Mr.Daru 2017-07-13 07:04 采纳率: 76.5%
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mybatis ReflectionException

映射类里都没有那个字段......也没别的单独设置，求解
错误代码，

 严重: Servlet.service() for servlet [spring-dispatcher] in context with path [/sg] threw exception [Request processing failed; nested exception is org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.reflection.ReflectionException: There is no getter for property named 'maga' in 'class com.sg.model.manga'] with root cause
org.apache.ibatis.reflection.ReflectionException: There is no getter for property named 'maga' in 'class com.sg.model.manga'
    at org.apache.ibatis.reflection.Reflector.getGetInvoker(Reflector.java:381)
    at org.apache.ibatis.reflection.MetaClass.getGetInvoker(MetaClass.java:164)
    at org.apache.ibatis.reflection.wrapper.BeanWrapper.getBeanProperty(BeanWrapper.java:162)
    at org.apache.ibatis.reflection.wrapper.BeanWrapper.get(BeanWrapper.java:49)
    at org.apache.ibatis.reflection.MetaObject.getValue(MetaObject.java:122)
    at org.apache.ibatis.reflection.MetaObject.metaObjectForProperty(MetaObject.java:145)
    at org.apache.ibatis.reflection.MetaObject.getValue(MetaObject.java:115)
    at org.apache.ibatis.scripting.defaults.DefaultParameterHandler.setParameters(DefaultParameterHandler.java:79)
    at org.apache.ibatis.executor.statement.PreparedStatementHandler.parameterize(PreparedStatementHandler.java:85)
    at org.apache.ibatis.executor.statement.RoutingStatementHandler.parameterize(RoutingStatementHandler.java:63)
    at org.apache.ibatis.executor.SimpleExecutor.prepareStatement(SimpleExecutor.java:77)
    at org.apache.ibatis.executor.SimpleExecutor.doUpdate(SimpleExecutor.java:48)
    at org.apache.ibatis.executor.BaseExecutor.update(BaseExecutor.java:115)
    at org.apache.ibatis.executor.CachingExecutor.update(CachingExecutor.java:75)
    at org.apache.ibatis.session.defaults.DefaultSqlSession.update(DefaultSqlSession.java:170)
    at org.apache.ibatis.session.defaults.DefaultSqlSession.insert(DefaultSqlSession.java:157)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:358)
    at com.sun.proxy.$Proxy13.insert(Unknown Source)
    at org.mybatis.spring.SqlSessionTemplate.insert(SqlSessionTemplate.java:240)
    at org.apache.ibatis.binding.MapperMethod.execute(MapperMethod.java:52)
    at org.apache.ibatis.binding.MapperProxy.invoke(MapperProxy.java:53)
    at com.sun.proxy.$Proxy15.addManga(Unknown Source)
    at com.sg.dao.mangaDao.addManga(mangaDao.java:14)
    at com.sg.service.mangaService.addManga(mangaService.java:16)
    at com.sg.controller.mangaController.mangaUpload(mangaController.java:58)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.web.method.support.InvocableHandlerMethod.invoke(InvocableHandlerMethod.java:215)
    at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:132)
    at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:104)
    at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandleMethod(RequestMappingHandlerAdapter.java:781)
    at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:721)
    at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:83)
    at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:943)
    at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:877)
    at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:966)
    at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:868)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:648)
    at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:842)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:230)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
    at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
    at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
    at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:474)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
    at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:624)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:349)
    at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:783)
    at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
    at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:789)
    at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1437)
    at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
    at java.lang.Thread.run(Thread.java:745)

mybatis.xml配置文件

 <?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE configuration PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>
    <!-- 设置日志打印 -->
    <settings>
        <setting name="logImpl" value="LOG4J"/>
    </settings>

    <!-- 配置映射类的别名 -->
    <typeAliases>       
        <typeAlias type="com.sg.model.manga" alias="manga"/>
        <typeAlias type="com.sg.model.article" alias="article"/>
    </typeAliases>


    <!-- 配置Mapper文件的路径 -->
    <mappers>
        <mapper resource="com/sg/mapper/articleMapper.xml" />
        <mapper resource="com/sg/mapper/mangaMapper.xml"/>
    </mappers>
</configuration>

mapper.java

 package com.sg.mapper;

import com.sg.model.manga;

public interface mangaMapper {
    public int addManga(manga m);

}

mapper.xml

```<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">

<insert id="addManga" parameterType="manga">
    insert into magalist (mangaName)value(#{maga.mangaName});
</insert>



model

package com.sg.model;

import java.util.List;

public class manga {
private String indexSrc;
private List src;
private String mangaName;
public String getMangaName() {
return mangaName;
}
public void setMangaName(String mangaName) {
this.mangaName = mangaName;
}
private String introduction;
private int mg_id;

public int getMg_id() {
return mg_id;
}
public void setMg_id(int mg_id) {
this.mg_id = mg_id;
}
public String getIndexSrc() {
return indexSrc;
}
public void setIndexSrc(String indexSrc) {
this.indexSrc = indexSrc;
}
public List getSrc() {
return src;
}
public void setSrc(List src) {
this.src = src;
}

public String getIntroduction() {
return introduction;
}
public void setIntroduction(String introduction) {
this.introduction = introduction;
}
}


dao

```package com.sg.dao;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import com.sg.mapper.mangaMapper;
import com.sg.model.manga;

@Component
public class mangaDao {
    @Autowired
    private mangaMapper mangaMapper;

    public int addManga(manga m){
        return mangaMapper.addManga(m);
    }   
}
  • 写回答

2条回答 默认 最新

  • MathRandom 2017-07-13 07:32
    关注

    你的mapper.xml文件里面insert的value里面不是有个maga吗

    本回答被题主选为最佳回答 , 对您是否有帮助呢?
    评论
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