ClassNotFoundException: org.apache.commons.dbcp.BasicDataSourceFactory- 关于将 tomcat 从版本 7 升级到 9

Question

I recently upgraded my tomcat to from v7.3 to v9.43 and all of a sudden my application throws an exception at server startup while connecting to DB. Exception LOG: SEVERE: Exception processing global JNDI Resources javax.naming.NamingException: Could not load resource factory class [Root exception is java.lang.ClassNotFoundException: org.apache.commons.dbcp.BasicDataSourceFactory] at org.apache.naming.factory.FactoryBase.getObjectInstance(FactoryBase.java:70) at javax.naming.spi.NamingManager.getObjectInstance(NamingManager.java:321) at org.apache.naming.NamingContext.lookup(NamingContext.java:857) at org.apache.naming.NamingContext.lookup(NamingContext.java:160) at org.apache.naming.NamingContextBindingsEnumeration.nextElementInternal(NamingContextBindingsEnumeration.java:117) at org.ZB6E FD606D118D0F62066E31419FF04CCZ.naming.NamingContextBindingsEnumeration.next(NamingContextBindingsEnumeration.java:71) at org.apache.naming.NamingContextBindingsEnumeration.next(NamingContextBindingsEnumeration.java:34) at org.apache.catalina.mbeans.GlobalResourcesLifecycleListener.createMBeans(GlobalResourcesLifecycleListener.java:127) at org.apache.catalina.mbeans.GlobalResourcesLifecycleListener.createMBeans(GlobalResourcesLifecycleListener.java:101) at org.apache.catalina.mbeans.GlobalResourcesLifecycleListener.lifecycleEvent(GlobalResourcesLifecycleListener.java:76) at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:123) at org.ZB6EFD606D1 18D0F62066E31419FF04CCZ.catalina.util.LifecycleBase.setStateInternal(LifecycleBase.java:423) at org.apache.catalina.util.LifecycleBase.setState(LifecycleBase.java:366) at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:923) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183) at org.apache.catalina.startup.Catalina.start(Catalina.java:633) 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.apache.catalina.startup.Bootstrap.start(Bootstrap.java:343) at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:474) Caused by: java.lang.ClassNotFoundException: org.apache.commons.dbcp.BasicDataSourceFactory at java.net.URLClassLoader.findClass(URLClassLoader.java:382) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at org.apache.naming.factory.FactoryBase.getObjectInstance(FactoryBase.java:65)... 21 more

Answer 1

You should add this dependency

Maven:

<dependency>
    <groupId>commons-dbcp</groupId>
    <artifactId>commons-dbcp</artifactId>
    <version>1.4</version>
</dependency>

Gradle:

compile group: 'commons-dbcp', name: 'commons-dbcp', version: '1.4'