IDEA报错：java.lang.IllegalArgumentException【已解决】

问题描述

idea报错

报错详情

org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'com/jdjx/malltest/mbg/mapper/PmsBrandMapper.xml'. Cause: java.lang.IllegalArgumentException: Result Maps collection already contains value for com.jdjx.malltest.mbg.mapper.PmsBrandMapper.BaseResultMap
at org.apache.ibatis.builder.xml.XMLMapperBuilder.configurationElement(XMLMapperBuilder.java:120) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.xml.XMLMapperBuilder.parse(XMLMapperBuilder.java:92) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.annotation.MapperAnnotationBuilder.loadXmlResource(MapperAnnotationBuilder.java:173) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.annotation.MapperAnnotationBuilder.parse(MapperAnnotationBuilder.java:124) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.binding.MapperRegistry.addMapper(MapperRegistry.java:72) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.session.Configuration.addMapper(Configuration.java:741) ~[mybatis-3.4.6.jar:3.4.6]
at org.mybatis.spring.mapper.MapperFactoryBean.checkDaoConfig(MapperFactoryBean.java:80) ~[mybatis-spring-1.3.2.jar:1.3.2]
at org.springframework.dao.support.DaoSupport.afterPropertiesSet(DaoSupport.java:44) [spring-tx-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1847) [spring-beans-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1784) [spring-beans-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:609) [spring-beans-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:531) [spring-beans-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:335) [spring-beans-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) [spring-beans-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) [spring-beans-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:925) ~[spring-beans-5.3.3.jar:5.3.3]
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:923) ~[spring-context-5.3.3.jar:5.3.3]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:588) ~[spring-context-5.3.3.jar:5.3.3]
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:144) ~[spring-boot-2.4.2.jar:2.4.2]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:767) ~[spring-boot-2.4.2.jar:2.4.2]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:759) ~[spring-boot-2.4.2.jar:2.4.2]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:426) ~[spring-boot-2.4.2.jar:2.4.2]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:326) ~[spring-boot-2.4.2.jar:2.4.2]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1311) ~[spring-boot-2.4.2.jar:2.4.2]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1300) ~[spring-boot-2.4.2.jar:2.4.2]
at com.jdjx.malltest.MalltestApplication.main(MalltestApplication.java:10) ~[classes/:na]
Caused by: java.lang.IllegalArgumentException: Result Maps collection already contains value for com.jdjx.malltest.mbg.mapper.PmsBrandMapper.BaseResultMap
at org.apache.ibatis.session.Configuration$StrictMap.put(Configuration.java:872) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.session.Configuration$StrictMap.put(Configuration.java:844) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.session.Configuration.addResultMap(Configuration.java:626) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.MapperBuilderAssistant.addResultMap(MapperBuilderAssistant.java:214) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.ResultMapResolver.resolve(ResultMapResolver.java:47) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.xml.XMLMapperBuilder.resultMapElement(XMLMapperBuilder.java:285) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.xml.XMLMapperBuilder.resultMapElement(XMLMapperBuilder.java:252) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.xml.XMLMapperBuilder.resultMapElements(XMLMapperBuilder.java:244) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.xml.XMLMapperBuilder.configurationElement(XMLMapperBuilder.java:116) ~[mybatis-3.4.6.jar:3.4.6]
... 26 common frames omitted
2021-01-31 17:04:25.032
WARN 5556 --- [
main] ConfigServletWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'pmsBrandMapper' defined in file [E:SoftUtilIdeaProjectsmalltesttargetclassescomjdjxmalltestmbgmapperPmsBrandMapper.class]: Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'com/jdjx/malltest/mbg/mapper/PmsBrandMapper.xml'. Cause: java.lang.IllegalArgumentException: Result Maps collection already contains value for com.jdjx.malltest.mbg.mapper.PmsBrandMapper.BaseResultMap
2021-01-31 17:04:25.032
INFO 5556 --- [
main] com.alibaba.druid.pool.DruidDataSource
: {dataSource-1} closed
2021-01-31 17:04:25.035
INFO 5556 --- [
main] o.apache.catalina.core.StandardService
: Stopping service [Tomcat]
2021-01-31 17:04:25.046
INFO 5556 --- [
main] ConditionEvaluationReportLoggingListener :
Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2021-01-31 17:04:25.121 ERROR 5556 --- [
main] o.s.boot.SpringApplication
: Application run failed
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'pmsBrandMapper' defined in file [E:SoftUtilIdeaProjectsmalltesttargetclassescomjdjxmalltestmbgmapperPmsBrandMapper.class]: Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'com/jdjx/malltest/mbg/mapper/PmsBrandMapper.xml'. Cause: java.lang.IllegalArgumentException: Result Maps collection already contains value for com.jdjx.malltest.mbg.mapper.PmsBrandMapper.BaseResultMap
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1788) ~[spring-beans-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:609) ~[spring-beans-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:531) ~[spring-beans-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:335) ~[spring-beans-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) ~[spring-beans-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) ~[spring-beans-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:925) ~[spring-beans-5.3.3.jar:5.3.3]
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:923) ~[spring-context-5.3.3.jar:5.3.3]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:588) ~[spring-context-5.3.3.jar:5.3.3]
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:144) ~[spring-boot-2.4.2.jar:2.4.2]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:767) [spring-boot-2.4.2.jar:2.4.2]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:759) [spring-boot-2.4.2.jar:2.4.2]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:426) [spring-boot-2.4.2.jar:2.4.2]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:326) [spring-boot-2.4.2.jar:2.4.2]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1311) [spring-boot-2.4.2.jar:2.4.2]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1300) [spring-boot-2.4.2.jar:2.4.2]
at com.jdjx.malltest.MalltestApplication.main(MalltestApplication.java:10) [classes/:na]
Caused by: java.lang.IllegalArgumentException: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'com/jdjx/malltest/mbg/mapper/PmsBrandMapper.xml'. Cause: java.lang.IllegalArgumentException: Result Maps collection already contains value for com.jdjx.malltest.mbg.mapper.PmsBrandMapper.BaseResultMap
at org.mybatis.spring.mapper.MapperFactoryBean.checkDaoConfig(MapperFactoryBean.java:83) ~[mybatis-spring-1.3.2.jar:1.3.2]
at org.springframework.dao.support.DaoSupport.afterPropertiesSet(DaoSupport.java:44) ~[spring-tx-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1847) ~[spring-beans-5.3.3.jar:5.3.3]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1784) ~[spring-beans-5.3.3.jar:5.3.3]
... 17 common frames omitted
Caused by: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. The XML location is 'com/jdjx/malltest/mbg/mapper/PmsBrandMapper.xml'. Cause: java.lang.IllegalArgumentException: Result Maps collection already contains value for com.jdjx.malltest.mbg.mapper.PmsBrandMapper.BaseResultMap
at org.apache.ibatis.builder.xml.XMLMapperBuilder.configurationElement(XMLMapperBuilder.java:120) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.xml.XMLMapperBuilder.parse(XMLMapperBuilder.java:92) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.annotation.MapperAnnotationBuilder.loadXmlResource(MapperAnnotationBuilder.java:173) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.annotation.MapperAnnotationBuilder.parse(MapperAnnotationBuilder.java:124) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.binding.MapperRegistry.addMapper(MapperRegistry.java:72) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.session.Configuration.addMapper(Configuration.java:741) ~[mybatis-3.4.6.jar:3.4.6]
at org.mybatis.spring.mapper.MapperFactoryBean.checkDaoConfig(MapperFactoryBean.java:80) ~[mybatis-spring-1.3.2.jar:1.3.2]
... 20 common frames omitted
Caused by: java.lang.IllegalArgumentException: Result Maps collection already contains value for com.jdjx.malltest.mbg.mapper.PmsBrandMapper.BaseResultMap
at org.apache.ibatis.session.Configuration$StrictMap.put(Configuration.java:872) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.session.Configuration$StrictMap.put(Configuration.java:844) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.session.Configuration.addResultMap(Configuration.java:626) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.MapperBuilderAssistant.addResultMap(MapperBuilderAssistant.java:214) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.ResultMapResolver.resolve(ResultMapResolver.java:47) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.xml.XMLMapperBuilder.resultMapElement(XMLMapperBuilder.java:285) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.xml.XMLMapperBuilder.resultMapElement(XMLMapperBuilder.java:252) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.xml.XMLMapperBuilder.resultMapElements(XMLMapperBuilder.java:244) ~[mybatis-3.4.6.jar:3.4.6]
at org.apache.ibatis.builder.xml.XMLMapperBuilder.configurationElement(XMLMapperBuilder.java:116) ~[mybatis-3.4.6.jar:3.4.6]
... 26 common frames omitted

解决办法

@MapperScan没有扫描到mapper，路径设置错误

/**
* MyBatis配置类
* Created by macro on 2019/4/8.
*/
@Configuration
@MapperScan("./com.jdjx.malltest.mbg.mapper")
public class MyBatisConfig {
}

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