【铁木儿的回答：spring boot和mybatis使用的问题； _springboot 】

spring boot和mybatis使用的问题；

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回答(1)

springboot

详细描述

源码

代码：
@SpringBootApplication
@MapperScan(basePackages="com.jnshuboot.dao")
publicclassDemobootApplication{

publicstaticvoidmain(String[]args){
SpringApplication.run(DemobootApplication.class,args);
System.out.println("springbootsuccess");
}
}

pom文件
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>3.4.1</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.6</version>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.3.1</version>
</dependency>
</dependencies>

Spring boot的配置文件；
#数据库连接相关配置
spring.datasource.url=jdbc:mysql://localhost:3306/task5?useUnicode=true&characterEncoding=utf-8
spring.datasource.username=root
spring.datasource.password=123456
spring.datasource.driver-class-name=com.mysql.jdbc.Driver

mybatis.mapper-locations=classpath:mapper/engineerMapper.xml
mybatis.typeAliasesPackage=com.jnshuboot.pojo

C:\gongzuo\Java\jdk1.8.0_171\bin\java.exe -XX:TieredStopAtLevel=1 -noverify -Dspring.output.ansi.enabled=always -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.port=50283 -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -Djava.rmi.server.hostname=localhost -Dspring.liveBeansView.mbeanDomain -Dspring.application.admin.enabled=true "-javaagent:C:\gongzuo\JetBrains\IntelliJ IDEA 2018.1.4\lib\idea_rt.jar=50284:C:\gongzuo\JetBrains\IntelliJ IDEA 2018.1.4\bin" -Dfile.encoding=UTF-8 -classpath C:\gongzuo\Java\jdk1.8.0_171\jre\lib\charsets.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\deploy.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\ext\access-bridge-64.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\ext\cldrdata.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\ext\dnsns.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\ext\jaccess.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\ext\jfxrt.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\ext\localedata.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\ext\nashorn.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\ext\sunec.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\ext\sunjce_provider.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\ext\sunmscapi.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\ext\sunpkcs11.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\ext\zipfs.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\javaws.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\jce.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\jfr.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\jfxswt.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\jsse.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\management-agent.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\plugin.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\resources.jar;C:\gongzuo\Java\jdk1.8.0_171\jre\lib\rt.jar;C:\gongzuofile\demoboot\target\classes;C:\Users\24569\.m2\repository\org\springframework\boot\spring-boot-starter-web\2.0.4.RELEASE\spring-boot-starter-web-2.0.4.RELEASE.jar;C:\Users\24569\.m2\repository\org\springframework\boot\spring-boot-starter\2.0.4.RELEASE\spring-boot-starter-2.0.4.RELEASE.jar;C:\Users\24569\.m2\repository\org\springframework\boot\spring-boot\2.0.4.RELEASE\spring-boot-2.0.4.RELEASE.jar;C:\Users\24569\.m2\repository\org\springframework\boot\spring-boot-autoconfigure\2.0.4.RELEASE\spring-boot-autoconfigure-2.0.4.RELEASE.jar;C:\Users\24569\.m2\repository\org\springframework\boot\spring-boot-starter-logging\2.0.4.RELEASE\spring-boot-starter-logging-2.0.4.RELEASE.jar;C:\Users\24569\.m2\repository\ch\qos\logback\logback-classic\1.2.3\logback-classic-1.2.3.jar;C:\Users\24569\.m2\repository\ch\qos\logback\logback-core\1.2.3\logback-core-1.2.3.jar;C:\Users\24569\.m2\repository\org\apache\logging\log4j\log4j-to-slf4j\2.10.0\log4j-to-slf4j-2.10.0.jar;C:\Users\24569\.m2\repository\org\apache\logging\log4j\log4j-api\2.10.0\log4j-api-2.10.0.jar;C:\Users\24569\.m2\repository\org\slf4j\jul-to-slf4j\1.7.25\jul-to-slf4j-1.7.25.jar;C:\Users\24569\.m2\repository\javax\annotation\javax.annotation-api\1.3.2\javax.annotation-api-1.3.2.jar;C:\Users\24569\.m2\repository\org\yaml\snakeyaml\1.19\snakeyaml-1.19.jar;C:\Users\24569\.m2\repository\org\springframework\boot\spring-boot-starter-json\2.0.4.RELEASE\spring-boot-starter-json-2.0.4.RELEASE.jar;C:\Users\24569\.m2\repository\com\fasterxml\jackson\core\jackson-databind\2.9.6\jackson-databind-2.9.6.jar;C:\Users\24569\.m2\repository\com\fasterxml\jackson\core\jackson-annotations\2.9.0\jackson-annotations-2.9.0.jar;C:\Users\24569\.m2\repository\com\fasterxml\jackson\core\jackson-core\2.9.6\jackson-core-2.9.6.jar;C:\Users\24569\.m2\repository\com\fasterxml\jackson\datatype\jackson-datatype-jdk8\2.9.6\jackson-datatype-jdk8-2.9.6.jar;C:\Users\24569\.m2\repository\com\fasterxml\jackson\datatype\jackson-datatype-jsr310\2.9.6\jackson-datatype-jsr310-2.9.6.jar;C:\Users\24569\.m2\repository\com\fasterxml\jackson\module\jackson-module-parameter-names\2.9.6\jackson-module-parameter-names-2.9.6.jar;C:\Users\24569\.m2\repository\org\springframework\boot\spring-boot-starter-tomcat\2.0.4.RELEASE\spring-boot-starter-tomcat-2.0.4.RELEASE.jar;C:\Users\24569\.m2\repository\org\apache\tomcat\embed\tomcat-embed-core\8.5.32\tomcat-embed-core-8.5.32.jar;C:\Users\24569\.m2\repository\org\apache\tomcat\embed\tomcat-embed-el\8.5.32\tomcat-embed-el-8.5.32.jar;C:\Users\24569\.m2\repository\org\apache\tomcat\embed\tomcat-embed-websocket\8.5.32\tomcat-embed-websocket-8.5.32.jar;C:\Users\24569\.m2\repository\org\hibernate\validator\hibernate-validator\6.0.11.Final\hibernate-validator-6.0.11.Final.jar;C:\Users\24569\.m2\repository\javax\validation\validation-api\2.0.1.Final\validation-api-2.0.1.Final.jar;C:\Users\24569\.m2\repository\org\jboss\logging\jboss-logging\3.3.2.Final\jboss-logging-3.3.2.Final.jar;C:\Users\24569\.m2\repository\com\fasterxml\classmate\1.3.4\classmate-1.3.4.jar;C:\Users\24569\.m2\repository\org\springframework\spring-web\5.0.8.RELEASE\spring-web-5.0.8.RELEASE.jar;C:\Users\24569\.m2\repository\org\springframework\spring-beans\5.0.8.RELEASE\spring-beans-5.0.8.RELEASE.jar;C:\Users\24569\.m2\repository\org\springframework\spring-webmvc\5.0.8.RELEASE\spring-webmvc-5.0.8.RELEASE.jar;C:\Users\24569\.m2\repository\org\springframework\spring-aop\5.0.8.RELEASE\spring-aop-5.0.8.RELEASE.jar;C:\Users\24569\.m2\repository\org\springframework\spring-context\5.0.8.RELEASE\spring-context-5.0.8.RELEASE.jar;C:\Users\24569\.m2\repository\org\springframework\spring-expression\5.0.8.RELEASE\spring-expression-5.0.8.RELEASE.jar;C:\Users\24569\.m2\repository\org\slf4j\slf4j-api\1.7.25\slf4j-api-1.7.25.jar;C:\Users\24569\.m2\repository\org\springframework\spring-core\5.0.8.RELEASE\spring-core-5.0.8.RELEASE.jar;C:\Users\24569\.m2\repository\org\springframework\spring-jcl\5.0.8.RELEASE\spring-jcl-5.0.8.RELEASE.jar;C:\Users\24569\.m2\repository\org\mybatis\mybatis\3.4.1\mybatis-3.4.1.jar;C:\Users\24569\.m2\repository\mysql\mysql-connector-java\5.1.6\mysql-connector-java-5.1.6.jar;C:\Users\24569\.m2\repository\org\mybatis\mybatis-spring\1.3.1\mybatis-spring-1.3.1.jar com.jnshuboot.demoboot.DemobootApplication

.   ____          _            __ _ _
 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
 =========|_|==============|___/=/_/_/_/
 :: Spring Boot ::        (v2.0.4.RELEASE)

2018-09-01 22:52:06.686  INFO 41352 --- [           main] c.j.demoboot.DemobootApplication         : Starting DemobootApplication on DESKTOP-429TKN1 with PID 41352 (C:\gongzuofile\demoboot\target\classes started by 24569 in C:\gongzuofile\demoboot)
2018-09-01 22:52:06.688  INFO 41352 --- [           main] c.j.demoboot.DemobootApplication         : No active profile set, falling back to default profiles: default
2018-09-01 22:52:06.700  INFO 41352 --- [           main] o.s.core.annotation.AnnotationUtils      : Failed to introspect annotations on class com.jnshuboot.demoboot.DemobootApplication: java.lang.annotation.AnnotationFormatError: Invalid default: public abstract java.lang.Class org.mybatis.spring.annotation.MapperScan.factoryBean()
2018-09-01 22:52:06.903 ERROR 41352 --- [           main] o.s.boot.SpringApplication               : Application run failed

java.lang.annotation.AnnotationFormatError: Invalid default: public abstract java.lang.Class org.mybatis.spring.annotation.MapperScan.factoryBean()
	at java.lang.reflect.Method.getDefaultValue(Method.java:612) ~[na:1.8.0_171]
	at sun.reflect.annotation.AnnotationType.<init>(AnnotationType.java:132) ~[na:1.8.0_171]
	at sun.reflect.annotation.AnnotationType.getInstance(AnnotationType.java:85) ~[na:1.8.0_171]
	at sun.reflect.annotation.AnnotationParser.parseAnnotation2(AnnotationParser.java:266) ~[na:1.8.0_171]
	at sun.reflect.annotation.AnnotationParser.parseAnnotations2(AnnotationParser.java:120) ~[na:1.8.0_171]
	at sun.reflect.annotation.AnnotationParser.parseAnnotations(AnnotationParser.java:72) ~[na:1.8.0_171]
	at java.lang.Class.createAnnotationData(Class.java:3521) ~[na:1.8.0_171]
	at java.lang.Class.annotationData(Class.java:3510) ~[na:1.8.0_171]
	at java.lang.Class.getAnnotations(Class.java:3446) ~[na:1.8.0_171]
	at org.springframework.core.type.StandardAnnotationMetadata.<init>(StandardAnnotationMetadata.java:70) ~[spring-core-5.0.8.RELEASE.jar:5.0.8.RELEASE]
	at org.springframework.beans.factory.annotation.AnnotatedGenericBeanDefinition.<init>(AnnotatedGenericBeanDefinition.java:58) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
	at org.springframework.context.annotation.AnnotatedBeanDefinitionReader.doRegisterBean(AnnotatedBeanDefinitionReader.java:216) ~[spring-context-5.0.8.RELEASE.jar:5.0.8.RELEASE]
	at org.springframework.context.annotation.AnnotatedBeanDefinitionReader.registerBean(AnnotatedBeanDefinitionReader.java:145) ~[spring-context-5.0.8.RELEASE.jar:5.0.8.RELEASE]
	at org.springframework.context.annotation.AnnotatedBeanDefinitionReader.register(AnnotatedBeanDefinitionReader.java:135) ~[spring-context-5.0.8.RELEASE.jar:5.0.8.RELEASE]
	at org.springframework.boot.BeanDefinitionLoader.load(BeanDefinitionLoader.java:158) ~[spring-boot-2.0.4.RELEASE.jar:2.0.4.RELEASE]
	at org.springframework.boot.BeanDefinitionLoader.load(BeanDefinitionLoader.java:135) ~[spring-boot-2.0.4.RELEASE.jar:2.0.4.RELEASE]
	at org.springframework.boot.BeanDefinitionLoader.load(BeanDefinitionLoader.java:127) ~[spring-boot-2.0.4.RELEASE.jar:2.0.4.RELEASE]
	at org.springframework.boot.SpringApplication.load(SpringApplication.java:704) [spring-boot-2.0.4.RELEASE.jar:2.0.4.RELEASE]
	at org.springframework.boot.SpringApplication.prepareContext(SpringApplication.java:393) [spring-boot-2.0.4.RELEASE.jar:2.0.4.RELEASE]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:328) [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.jnshuboot.demoboot.DemobootApplication.main(DemobootApplication.java:15) [classes/:na]

编辑于2025-05-25

[北京|结业弟子]JAVA-铁木儿

<groupId>org.mybatis</groupId>

<artifactId>mybatis-spring</artifactId>

</dependency>

这个是spring环境下的依赖，应该换成spring-boot环境依赖

<dependency>
    <groupId>org.mybatis.spring.boot</groupId>
    <artifactId>mybatis-spring-boot-starter</artifactId>
    <version>1.3.2</version>
</dependency>

编辑于2018-09-13