XML fragments parsed from previous mappers already contains value for

本文详细介绍了resultType配置的重要性,特别是当使用DTO或PO时,必须确保这些类位于对应的DAO包下,否则系统将无法识别此类。

resultType出错,必须要注意的是 resultType类型如果是一个DTO或者PO,则必须在namespace的所在的dao包下

不然找不到类

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'datasourceTestTestImpl': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire field: com.msxf.qa.dao.mapper.didsp.DatasourceMainEntityMapper com.msxf.qa.service.action.actionIpml.DatasourceTestTestImpl.datasourceMainEntityMapper; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'datasourceMainEntityMapper' defined in file [E:\code\didsptest\didsptest-dao\target\classes\com\msxf\qa\dao\mapper\didsp\DatasourceMainEntityMapper.class]: Unsatisfied dependency expressed through bean property 'sqlSessionFactory': : Error creating bean with name 'sqlSessionFactory' defined in class path resource [org/mybatis/spring/boot/autoconfigure/MybatisAutoConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.ibatis.session.SqlSessionFactory]: Factory method 'sqlSessionFactory' threw exception; nested exception is org.springframework.core.NestedIOException: Failed to parse mapping resource: 'file [E:\code\didsptest\didsptest-dao\target\classes\mapper\didsp\DatasourceDatabaseExCacheEntityMapper.xml]'; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. Cause: java.lang.IllegalArgumentException: XML fragments parsed from previous mappers already contains value for com.msxf.qa.dao.mapper.didsp.DatasourceDatabaseExCacheEntityMapper.Update_By_Example_Where_Clause; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory' defined in class path resource [org/mybatis/spring/boot/autoconfigure/MybatisAutoConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.ibatis.session.SqlSessionFactory]: Factory method 'sqlSessionFactory' threw exception; nested exception is org.springframework.core.NestedIOException: Failed to parse mapping resource: 'file [E:\code\didsptest\didsptest-dao\target\classes\mapper\didsp\DatasourceDatabaseExCacheEntityMapper.xml]'; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. Cause: java.lang.IllegalArgumentException: XML fragments parsed from previous mappers already contains value for com.msxf.qa.dao.mapper.didsp.DatasourceDatabaseExCacheEntityMapper.Update_By_Example_Where_Clause
05-17
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