator.MapperPlugin 提示找不到

我原先用的是spring-boot 1.5.14，提示找不到

然后换成github上的2.0.0，还是找不到

<parent>
   <groupId>org.springframework.boot</groupId>
   <artifactId>spring-boot-starter-parent</artifactId>
   <version>2.0.0.RELEASE</version>
   <relativePath/> <!-- lookup parent from repository -->
</parent>

<dependency>
   <groupId>org.mybatis.spring.boot</groupId>
   <artifactId>mybatis-spring-boot-starter</artifactId>
   <version>1.3.1</version>
</dependency>
<dependency>
   <groupId>tk.mybatis</groupId>
   <artifactId>mapper-spring-boot-starter</artifactId>
   <version>1.2.4</version>
</dependency>
<!--pageHelper-->
<dependency>
   <groupId>com.github.pagehelper</groupId>
   <artifactId>pagehelper-spring-boot-starter</artifactId>
   <version>1.2.3</version>
</dependency>