The unit test code is as follows: 
after running, the console reports an error
| Caused by: org.springframework.beans . factory.BeanCreationException : Error creating bean with name ‘sqlSessionFactory’ defined in class path resource [ applicationContext.xml ]: Invocation of init method failed; nested exception is org.springframework.core .NestedIOException: Failed to parse mapping resource: ‘file [D:\eclipse2019_ jdk\2019xiangmu\television\target\classes\mapper\ AdminMapper.xml ]’; nested exception is org.apache.ibatis . builder.BuilderException : Error parsing Mapper XML. The XML location is ‘file [D:\eclipse2019_ jdk\2019xiangmu\television\target\classes\mapper\ AdminMapper.xml ]’. Cause: java.lang.IllegalArgumentException : Result Maps collection already contains value for com.syn.television . dao.AdminMapper.BaseResultMap |
|---|
And my spring configuration file is
after searching on the Internet, I learned from it https://www.cnblogs.com/hfx123/p/9685721.html
After annotating 
, it runs successfully (I don’t quite understand the specific reasons now)
I also hope that the God passing by can give you your understanding.
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