2018-12-16 13:10:53.295 INFO 12868 --- [ main] : No active profile set, falling back to default profiles: default
2018-12-16 13:10:53.327 INFO 12868 --- [ main] : Refreshing @5f9edf14: startup date [Sun Dec 16 13:10:53 CST 2018]; root of context hierarchy
2018-12-16 13:10:54.861 WARN 12868 --- [ main] : Exception encountered during context initialization - cancelling refresh attempt: : Error creating bean with name 'helloSpringBootApplication': Unsatisfied dependency expressed through field 'userService'; nested exception is : Error creating bean with name 'userServiceImpl': Injection of resource dependencies failed; nested exception is : Error creating bean with name 'userMapper' defined in file [D:\worksapceforidea\springbootdemo\target\classes\com\example\springbootdemo\dao\]: Unsatisfied dependency expressed through bean property 'sqlSessionFactory'; nested exception is : Error creating bean with name 'sqlSessionFactory' defined in class path resource [org/mybatis/spring/boot/autoconfigure/]: Bean instantiation via factory method failed; nested exception is : Failed to instantiate []: Factory method 'sqlSessionFactory' threw exception; nested exception is : (Ljava/lang/Class;)V
2018-12-16 13:10:54.868 INFO 12868 --- [ main] ConditionEvaluationReportLoggingListener :
Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2018-12-16 13:10:54.876 ERROR 12868 --- [ main] : Application run failed
: Error creating bean with name 'helloSpringBootApplication': Unsatisfied dependency expressed through field 'userService'; nested exception is : Error creating bean with name 'userServiceImpl': Injection of resource dependencies failed; nested exception is : Error creating bean with name 'userMapper' defined in file [D:\worksapceforidea\springbootdemo\target\classes\com\example\springbootdemo\dao\]: Unsatisfied dependency expressed through bean property 'sqlSessionFactory'; nested exception is : Error creating bean with name 'sqlSessionFactory' defined in class path resource [org/mybatis/spring/boot/autoconfigure/]: Bean instantiation via factory method failed; nested exception is : Failed to instantiate []: Factory method 'sqlSessionFactory' threw exception; nested exception is : (Ljava/lang/Class;)V
at $(:586) ~[spring-beans-5.0.:5.0.]
at (:91) ~[spring-beans-5.0.:5.0.]
at (:372) ~[spring-beans-5.0.:5.0.]
at (:1341) ~[spring-beans-5.0.:5.0.]
at (:572) ~[spring-beans-5.0.:5.0.]
at (:495) ~[spring-beans-5.0.:5.0.]
at $doGetBean$0(:317) ~[spring-beans-5.0.:5.0.]
at $$Lambda$116/(Unknown Source) ~[na:na]
at (:222) ~[spring-beans-5.0.:5.0.]
at (:315) ~[spring-beans-5.0.:5.0.]
at (:199) ~[spring-beans-5.0.:5.0.]
at (:759) ~[spring-beans-5.0.:5.0.]
at (:869) ~[spring-context-5.0.:5.0.]
at (:550) ~[spring-context-5.0.:5.0.]
at (:762) ~[spring-boot-2.0.:2.0.]
at (:398) ~[spring-boot-2.0.:2.0.]
at (:330) ~[spring-boot-2.0.:2.0.]
at (:139) [spring-boot-test-2.0.:2.0.]
at (:99) [spring-test-5.0.:5.0.]
at (:117) [spring-test-5.0.:5.0.]
at (:108) [spring-test-5.0.:5.0.]
at (:190) [spring-test-5.0.:5.0.]
at (:132) [spring-test-5.0.:5.0.]
at (:246) [spring-test-5.0.:5.0.]
at .junit4.(:227) [spring-test-5.0.:5.0.]
at .junit4.SpringJUnit4ClassRunner$(:289) [spring-test-5.0.:5.0.]
at (:12) [junit-4.:4.12]
at .junit4.(:291) [spring-test-5.0.:5.0.]
at .junit4.(:246) [spring-test-5.0.:5.0.]
at .junit4.(:97) [spring-test-5.0.:5.0.]
at $(:290) [junit-4.:4.12]
at $(:71) [junit-4.:4.12]
at (:288) [junit-4.:4.12]
at $000(:58) [junit-4.:4.12]
at $(:268) [junit-4.:4.12]
at
折腾了十几分钟，发现为没有加@Mapper注解（dao层），且之前自己编写mybatis的sessionFactory的时候加入了一个3.2版本的mybatis依赖包，导致@Mapper注解无法识别（版本太低），记录一下，方便学习。