错误信息: No constructor with 0 argument(s) defined in class org.apache.struts2.spring.StrutsSpringObjectFactory
且在Tomcat启动时出现如下错误信息: ---------------------------------------- 2008-04-18 23:16:33,800 [main] ERROR org.springframework.web.context.ContextLoader - Context initialization failed org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'spring-object-factory' defined in ServletContext resource [/WEB-INF/classes/applicationContext.xml]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Could not instantiate bean class [org.apache.struts2.spring.StrutsSpringObjectFactory]: No default constructor found; nested exception is java.lang.NoSuchMethodException: org.apache.struts2.spring.StrutsSpringObjectFactory. <init>() Caused by: org.springframework.beans.BeanInstantiationException: Could not instantiate bean class [org.apache.struts2.spring.StrutsSpringObjectFactory]: No default constructor found; nested exception is java.lang.NoSuchMethodException: org.apache.struts2.spring.StrutsSpringObjectFactory. <init>() Caused by: java.lang.NoSuchMethodException: org.apache.struts2.spring.StrutsSpringObjectFactory. <init>() at java.lang.Class.getConstructor0(Class.java:2647) at java.lang.Class.getDeclaredConstructor(Class.java:1953) at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:54) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:759) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:724) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:387) at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:251) at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:156) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:248) at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:160) at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:287) at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:352) at org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:244) at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:187) at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:49) at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3763) at org.apache.catalina.core.StandardContext.start(StandardContext.java:4211) at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:759) at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:739) at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:524) at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:904) at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:867) at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:474) at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1122) at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:310) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1021) at org.apache.catalina.core.StandardHost.start(StandardHost.java:718) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1013) at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:442) at org.apache.catalina.core.StandardService.start(StandardService.java:450) at org.apache.catalina.core.StandardServer.start(StandardServer.java:709) at org.apache.catalina.startup.Catalina.start(Catalina.java:551) 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:585) at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:294) at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:432)
错误信息: No constructor with 0 argument(s) defined in class org.apache.struts2.spring.StrutsSpringObjectFactory 错误信息出现在spring配置文件,你有一个类使用的是构造注入StrutsSpringObjectFactory,但是你应该没有在类代码中写构造方法