HTTP Status 500 -type Exception rep

HTTP Status 500 -

type Exception report

message

description The server encountered an internal error () that prevented it from fulfilling this request.

exception

Unable to instantiate Action, com.xes.englishTest.login.actions.LoginAction, defined for 'login' in namespace '/'Error creating bean with name 'examineeService' defined in ServletContext resource [/WEB-INF/classes/config/spring/serviceContext.xml]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Could not instantiate bean class [com.xes.englishTest.examine.service.ExamineeServiceImpl]: Constructor threw exception; nested exception is java.lang.NullPointerException
com.opensymphony.xwork2.DefaultActionInvocation.createAction(DefaultActionInvocation.java:316)
com.opensymphony.xwork2.DefaultActionInvocation.init(DefaultActionInvocation.java:397)
com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:194)
org.apache.struts2.impl.StrutsActionProxy.prepare(StrutsActionProxy.java:63)
org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:39)
com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:58)
org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:553)
org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)
org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:99)
org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198)
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
root cause

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'examineeService' defined in ServletContext resource [/WEB-INF/classes/config/spring/serviceContext.xml]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Could not instantiate bean class [com.xes.englishTest.examine.service.ExamineeServiceImpl]: Constructor threw exception; nested exception is java.lang.NullPointerException
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:883)
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:826)
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:440)
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:409)
java.security.AccessController.doPrivileged(Native Method)
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:380)
org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:264)
org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:261)
org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:185)
org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:164)
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireByName(AbstractAutowireCapableBeanFactory.java:1029)
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:977)
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireBeanProperties(AbstractAutowireCapableBeanFactory.java:329)
com.opensymphony.xwork2.spring.SpringObjectFactory.autoWireBean(SpringObjectFactory.java:203)
com.opensymphony.xwork2.spring.SpringObjectFactory.buildBean(SpringObjectFactory.java:183)
com.opensymphony.xwork2.spring.SpringObjectFactory.buildBean(SpringObjectFactory.java:154)
com.opensymphony.xwork2.ObjectFactory.buildBean(ObjectFactory.java:151)
com.opensymphony.xwork2.ObjectFactory.buildAction(ObjectFactory.java:121)
com.opensymphony.xwork2.DefaultActionInvocation.createAction(DefaultActionInvocation.java:297)
com.opensymphony.xwork2.DefaultActionInvocation.init(DefaultActionInvocation.java:397)
com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:194)
org.apache.struts2.impl.StrutsActionProxy.prepare(StrutsActionProxy.java:63)
org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:39)
com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:58)
org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:553)
org.apache.struts2.dispatche

結果 (中文) 1:

HTTP 状态 500-类型的异常报告消息描述服务器遇到内部错误 （），使它无法满足这一要求。异常无法实例化行动，com.xes.englishTest.login.actions.LoginAction，定义为命名空间中的 '登录' '/' 名称 'examineeService' ServletContext 资源中定义与创建 bean 时出错 [/ WEB-INF/classes/config/spring/serviceContext.xml]: 实例化 bean 失败;嵌套的异常是 org.springframework.beans.BeanInstantiationException ︰ 无法实例化 bean 类 [com.xes.englishTest.examine.service.ExamineeServiceImpl]: 构造函数引发异常的情况;嵌套的异常是一样com.opensymphony.xwork2.DefaultActionInvocation.createAction(DefaultActionInvocation.java:316)com.opensymphony.xwork2.DefaultActionInvocation.init(DefaultActionInvocation.java:397)com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:194)org.apache.struts2.impl.StrutsActionProxy.prepare(StrutsActionProxy.java:63)org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:39)com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:58)org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:553)org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:99)org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198)org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)根本原因org.springframework.beans.factory.BeanCreationException ︰ 创建 bean 的名称 'examineeService' ServletContext 资源中定义的错误 [/ WEB-INF/classes/config/spring/serviceContext.xml]: 实例化 bean 失败;嵌套的异常是 org.springframework.beans.BeanInstantiationException ︰ 无法实例化 bean 类 [com.xes.englishTest.examine.service.ExamineeServiceImpl]: 构造函数引发异常的情况;嵌套的异常是一样org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:883)org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:826)org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:440)org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:409)java.security.AccessController.doPrivileged （本机方法）org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:380)组织 springframework 豆。 工厂。 支持。 AbstractBeanFactory $ 1。 getObject (AbstractBeanFactory.java: 264)组织 springframework.豆。 工厂。 支持。 DefaultSingletonBeanRegistry.getSingleton (DefaultSingletonBeanRegistry.java: 222)组织 springframework.豆。 工厂。 支持。 AbstractBeanFactory.doGetBean (AbstractBeanFactory.java: 261)组织 springframework.豆。 工厂。 支持。 AbstractBeanFactory.getBean (AbstractBeanFactory.java: 185)组织 springframework.豆。 工厂。 支持。 AbstractBeanFactory.getBean (AbstractBeanFactory.java: 164)组织 springframework.豆。 工厂。 支持。 AbstractAutowireCapableBeanFactory.autowireByName (AbstractAutowireCapableBeanFactory.java: 1029年)组织 springframework.豆。 工厂。 支持。 AbstractAutowireCapableBeanFactory.populateBean (AbstractAutowireCapableBeanFactory.java: 977)组织 springframework 豆。 工厂。 支持。 AbstractAutowireCapableBeanFactory.autowireBeanProperties (AbstractAutowireCapableBeanFactory.java: 329)opensymphony.xwork2.com。 春天。 SpringObjectFactory.autoWireBean (SpringObjectFactory.java: 203)opensymphony.xwork2.com。 春天。 SpringObjectFactory.buildBean (SpringObjectFactory.java: 183)opensymphony.xwork2.com。 春天。 SpringObjectFactory.buildBean (SpringObjectFactory.java: 154)com。 opensymphony.xwork2.ObjectFactory.buildBean (ObjectFactory.java: 151)com。 opensymphony.xwork2.ObjectFactory.buildAction (ObjectFactory.java: 121)与 opensymphony.xwork2.DefaultActionInvocation...createAction (DefaultActionInvocation.java: 297)用 opensymphony.xwork2.DefaultActionInvocation...init (DefaultActionInvocation.java: 397)opensymphony.xwork2.DefaultActionProxy...预备 (DefaultActionProxy.java: 194)组织 apache struts2。 impl。 StrutsActionProxy 准备 (StrutsActionProxy.java: 63)组织 apache。 struts2。 impl。 StrutsActionProxyFactory.createActionProxy (StrutsActionProxyFactory.java: 39)与 opensymphony.xwork2.DefaultActionProxyFactory...createActionProxy (DefaultActionProxyFactory.java: 58)组织 apache。 struts2。 调度员调度员。 serviceAction (Dispatcher.java: 553)组织 apache。 dispatche struts2。

結果 (中文) 3:

HTTP状态500—报告类型的异常消息描述服务器遇到一个内部错误（），它阻止了它实现这一要求。例外无法实例化的行动，com.xes.englishtest.login.actions.loginaction，定义为“登录”命名空间/错误创造在ServletContext资源[ WEB-INF/classes /配置/春/ servicecontext定义的名称“examineeservice "豆。XML ]：实例化bean失败；嵌套异常org.springframework.beans.beaninstantiationexception：不能实例化bean类[ COM。XES。英语。检查服务。examineeserviceimpl ]：构造函数抛出异常；嵌套异常java.lang.nullpointerexceptioncom。OpenSymphony。xwork2。defaultactioninvocation。createaction（defaultactioninvocation。java：316）com。OpenSymphony。xwork2。defaultactioninvocation。init（defaultactioninvocation。java：397）com。OpenSymphony。xwork2。defaultactionproxy。准备（defaultactionproxy。java：194）org。Apache Struts2。实现。strutsactionproxy。准备（strutsactionproxy。java：63）org。Apache Struts2。实现。strutsactionproxyfactory。createactionproxy（strutsactionproxyfactory。java：39）com。OpenSymphony。xwork2。defaultactionproxyfactory。createactionproxy（defaultactionproxyfactory。java：58）org。Apache Struts2。调度员，调度员。serviceaction（调度员。java：553）org。Apache Struts2。调度员。NG。executeoperations。executeaction（executeoperations。java：77）org。Apache Struts2。调度员。ng。过滤器。strutsprepareandexecutefilter。doFilter（strutsprepareandexecutefilter。java：99）org。springframework. ORM。hibernate3.支持。OpenSessionInViewFilter。dofilterinternal（OpenSessionInViewFilter。java：198）org。springframework.网站。过滤器。onceperrequestfilter。doFilter（onceperrequestfilter。java：76）根本原因org.springframework.beans.factory.beancreationexception：创建在ServletContext资源[ WEB-INF/classes /配置/春/ servicecontext定义的名称“examineeservice "豆错误。XML ]：实例化bean失败；嵌套异常org.springframework.beans.beaninstantiationexception：不能实例化bean类[ COM。XES。英语。检查服务。examineeserviceimpl ]：构造函数抛出异常；嵌套异常是java.lang.nullpointerexceptionorg。springframework.豆。工厂的支持。abstractautowirecapablebeanfactory。instantiatebean（abstractautowirecapablebeanfactory。java：883）org。springframework.豆。工厂的支持。abstractautowirecapablebeanfactory。createbeaninstance（abstractautowirecapablebeanfactory。java：826）org。springframework.豆。工厂的支持。abstractautowirecapablebeanfactory。docreatebean（abstractautowirecapablebeanfactory。java：440）org。springframework.豆。工厂的支持。abstractautowirecapablebeanfactory 1美元。运行（abstractautowirecapablebeanfactory。java：409）java。安全。AccessController doPrivileged（方法）。org。springframework.豆。工厂的支持。abstractautowirecapablebeanfactory。createbean（abstractautowirecapablebeanfactory。java：380）org。springframework.豆。工厂的支持。abstractbeanfactory 1美元。GetObject（abstractbeanfactory。java：264）org。springframework.豆。工厂的支持。defaultsingletonbeanregistry。getsingleton（defaultsingletonbeanregistry。java：222）org。springframework.豆。工厂的支持。abstractbeanfactory。dogetbean（abstractbeanfactory。java：261）org。springframework.豆。工厂的支持。abstractbeanfactory。getBean（abstractbeanfactory。java：185）org。springframework.豆。工厂的支持。abstractbeanfactory。getBean（abstractbeanfactory。java：164）org。springframework.豆。工厂的支持。abstractautowirecapablebeanfactory。autowirebyname（abstractautowirecapablebeanfactory。java：1029）org。springframework.豆。工厂的支持。abstractautowirecapablebeanfactory。populatebean（abstractautowirecapablebeanfactory。java：977）org。springframework.豆。工厂的支持。abstractautowirecapablebeanfactory。autowirebeanproperties（abstractautowirecapablebeanfactory。java：329）com。OpenSymphony。xwork2。春天。springobjectfactory。autowirebean（springobjectfactory。java：203）com。OpenSymphony。xwork2。春天。springobjectfactory。buildbean（springobjectfactory。java：183）com。OpenSymphony。xwork2。春天。springobjectfactory。buildbean（springobjectfactory。java：154）com。OpenSymphony。xwork2。化。buildbean（化。java：151）com。OpenSymphony。xwork2。化。BuildAction（化。java：121）com。OpenSymphony。xwork2。defaultactioninvocation。createaction（defaultactioninvocation。java：297）com。OpenSymphony。xwork2。defaultactioninvocation。init（defaultactioninvocation。java：397）com。OpenSymphony。xwork2。defaultactionproxy。准备（defaultactionproxy。java：194）org。Apache Struts2。实现。strutsactionproxy。准备（strutsactionproxy。java：63）org。Apache Struts2。实现。strutsactionproxyfactory。createactionproxy（strutsactionproxyfactory。java：39）com。OpenSymphony。xwork2。defaultactionproxyfactory。createactionproxy（defaultactionproxyfactory。java：58）org。Apache Struts2。调度员，调度员。serviceaction（调度员。java：553）org.apache.struts2.dispatche