springboot整合mybatis出错MapperFactoryBean，原因可能是未引入mybatis-spring-boot-starter导致

F:\JAVA\jdk1.8.0_40\bin\java -javaagent:G:\IntelliJIDEA2017.3\lib\idea_rt.jar=9809:G:\IntelliJIDEA2017.3\bin -Dfile.encoding=UTF-8 -classpath F:\JAVA\jdk1.8.0_40\jre\lib\charsets.jar;F:\JAVA\jdk1.8.0_40\jre\lib\deploy.jar;F:\JAVA\jdk1.8.0_40\jre\lib\ext\access-bridge-64.jar;F:\JAVA\jdk1.8.0_40\jre\lib\ext\cldrdata.jar;F:\JAVA\jdk1.8.0_40\jre\lib\ext\dnsns.jar;F:\JAVA\jdk1.8.0_40\jre\lib\ext\jaccess.jar;F:\JAVA\jdk1.8.0_40\jre\lib\ext\jfxrt.jar;F:\JAVA\jdk1.8.0_40\jre\lib\ext\localedata.jar;F:\JAVA\jdk1.8.0_40\jre\lib\ext\nashorn.jar;F:\JAVA\jdk1.8.0_40\jre\lib\ext\sunec.jar;F:\JAVA\jdk1.8.0_40\jre\lib\ext\sunjce_provider.jar;F:\JAVA\jdk1.8.0_40\jre\lib\ext\sunmscapi.jar;F:\JAVA\jdk1.8.0_40\jre\lib\ext\sunpkcs11.jar;F:\JAVA\jdk1.8.0_40\jre\lib\ext\zipfs.jar;F:\JAVA\jdk1.8.0_40\jre\lib\javaws.jar;F:\JAVA\jdk1.8.0_40\jre\lib\jce.jar;F:\JAVA\jdk1.8.0_40\jre\lib\jfr.jar;F:\JAVA\jdk1.8.0_40\jre\lib\jfxswt.jar;F:\JAVA\jdk1.8.0_40\jre\lib\jsse.jar;F:\JAVA\jdk1.8.0_40\jre\lib\management-agent.jar;F:\JAVA\jdk1.8.0_40\jre\lib\plugin.jar;F:\JAVA\jdk1.8.0_40\jre\lib\resources.jar;F:\JAVA\jdk1.8.0_40\jre\lib\rt.jar;G:\project\message-demo\target\classes;F:\repository\org\springframework\boot\spring-boot-starter-web\2.0.4.RELEASE\spring-boot-starter-web-2.0.4.RELEASE.jar;F:\repository\org\springframework\boot\spring-boot-starter\2.0.4.RELEASE\spring-boot-starter-2.0.4.RELEASE.jar;F:\repository\org\springframework\boot\spring-boot\2.0.4.RELEASE\spring-boot-2.0.4.RELEASE.jar;F:\repository\org\springframework\boot\spring-boot-autoconfigure\2.0.4.RELEASE\spring-boot-autoconfigure-2.0.4.RELEASE.jar;F:\repository\org\springframework\boot\spring-boot-starter-logging\2.0.4.RELEASE\spring-boot-starter-logging-2.0.4.RELEASE.jar;F:\repository\ch\qos\logback\logback-classic\1.2.3\logback-classic-1.2.3.jar;F:\repository\ch\qos\logback\logback-core\1.2.3\logback-core-1.2.3.jar;F:\repository\org\apache\logging\log4j\log4j-to-slf4j\2.10.0\log4j-to-slf4j-2.10.0.jar;F:\repository\org\apache\logging\log4j\log4j-api\2.10.0\log4j-api-2.10.0.jar;F:\repository\org\slf4j\jul-to-slf4j\1.7.25\jul-to-slf4j-1.7.25.jar;F:\repository\javax\annotation\javax.annotation-api\1.3.2\javax.annotation-api-1.3.2.jar;F:\repository\org\yaml\snakeyaml\1.19\snakeyaml-1.19.jar;F:\repository\org\springframework\boot\spring-boot-starter-json\2.0.4.RELEASE\spring-boot-starter-json-2.0.4.RELEASE.jar;F:\repository\com\fasterxml\jackson\core\jackson-databind\2.9.6\jackson-databind-2.9.6.jar;F:\repository\com\fasterxml\jackson\core\jackson-annotations\2.9.0\jackson-annotations-2.9.0.jar;F:\repository\com\fasterxml\jackson\core\jackson-core\2.9.6\jackson-core-2.9.6.jar;F:\repository\com\fasterxml\jackson\datatype\jackson-datatype-jdk8\2.9.6\jackson-datatype-jdk8-2.9.6.jar;F:\repository\com\fasterxml\jackson\datatype\jackson-datatype-jsr310\2.9.6\jackson-datatype-jsr310-2.9.6.jar;F:\repository\com\fasterxml\jackson\module\jackson-module-parameter-names\2.9.6\jackson-module-parameter-names-2.9.6.jar;F:\repository\org\springframework\boot\spring-boot-starter-tomcat\2.0.4.RELEASE\spring-boot-starter-tomcat-2.0.4.RELEASE.jar;F:\repository\org\apache\tomcat\embed\tomcat-embed-core\8.5.32\tomcat-embed-core-8.5.32.jar;F:\repository\org\apache\tomcat\embed\tomcat-embed-el\8.5.32\tomcat-embed-el-8.5.32.jar;F:\repository\org\apache\tomcat\embed\tomcat-embed-websocket\8.5.32\tomcat-embed-websocket-8.5.32.jar;F:\repository\org\hibernate\validator\hibernate-validator\6.0.11.Final\hibernate-validator-6.0.11.Final.jar;F:\repository\javax\validation\validation-api\2.0.1.Final\validation-api-2.0.1.Final.jar;F:\repository\org\jboss\logging\jboss-logging\3.3.2.Final\jboss-logging-3.3.2.Final.jar;F:\repository\com\fasterxml\classmate\1.3.4\classmate-1.3.4.jar;F:\repository\org\springframework\spring-web\5.0.8.RELEASE\spring-web-5.0.8.RELEASE.jar;F:\repository\org\springframework\spring-beans\5.0.8.RELEASE\spring-beans-5.0.8.RELEASE.jar;F:\repository\org\springframework\spring-webmvc\5.0.8.RELEASE\spring-webmvc-5.0.8.RELEASE.jar;F:\repository\org\springframework\spring-aop\5.0.8.RELEASE\spring-aop-5.0.8.RELEASE.jar;F:\repository\org\springframework\spring-context\5.0.8.RELEASE\spring-context-5.0.8.RELEASE.jar;F:\repository\org\springframework\spring-expression\5.0.8.RELEASE\spring-expression-5.0.8.RELEASE.jar;F:\repository\org\slf4j\slf4j-api\1.7.25\slf4j-api-1.7.25.jar;F:\repository\org\springframework\spring-core\5.0.8.RELEASE\spring-core-5.0.8.RELEASE.jar;F:\repository\org\springframework\spring-jcl\5.0.8.RELEASE\spring-jcl-5.0.8.RELEASE.jar;F:\repository\mysql\mysql-connector-java\5.1.27\mysql-connector-java-5.1.27.jar;F:\repository\org\springframework\boot\spring-boot-starter-jdbc\2.0.4.RELEASE\spring-boot-starter-jdbc-2.0.4.RELEASE.jar;F:\repository\com\zaxxer\HikariCP\2.7.9\HikariCP-2.7.9.jar;F:\repository\org\springframework\spring-jdbc\5.0.8.RELEASE\spring-jdbc-5.0.8.RELEASE.jar;F:\repository\org\springframework\spring-tx\5.0.8.RELEASE\spring-tx-5.0.8.RELEASE.jar;F:\repository\org\mybatis\mybatis-spring\1.2.2\mybatis-spring-1.2.2.jar com.du.messagedemo.MessageDemoApplication

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 :: Spring Boot ::        (v2.0.4.RELEASE)

2018-08-02 22:07:18.328  INFO 7896 --- [           main] c.du.messagedemo.MessageDemoApplication  : Starting MessageDemoApplication on duhongpeng with PID 7896 (G:\project\message-demo\target\classes started by Think in G:\project\message-demo)
2018-08-02 22:07:18.333  INFO 7896 --- [           main] c.du.messagedemo.MessageDemoApplication  : No active profile set, falling back to default profiles: default
2018-08-02 22:07:18.486  INFO 7896 --- [           main] ConfigServletWebServerApplicationContext : Refreshing org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@5762806e: startup date [Thu Aug 02 22:07:18 CST 2018]; root of context hierarchy
2018-08-02 22:07:20.865  WARN 7896 --- [           main] ConfigServletWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'methodValidationPostProcessor' defined in class path resource [org/springframework/boot/autoconfigure/validation/ValidationAutoConfiguration.class]: Unsatisfied dependency expressed through method 'methodValidationPostProcessor' parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sysMessageDOMapper': Lookup method resolution failed; nested exception is java.lang.IllegalStateException: Failed to introspect Class [org.mybatis.spring.mapper.MapperFactoryBean] from ClassLoader [sun.misc.Launcher$AppClassLoader@14dad5dc]
2018-08-02 22:07:20.879  INFO 7896 --- [           main] ConditionEvaluationReportLoggingListener : 

Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2018-08-02 22:07:20.914 ERROR 7896 --- [           main] o.s.boot.SpringApplication               : Application run failed

org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'methodValidationPostProcessor' defined in class path resource [org/springframework/boot/autoconfigure/validation/ValidationAutoConfiguration.class]: Unsatisfied dependency expressed through method 'methodValidationPostProcessor' parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sysMessageDOMapper': Lookup method resolution failed; nested exception is java.lang.IllegalStateException: Failed to introspect Class [org.mybatis.spring.mapper.MapperFactoryBean] from ClassLoader [sun.misc.Launcher$AppClassLoader@14dad5dc]
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:732) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:474) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1247) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1096) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:535) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:495) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:317) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory$$Lambda$98/1785507932.getObject(Unknown Source) ~[na:na]
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:315) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:204) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.context.support.PostProcessorRegistrationDelegate.registerBeanPostProcessors(PostProcessorRegistrationDelegate.java:224) ~[spring-context-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.registerBeanPostProcessors(AbstractApplicationContext.java:710) ~[spring-context-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:535) ~[spring-context-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:140) ~[spring-boot-2.0.4.RELEASE.jar:2.0.4.RELEASE]
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:762) [spring-boot-2.0.4.RELEASE.jar:2.0.4.RELEASE]
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:398) [spring-boot-2.0.4.RELEASE.jar:2.0.4.RELEASE]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:330) [spring-boot-2.0.4.RELEASE.jar:2.0.4.RELEASE]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1258) [spring-boot-2.0.4.RELEASE.jar:2.0.4.RELEASE]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1246) [spring-boot-2.0.4.RELEASE.jar:2.0.4.RELEASE]
    at com.du.messagedemo.MessageDemoApplication.main(MessageDemoApplication.java:14) [classes/:na]
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sysMessageDOMapper': Lookup method resolution failed; nested exception is java.lang.IllegalStateException: Failed to introspect Class [org.mybatis.spring.mapper.MapperFactoryBean] from ClassLoader [sun.misc.Launcher$AppClassLoader@14dad5dc]
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.determineCandidateConstructors(AutowiredAnnotationBeanPostProcessor.java:261) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.determineConstructorsFromBeanPostProcessors(AbstractAutowireCapableBeanFactory.java:1195) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1120) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.getSingletonFactoryBeanForTypeCheck(AbstractAutowireCapableBeanFactory.java:943) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.getTypeForFactoryBean(AbstractAutowireCapableBeanFactory.java:826) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.isTypeMatch(AbstractBeanFactory.java:562) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doGetBeanNamesForType(DefaultListableBeanFactory.java:426) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeanNamesForType(DefaultListableBeanFactory.java:389) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.BeanFactoryUtils.beanNamesForTypeIncludingAncestors(BeanFactoryUtils.java:208) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.findAutowireCandidates(DefaultListableBeanFactory.java:1273) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1098) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1062) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:818) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:724) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    ... 20 common frames omitted
Caused by: java.lang.IllegalStateException: Failed to introspect Class [org.mybatis.spring.mapper.MapperFactoryBean] from ClassLoader [sun.misc.Launcher$AppClassLoader@14dad5dc]
    at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:659) ~[spring-core-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:556) ~[spring-core-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:541) ~[spring-core-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.determineCandidateConstructors(AutowiredAnnotationBeanPostProcessor.java:244) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    ... 33 common frames omitted
Caused by: java.lang.NoClassDefFoundError: org/apache/ibatis/session/SqlSession
    at java.lang.Class.getDeclaredMethods0(Native Method) ~[na:1.8.0_40]
    at java.lang.Class.privateGetDeclaredMethods(Class.java:2701) ~[na:1.8.0_40]
    at java.lang.Class.getDeclaredMethods(Class.java:1975) ~[na:1.8.0_40]
    at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:641) ~[spring-core-5.0.8.RELEASE.jar:5.0.8.RELEASE]
    ... 36 common frames omitted
Caused by: java.lang.ClassNotFoundException: org.apache.ibatis.session.SqlSession
    at java.net.URLClassLoader.findClass(URLClassLoader.java:381) ~[na:1.8.0_40]
    at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[na:1.8.0_40]
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) ~[na:1.8.0_40]
    at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[na:1.8.0_40]
    ... 40 common frames omitted


Process finished with exit code 1

 

解决方案：

引入依赖

   org.mybatis.spring.boot
   mybatis-spring-boot-starter
   1.3.2