Cannot find class [org.apache.commons.dbcp.BasicDataSource]

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原创最新推荐文章于 2022-05-17 11:14:21 发布 · 443 阅读

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博客内容提要：当遇到'Cannot find class [org.apache.commons.dbcp.BasicDataSource]'错误时，问题通常出在缺少commons-dbcp.jar和commons-pool.jar这两个依赖上。解决方案是下载这两个jar包，例如可以从优快云提供的common-jars.zip中获取。

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警告: Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.CannotLoadBeanClassException: Cannot find class [org.apache.commons.dbcp.BasicDataSource] for bean with name 'oracleDataSource' defined in class path resource [com/h/spring/start/mybatis/mybatisConStart.xml]; nested exception is java.lang.ClassNotFoundException: org.apache.commons.dbcp.BasicDataSource
Exception in thread "main" org.springframework.beans.factory.CannotLoadBeanClassException: Cannot find class [org.apache.commons.dbcp.BasicDataSource] for bean with name 'oracleDataSource' defined in class path resource [com/h/spring/start/mybatis/mybatisConStart.xml]; nested exception is java.lang.ClassNotFoundException: org.apache.commons.dbcp.BasicDataSource
   at org.springframework.beans.factory.support.AbstractBeanFactory.resolveBeanClass(AbstractBeanFactory.java:1380)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.determineTargetType(AbstractAutowireCapableBeanFactory.java:670)
   at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.predictBeanType(AbstractAutowireCapableBeanFactory.java:637)
   at org.springframework.beans.factory.support.AbstractBeanFactory.isFactoryBean(AbstractBeanFactory.java:1489)
   at org.springframework.beans.factory.support.AbstractBeanFactory.isFactoryBean(AbstractBeanFactory.java:1007)
   at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:739)
   at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:868)
   at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:549)
   at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:144)
   at org.springframework.context.support.ClassPathXmlApplicationContext.<init>(ClassPathXmlApplicationContext.java:85)
   at com.h.spring.start.aop.annotationCon.annotationConStart.main(annotationConStart.java:12)
Caused by: java.lang.ClassNotFoundException: org.apache.commons.dbcp.BasicDataSource
   at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
   at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349)
   at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
   at org.springframework.util.ClassUtils.forName(ClassUtils.java:255)
   at org.springframework.beans.factory.support.AbstractBeanDefinition.resolveBeanClass(AbstractBeanDefinition.java:418)
   at org.springframework.beans.factory.support.AbstractBeanFactory.doResolveBeanClass(AbstractBeanFactory.java:1428)
   at org.springframework.beans.factory.support.AbstractBeanFactory.resolveBeanClass(AbstractBeanFactory.java:1372)
   ... 10 more

经排查分析是因为缺少commons-dbcp.jar、commons-pool.jar 导致的

下载地址为：common-jars.zip-数据库文档类资源-优快云下载