[英][ERROR]org.springframework.beans.factory.BeanCreationException
when i run Java Web in tomcat6.0. 当我在tomcat6.0中运行Java Web时。 i found this problem in time ! 我及时发现了这个问题!
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'CaseCache' defined in file [D:\eclipse\workspace\.metadata\.plugins\org.eclipse.wst.server.core\tmp3\wtpwebapps\tpcPo\WEB-INF\classes\applicationContextCache.xml]: Cannot resolve reference to bean 'CaseDAO' while setting bean property 'caseDAO'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'CaseDAO' defined in file [D:\eclipse\workspace\.metadata\.plugins\org.eclipse.wst.server.core\tmp3\wtpwebapps\tpcPo\WEB-INF\classes\applicationContextDao.xml]: Instantiation of bean failed; nested exception is java.lang.ExceptionInInitializerError
at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:275)
at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveValueIfNecessary(BeanDefinitionValueResolver.java:104)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1245)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1010)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:472)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:409)
at java.security.AccessController.doPrivileged(Native Method)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:380)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:264)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:261)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:185)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:164)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:429)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:728)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:380)
at org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:255)
at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:199)
at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:45)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4206)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4705)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1057)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:840)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1057)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:463)
at org.apache.catalina.core.StandardService.start(StandardService.java:525)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:754)
at org.apache.catalina.startup.Catalina.start(Catalina.java:595)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:289)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'CaseDAO' defined in file [D:\eclipse\workspace\.metadata\.plugins\org.eclipse.wst.server.core\tmp3\wtpwebapps\tpcPo\WEB-INF\classes\applicationContextDao.xml]: Instantiation of bean failed; nested exception is java.lang.ExceptionInInitializerError
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:883)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:839)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:440)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:409)
at java.security.AccessController.doPrivileged(Native Method)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:380)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:264)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:261)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:185)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:164)
at org.springframework.beans.factory.support.BeanDefinitionValueResolver.resolveReference(BeanDefinitionValueResolver.java:269)
... 33 more
Caused by: java.lang.ExceptionInInitializerError
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:100)
at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:61)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:877)
... 44 more
My applicationContextCache.xml 我的applicationContextCache.xml
<bean id="CaseCache" class="com.aboveE.tpcPo.service.CacheService">
<property name="caseDAO" ref="CaseDAO"/>
<property name="offDocDAO" ref="OffDocDAO"/>
<property name="caseQueryMap" ref="caseQueryCache" />
<property name="officialQueryMap" ref="officialQueryCache" />
</bean>
My applicationContextDao.xml 我的applicationContextDao.xml
<bean id="CaseDAO"
class="com.aboveE.tpcPo.dao.CaseDAO">
<property name="sessionFactory">
<ref bean="sessionFactory" />
</property>
</bean>
I'have already done a lot of research in google , but I can't resolve my problem... 我已经在Google进行了大量研究,但无法解决我的问题...
please somebody can help me :( 请有人可以帮助我:(
The error message boils down to the following: 该错误消息可归结为以下内容:
Error creating bean with name 'CaseDAO' defined in file
: Error creating bean with name 'CaseDAO' defined in file
:
The problem is with the CaseDAO
bean. 问题出在CaseDAO
bean上。
Instantiation of bean failed; nested exception is java.lang.ExceptionInInitializerError
Instantiation of bean failed; nested exception is java.lang.ExceptionInInitializerError
: Instantiation of bean failed; nested exception is java.lang.ExceptionInInitializerError
:
The problem is with the constructor. 问题出在构造函数上。
Can you check whether the following is the case: 您是否可以检查以下情况:
com.aboveE.tpcPo.dao.CaseDAO
have a no-args constructor? com.aboveE.tpcPo.dao.CaseDAO
是否具有无参数构造函数? com.aboveE.tpcPo.dao.CaseDAO
an abstract class? com.aboveE.tpcPo.dao.CaseDAO
是抽象类吗? it looks like you have an issue with your DAO. 您的DAO似乎有问题。 During its initialization(read, inside the constructor/initialization block, its own or its parent) there is an issue. 在其初始化期间(在构造器/初始化块内部,其自身或父级内部读取),存在问题。 Why don't you just debug it? 为什么不调试呢?
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