mybatis对数据库一对多操作报错

Question

org.apache.ibatis.exceptions.PersistenceException:

Error building SqlSession.

The error may exist in OneToManyMapper.xml

The error occurred while processing mapper_resultMap[oneToMany]

Cause: org.apache.ibatis.builder.BuilderException: Error parsing SQL Mapper Configuration. Cause: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'OneToManyMapper.xml'. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'classes'. Cause: java.lang.ClassNotFoundException: Cannot find class: classes

代码如图

Answer 1

type="classes"
换成全限定类名。