mybatis+hibernate报错！！

最新推荐文章于 2024-08-13 15:44:18 发布

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本文解析了在Spring与MyBatis集成环境下出现的异常，包括无法解析Bean 'sqlSessionFactory'，以及初始化方法调用失败等问题。并给出了可能的原因及解决方法，重点在于配置文件的正确性和实体类路径的准确性。

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Cannot resolve reference to bean 'sqlSessionFactory' while setting bean property 'sqlSessionFactory'; nested exception is 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 config resource: class path resource [Mybatis-Config.xml]; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing SQL Mapper Configuration. Cause: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'com.wellhome.emecloudnews.mobileclould.pojo.Emecloudstation'. Cause: java.lang.ClassNotFoundException: Cannot find class: com.wellhome.emecloudnews.mobileclould.pojo.Emecloudstation
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:542)
at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:87)
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:323)
... 36 more

Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'emecloudstationServiceImpl': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire field: private com.wellhome.emecloudserviceh4.emenew.mobileclould.dao.EmecloudstationMapper com.wellhome.emecloudserviceh4.emenew.mobileclould.service.impl.EmecloudstationServiceImpl.emecloudstationMapper; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'emecloudstationMapper' defined in file [E:\temporary_workingspace\coding-workspacefolder\MyEclipse2016CI\emecloudserviceh4\target\classes\com\wellhome\emecloudserviceh4\emenew\mobileclould\dao\EmecloudstationMapper.class]: Cannot resolve reference to bean 'sqlSessionFactory' while setting bean property 'sqlSessionFactory'; nested exception is 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 config resource: class path resource [Mybatis-Config.xml]; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing SQL Mapper Configuration. Cause: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'com.wellhome.emecloudnews.mobileclould.pojo.Emecloudstation'. Cause: java.lang.ClassNotFoundException: Cannot find class: com.wellhome.emecloudnews.mobileclould.pojo.Emecloudstation

Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias

解决方法：

配置文件没问题：

有两个datasource

注解扫描包检查

重要是 namespace 和没有设置别名的带包名的实体类的包名对不对！！！！！