基于Spring Boot的个人博客系统（源码+数据库）

------------------------------------------------------------------------------- Test set: com.itheima.BlogSystemApplicationTests ------------------------------------------------------------------------------- Tests run: 1, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 2.257 s <<< FAILURE! - in com.itheima.BlogSystemApplicationTests contextLoads(com.itheima.BlogSystemApplicationTests) Time elapsed: 0.002 s <<< ERROR! java.lang.IllegalStateException: Failed to load ApplicationContext Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'articleServiceImpl': Unsatisfied dependency expressed through field 'articleMapper'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'articleMapper' defined in file [E:\文档\大四上\springboot\09_《Spring Boot企业级开发教材》\源代码\Spring Boot配套源代码\blog_system\target\classes\com\itheima\dao\ArticleMapper.class]: Unsatisfied dependency expressed through bean property 'sqlSessionFactory'; 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:\文档\大四上\springboot\09_《Spring Boot企业级开发教材》\源代码\Spring Boot配套源代码\blog_system\target\classes\mapper\UserMapper.xml]'; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'file [E:\文档\大四上\springboot\09_《Spring Boot企业级开发教材》\源代码\Spring Boot配套源代码\blog_system\target\classes\mapper\UserMapper.xml]'. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'User'. Cause: java.lang.ClassNotFoundException: Cannot find class: User Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'articleMapper' defined in file [E:\文档\大四上\springboot\09_《Spring Boot企业级开发教材》\源代码\Spring Boot配套源代码\blog_system\target\classes\com\itheima\dao\ArticleMapper.class]: Unsatisfied dependency expressed through bean property 'sqlSessionFactory'; 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:\文档\大四上\springboot\09_《Spring Boot企业级开发教材》\源代码\Spring Boot配套源代码\blog_system\target\classes\mapper\UserMapper.xml]'; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'file [E:\文档\大四上\springboot\09_《Spring Boot企业级开发教材》\源代码\Spring Boot配套源代码\blog_system\target\classes\mapper\UserMapper.xml]'. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'User'. Cause: java.lang.ClassNotFoundException: Cannot find class: User Caused by: 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:\文档\大四上\springboot\09_《Spring Boot企业级开发教材》\源代码\Spring Boot配套源代码\blog_system\target\classes\mapper\UserMapper.xml]'; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'file [E:\文档\大四上\springboot\09_《Spring Boot企业级开发教材》\源代码\Spring Boot配套源代码\blog_system\target\classes\mapper\UserMapper.xml]'. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'User'. Cause: java.lang.ClassNotFoundException: Cannot find class: User Caused by: 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:\文档\大四上\springboot\09_《Spring Boot企业级开发教材》\源代码\Spring Boot配套源代码\blog_system\target\classes\mapper\UserMapper.xml]'; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'file [E:\文档\大四上\springboot\09_《Spring Boot企业级开发教材》\源代码\Spring Boot配套源代码\blog_system\target\classes\mapper\UserMapper.xml]'. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'User'. Cause: java.lang.ClassNotFoundException: Cannot find class: User Caused by: org.springframework.core.NestedIOException: Failed to parse mapping resource: 'file [E:\文档\大四上\springboot\09_《Spring Boot企业级开发教材》\源代码\Spring Boot配套源代码\blog_system\target\classes\mapper\UserMapper.xml]'; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'file [E:\文档\大四上\springboot\09_《Spring Boot企业级开发教材》\源代码\Spring Boot配套源代码\blog_system\target\classes\mapper\UserMapper.xml]'. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'User'. Cause: java.lang.ClassNotFoundException: Cannot find class: User Caused by: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'file [E:\文档\大四上\springboot\09_《Spring Boot企业级开发教材》\源代码\Spring Boot配套源代码\blog_system\target\classes\mapper\UserMapper.xml]'. Cause: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'User'. Cause: java.lang.ClassNotFoundException: Cannot find class: User Caused by: org.apache.ibatis.builder.BuilderException: Error resolving class. Cause: org.apache.ibatis.type.TypeException: Could not resolve type alias 'User'. Cause: java.lang.ClassNotFoundException: Cannot find class: User Caused by: org.apache.ibatis.type.TypeException: Could not resolve type alias 'User'. Cause: java.lang.ClassNotFoundException: Cannot find class: User Caused by: java.lang.ClassNotFoundException: Cannot find class: User