关于idea的java.lang.ClassNotFoundException: org.apache.ibatis.io.Resources错误

本文详细介绍了在项目中遇到MyBatis jar包缺失时的解决步骤。通过在Project Structure中正确导入所需的MyBatis jar包,并重启服务器,可以确保项目的正常运行。

检测到out中没有mybatisjar包,所以我们要导入该jar包

在Project Structure中

将jar包导入,然后重启服务器即可

我们看到Mybatisjar包导入进来了

Exception in thread "main" org.apache.ibatis.exceptions.PersistenceException: ### Error building SqlSession. ### The error may exist in mappers/UserMapper.xml ### 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 'mappers/UserMapper.xml'. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'com.tianshi.pojo.entity.User'. Cause: java.lang.ClassNotFoundException: Cannot find class: com.tianshi.pojo.entity.User at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30) at org.apache.ibatis.session.SqlSessionFactoryBuilder.build(SqlSessionFactoryBuilder.java:80) at org.apache.ibatis.session.SqlSessionFactoryBuilder.build(SqlSessionFactoryBuilder.java:64) at com.tianshi.TestMybatis3.main(TestMybatis3.java:16) Caused by: org.apache.ibatis.builder.BuilderException: Error parsing SQL Mapper Configuration. Cause: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'mappers/UserMapper.xml'. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'com.tianshi.pojo.entity.User'. Cause: java.lang.ClassNotFoundException: Cannot find class: com.tianshi.pojo.entity.User at org.apache.ibatis.builder.xml.XMLConfigBuilder.parseConfiguration(XMLConfigBuilder.java:122) at org.apache.ibatis.builder.xml.XMLConfigBuilder.parse(XMLConfigBuilder.java:99) at org.apache.ibatis.session.SqlSessionFactoryBuilder.build(SqlSessionFactoryBuilder.java:78) ... 2 more Caused by: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'mappers/UserMapper.xml'. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'com.tianshi.pojo.entity.User'. Cause: java.lang.ClassNotFoundException: Cannot find class: com.tianshi.pojo.entity.User at org.apache.ibatis.builder.xml.XMLMapperBuilder.configurationElement(XMLMapperBuilder.java:123) at org.apache.ibatis.builder.xml.XMLMapperBuilder.parse(XMLMapperBuilder.java:95) at org.apache.ibatis.builder.xml.XMLConfigBuilder.mapperElement(XMLConfigBuilder.java:379) at org.apache.ibatis.builder.xml.XMLConfigBuilder.parseConfiguration(XMLConfigBuilder.java:120) ... 4 more Caused by: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'com.tianshi.pojo.entity.User'. Cause: java.lang.ClassNotFoundException: Cannot find class: com.tianshi.pojo.entity.User at org.apache.ibatis.builder.BaseBuilder.resolveClass(BaseBuilder.java:118) at org.apache.ibatis.builder.xml.XMLStatementBuilder.parseStatementNode(XMLStatementBuilder.java:102) at org.apache.ibatis.builder.xml.XMLMapperBuilder.buildStatementFromContext(XMLMapperBuilder.java:138) at org.apache.ibatis.builder.xml.XMLMapperBuilder.buildStatementFromContext(XMLMapperBuilder.java:131) at org.apache.ibatis.builder.xml.XMLMapperBuilder.configurationElement(XMLMapperBuilder.java:121) ... 7 more Caused by: org.apache.ibatis.type.TypeException: Could not resolve type alias 'com.tianshi.pojo.entity.User'. Cause: java.lang.ClassNotFoundException: Cannot find class: com.tianshi.pojo.entity.User at org.apache.ibatis.type.TypeAliasRegistry.resolveAlias(TypeAliasRegistry.java:120) at org.apache.ibatis.builder.BaseBuilder.resolveAlias(BaseBuilder.java:149) at org.apache.ibatis.builder.BaseBuilder.resolveClass(BaseBuilder.java:116) ... 11 more Caused by: java.lang.ClassNotFoundException: Cannot find class: com.tianshi.pojo.entity.User at org.apache.ibatis.io.ClassLoaderWrapper.classForName(ClassLoaderWrapper.java:196) at org.apache.ibatis.io.ClassLoaderWrapper.classForName(ClassLoaderWrapper.java:89) at org.apache.ibatis.io.Resources.classForName(Resources.java:261) at org.apache.ibatis.type.TypeAliasRegistry.resolveAlias(TypeAliasRegistry.java:116) ... 13 more
最新发布
12-02
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