mapper配置文件中的namespace没有填；而且namespase的值应该填为：mapper的权限定名；否则还是会抛出异常

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory' defined in class path resource [applicationContext-Dao.xml]: Invocation of init method failed; nested exception is org.springframework.core.NestedIOException: Failed to parse config resource: class path resource [mybatis-config.xml]; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing SQL Mapper Configuration. Cause: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. Cause: java.lang.NullPointerException  at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1403)  at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:513)  at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:450)  at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:290)  at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)  at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:287)  at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:189)  at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:545)  at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:871)  at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:423)  at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:139)  at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:83)  at ctp.demo.dao.fh.dao.DaoApplicationContext.getInstance(DaoApplicationContext.java:10)  at ctp.demo.dao.fh.dao.Fh_fullnote_dao.insert(Fh_fullnote_dao.java:13)  at ctp.demo.dao.TestFh_fullnoteDao.test_insert(TestFh_fullnoteDao.java:19)  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)  at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)  at java.lang.reflect.Method.invoke(Method.java:597)  at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)  at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)  at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)  at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)  at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)  at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)  at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)  at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)  at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)  at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)  at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)  at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)  at org.junit.runners.ParentRunner.run(ParentRunner.java:363)  at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50)  at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)  at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)  at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)  at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)  at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197) Caused by: org.springframework.core.NestedIOException: Failed to parse config resource: class path resource [mybatis-config.xml]; nested exception is org.apache.ibatis.builder.BuilderException: Error parsing SQL Mapper Configuration. Cause: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. Cause: java.lang.NullPointerException  at org.mybatis.spring.SqlSessionFactoryBean.buildSqlSessionFactory(SqlSessionFactoryBean.java:434)  at org.mybatis.spring.SqlSessionFactoryBean.afterPropertiesSet(SqlSessionFactoryBean.java:340)  at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1460)  at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1400)  ... 37 more Caused by: org.apache.ibatis.builder.BuilderException: Error parsing SQL Mapper Configuration. Cause: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. Cause: java.lang.NullPointerException  at org.apache.ibatis.builder.xml.XMLConfigBuilder.parseConfiguration(XMLConfigBuilder.java:109)  at org.apache.ibatis.builder.xml.XMLConfigBuilder.parse(XMLConfigBuilder.java:92)  at org.mybatis.spring.SqlSessionFactoryBean.buildSqlSessionFactory(SqlSessionFactoryBean.java:428)  ... 40 more Caused by: org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML. Cause: java.lang.NullPointerException  at org.apache.ibatis.builder.xml.XMLMapperBuilder.configurationElement(XMLMapperBuilder.java:120)  at org.apache.ibatis.builder.xml.XMLMapperBuilder.parse(XMLMapperBuilder.java:92)  at org.apache.ibatis.builder.xml.XMLConfigBuilder.mapperElement(XMLConfigBuilder.java:322)  at org.apache.ibatis.builder.xml.XMLConfigBuilder.parseConfiguration(XMLConfigBuilder.java:107)  ... 42 more Caused by: java.lang.NullPointerException  at org.apache.ibatis.builder.xml.XMLMapperBuilder.configurationElement(XMLMapperBuilder.java:109)  ... 45 more

Spring 与 mybatis整合 Error parsing Mapper XML. Cause: java.lang.NullPointerException的更多相关文章

  1. spring mybatis 整合问题Error parsing Mapper XML. Cause: java.lang.NullPointerException

    14:30:40,872 DEBUG SqlSessionFactoryBean:431 - Parsed configuration file: 'class path resource [myba ...

  2. nested exception is java.lang.RuntimeException: Error parsing Mapper XML. Cause: java.lang.IllegalArgumentException: Result Maps collection already contains value for

    org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'daoSupport': ...

  3. org.apache.ibatis.builder.BuilderException: Error parsing Mapper XML.问题思路

    15:36:34,549 WARN DefaultListableBeanFactory:1416 - Bean creation exception on FactoryBean type chec ...

  4. 新人踩坑的一天——springboot注入mapper时出现java.lang.NullPointerException: null

    来公司的第二周接到了定时任务的开发需求:每天早上十点发送用户报表邮件 .校招新人菜鸟没做过这玩意有些懵(尴尬)于是决定分步写,从excel导出->邮件发送->定时器实现->mappe ...

  5. 亲測,Eclipse报&quot;An error has occurred,See error log for more details. java.lang.NullPointerException&quot;

    Eclipse报"An error has occurred,See error log for more details. java.lang.NullPointerException&q ...

  6. eclipse报An error has occurred,See error log for more details. java.lang.NullPointerException错误

    eclipse报An error has occurred,See error log for more details. java.lang.NullPointerException错误,解决办法: ...

  7. Eclipse：An error has occurred. See error log for more details. java.lang.NullPointerException

    问题描述   在使用 Eclipse Clean 项目时报错:An error has occurred. See error log for more details. java.lang.Null ...

  8. zepplin0.7.2报错ERROR, exception: null, result: %text java.lang.NullPointerException的处理

    zepplin0.7.2报错ERROR, exception: null, result: %text java.lang.NullPointerException的处理 问题描述: 使用zeppli ...

  9. 整合ssh的时候出现空指针java.lang.NullPointerException

    转自:https://blog.csdn.net/koudailidexiaolong/article/details/9468857 HTTP Status 500 - type Exception ...

随机推荐

  1. <? extends T>和<? super T>

    转自:Java泛型中extends和super的区别? 另,问题来源:Java 泛型 <? super T> 中 super 怎么 理解?与 extends 有何不同? <? ext ...

  2. C#读书笔记之object类的基本方法

    The ToString() Method For example:int i = 50;string str = i.ToString(); // returns "50" He ...

  3. LeetCode OJ 74. Search a 2D Matrix

    Write an efficient algorithm that searches for a value in an m x n matrix. This matrix has the follo ...

  4. Arch最小化安装LXDE桌面环境

    安装最小化的LXDE桌面环境: pacman -S lxde-common 安装LXDE Session: pacman -S lxsession 不安装这个没法登录进桌面环境 安装LXDE面板: p ...

  5. Chapter 15_3 使用环境

    创建模块的基本方法的缺点在于,忘记使用local,很容易就污染全局空间. “函数环境”是一种有趣的技术,它能够解决上面的问题.就是让模块的主程序块独占一个环境. 这样不仅它的所有函数可以共享这个tab ...

  6. chapter5 函数

    在lua中,函数是语句和表达式体现的主要机制.函数可以完成某些特定的任务.计算和返回执行结果. 前者当成一个语句,后者当成一个表达式: *,/) a = ) + ) print(os.date()) ...

  7. spring容器启动的加载过程(三)

    第十步: public class XmlBeanDefinitionReader extends AbstractBeanDefinitionReader { /** * Load bean def ...

  8. linux 非root用户 ssh 免密码登录

    之所以要把这个记录下来 是因为它的确和root用户不一样root用户 不需要改动什么权限问题  只要生成私钥/公钥对 即可 但是一样的操作在普通用户上就出了问题了 折腾了老半天 ssh-keygen ...

  9. 华为配置SSH登陆详细步骤

    理解下SSH登录的过程: 1.建立目的端口为22的TCP连接 2.协商SSH版本 3.协商密钥和算法 4.会话建立 下面为server端的详细配置步骤: 1.创建本地RSA密钥对 rsa local- ...

  10. CDOJ 1324 卿学姐与公主 分块

    题目地址 分块模板 #include<cstdio> #include<algorithm> #include<math.h> using namespace st ...