java 新手求教 Cannot find class [] for bean with name defined in ServletContext
严重: Context initialization failedorg.springframework.beans.factory.CannotLoadBeanClassException: Cannot find class [com.shu.shutest.dao.impl.UserDAOHibernate] for bean with name 'userDao' defined in ServletContext resource [/WEB-INF/applicationContext.xml]; nested exception is java.lang.ClassNotFoundException: com.shu.shutest.dao.impl.UserDAOHibernate
at org.springframework.beans.factory.support.AbstractBeanFactory.resolveBeanClass(AbstractBeanFactory.java:1250)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.predictBeanType(AbstractAutowireCapableBeanFactory.java:576)
at org.springframework.beans.factory.support.AbstractBeanFactory.isFactoryBean(AbstractBeanFactory.java:1319)
at org.springframework.beans.factory.support.AbstractBeanFactory.isFactoryBean(AbstractBeanFactory.java:885)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:562)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:895)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:425)
at org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:276)
at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:197)
at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:47)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4765)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5260)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1525)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1515)
at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.ClassNotFoundException: com.shu.shutest.dao.impl.UserDAOHibernate
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1688)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1533)
at org.springframework.util.ClassUtils.forName(ClassUtils.java:257)
at org.springframework.beans.factory.support.AbstractBeanDefinition.resolveBeanClass(AbstractBeanDefinition.java:408)
at org.springframework.beans.factory.support.AbstractBeanFactory.doResolveBeanClass(AbstractBeanFactory.java:1271)
at org.springframework.beans.factory.support.AbstractBeanFactory.resolveBeanClass(AbstractBeanFactory.java:1242)
... 19 more
三月 06, 2012 6:46:21 下午 org.apache.catalina.core.StandardContext listenerStart
严重: Exception sending context initialized event to listener instance of class org.springframework.web.context.ContextLoaderListener
org.springframework.beans.factory.CannotLoadBeanClassException: Cannot find class [com.shu.shutest.dao.impl.UserDAOHibernate] for bean with name 'userDao' defined in ServletContext resource [/WEB-INF/applicationContext.xml]; nested exception is java.lang.ClassNotFoundException: com.shu.shutest.dao.impl.UserDAOHibernate
at org.springframework.beans.factory.support.AbstractBeanFactory.resolveBeanClass(AbstractBeanFactory.java:1250)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.predictBeanType(AbstractAutowireCapableBeanFactory.java:576)
at org.springframework.beans.factory.support.AbstractBeanFactory.isFactoryBean(AbstractBeanFactory.java:1319)
at org.springframework.beans.factory.support.AbstractBeanFactory.isFactoryBean(AbstractBeanFactory.java:885)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:562)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:895)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:425)
at org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:276)
at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:197)
at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:47)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4765)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5260)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1525)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1515)
at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.ClassNotFoundException: com.shu.shutest.dao.impl.UserDAOHibernate
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1688)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1533)
at org.springframework.util.ClassUtils.forName(ClassUtils.java:257)
at org.springframework.beans.factory.support.AbstractBeanDefinition.resolveBeanClass(AbstractBeanDefinition.java:408)
at org.springframework.beans.factory.support.AbstractBeanFactory.doResolveBeanClass(AbstractBeanFactory.java:1271)
at org.springframework.beans.factory.support.AbstractBeanFactory.resolveBeanClass(AbstractBeanFactory.java:1242)
... 19 more
三月 06, 2012 6:46:21 下午 org.apache.catalina.core.StandardContext startInternal
严重: Error listenerStart
package com.shu.shutest.dao.impl;
import java.util.List;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
import org.springframework.orm.hibernate3.HibernateTemplate;
import com.shu.shutest.dao.UserDAO;
import com.shu.shutest.domain.UserEntity;
public class UserDAOHibernate extends HibernateDaoSupport implements UserDAO{
public UserEntity get(Integer id) {
// TODO Auto-generated method stub
return getHibernateTemplate().get(UserEntity.class, id);
}
public Integer save(UserEntity UserEntity) {
// TODO Auto-generated method stub
return (Integer)getHibernateTemplate().save(UserEntity);
}
public void update(UserEntity UserEntity) {
// TODO Auto-generated method stub
getHibernateTemplate().update(UserEntity);
}
public void delete(Integer id) {
// TODO Auto-generated method stub
getHibernateTemplate().delete(get(id));
}
public void delete(UserEntity UserEntity) {
// TODO Auto-generated method stub
getHibernateTemplate().delete(UserEntity);
}
public List<UserEntity> findByName(String name) {
// TODO Auto-generated method stub
return (List<UserEntity>)getHibernateTemplate().find("from UserEntity p where p.username = ?" , name);
}
public List<UserEntity> findAllUserEntity() {
// TODO Auto-generated method stub
return (List<UserEntity>)getHibernateTemplate().find("from UserEntity");
}
public long getUserEntityNumber() {
// TODO Auto-generated method stub
return (Long)getHibernateTemplate().find
("select count(*) from UserEntity as p").get(0);
}
public List<UserEntity> find(String username, String password) {
// TODO Auto-generated method stub
return (List<UserEntity>)getHibernateTemplate().find("from UserEntity p where p.username = ? and p.password=?" , username,password);
}
public long getUserNumber()
{
return (Long)getHibernateTemplate().find
("select count(*) from UserEntity as p")
.get(0);
}
}
--------------------编程问答-------------------- 很明显没有找到你类com.shu.shutest.dao.impl.UserDAOHibernate
你把配置文件上来看看 --------------------编程问答-------------------- 这个我也知道啊 但是我有这个类啊 路径也没错啊
<?xml version="1.0" encoding="GBK"?>
<!-- 指定Spring配置文件的Schema信息 -->
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-3.0.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-3.0.xsd">
<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"
destroy-method="close">
<!-- 指定连接数据库的驱动 -->
<property name="driverClass" value="com.mysql.jdbc.Driver"/>
<!-- 指定连接数据库的URL -->
<property name="jdbcUrl" value="jdbc:mysql://localhost:3306/shu_test"/>
<!-- 指定连接数据库的用户名 -->
<property name="user" value="root"/>
<!-- 指定连接数据库的密码 -->
<property name="password" value=""/>
<!-- 指定连接数据库连接池的最大连接数 -->
<property name="maxPoolSize" value="40"/>
<!-- 指定连接数据库连接池的最小连接数 -->
<property name="minPoolSize" value="1"/>
<!-- 指定连接数据库连接池的初始化连接数 -->
<property name="initialPoolSize" value="1"/>
<!-- 指定连接数据库连接池的连接的最大空闲时间 -->
<property name="maxIdleTime" value="20"/>
</bean>
<!-- 定义Hibernate的SessionFactory -->
<bean id="sessionFactory"
class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
<!-- 依赖注入数据源，注入正是上面定义的dataSource -->
<property name="dataSource" ref="dataSource"/>
<!-- mappingResouces属性用来列出全部映射文件 -->
<property name="mappingResources">
<list>
<!-- 以下用来列出Hibernate映射文件 -->
<value>com/shu/shutest/domain/UserEntity.hbm.xml</value>
</list>
</property>
<!-- 定义Hibernate的SessionFactory的属性 -->
<property name="hibernateProperties">
<!-- 配置Hibernate属性 -->
<value>
hibernate.dialect=org.hibernate.dialect.MySQLInnoDBDialect
hibernate.hbm2ddl.auto=update
hibernate.show_sql=true
hibernate.format_sql=true;
</value>
</property>
</bean>
<!-- 定义DAO Bean-->
<bean id="userDao" class="com.shu.shutest.dao.impl.UserDAOHibernate">
<!-- 注入持久化操作所需的SessionFactory -->
<property name="sessionFactory" ref="sessionFactory"/>
</bean>
<bean id="userService" class="com.shu.shutest.service.impl.UserServiceImpl" >
<property name="userDao" ref="userDao"></property>
</bean>
<bean id="loginAction" class="com.shu.shutest.action.LoginAction"
scope="prototype">
<!-- 依赖注入业务逻辑组件 -->
<property name="userService" ref="userService"/>
</bean>
<bean id="deleteAction" class="com.shu.shutest.action.DeleteAction"
scope="prototype">
<property name="userService" ref="userService"></property>
</bean>
<bean id="updateAction" class="com.shu.shutest.action.UpdateAction"
scope="prototype">
<property name="userService" ref="userService"></property>
</bean>
<bean id="showAction" class="com.shu.shutest.action.ShowAction"
scope="prototype">
<property name="userService" ref="userService"></property>
</bean>
<!-- 配置Hibernate的局部事务管理器，使用HibernateTransactionManager类 -->
<!-- 该类实现PlatformTransactionManager接口，是针对Hibernate的特定实现-->
<bean id="transactionManager"
class="org.springframework.orm.hibernate3.HibernateTransactionManager">
<!-- 配置HibernateTransactionManager时需要依注入SessionFactory的引用 -->
<property name="sessionFactory" ref="sessionFactory"/>
</bean>
<!-- 配置事务增强处理,指定事务管理器 -->
<tx:advice id="txAdvice" transaction-manager="transactionManager">
<!-- 用于配置详细的事务语义 -->
<tx:attributes>
<!-- 所有以'get'开头的方法是read-only的 -->
<tx:method name="get*" read-only="true"/>
<!-- 其他方法使用默认的事务设置 -->
<tx:method name="*"/>
</tx:attributes>
</tx:advice>
<aop:config>
<!-- 配置一个切入点 -->
<aop:pointcut id="newsPointcut"
expression="bean(newsService)"/>
<!-- 指定在leePointcut切入点应用txAdvice事务增强处理 -->
<aop:advisor advice-ref="txAdvice"
pointcut-ref="newsPointcut"/>
</aop:config>
</beans>
--------------------编程问答--------------------
有啊 你看上面 我发了 application --------------------编程问答-------------------- 你是什么情况下报这个错误 --------------------编程问答--------------------
一运行就出现这个。。。 求指教 急呢 还要什么配置文件？ 我马上发上来 --------------------编程问答-------------------- 启动tomcat时候控制台有错吗？ --------------------编程问答--------------------
没有啊 运行列子程序是没有问题的 --------------------编程问答-------------------- 严重: Context initialization failed
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in ServletContext resource [/WEB-INF/applicationContext.xml]: Invocation of init method failed; nested exception is java.io.FileNotFoundException: class path resource [com/shu/shutest/domain/UserEntity.hbm.xml] cannot be opened because it does not exist
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1420)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:291)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:288)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:190)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:563)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:895)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:425)
at org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:276)
at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:197)
at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:47)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3843)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4342)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
at org.apache.catalina.core.StandardService.start(StandardService.java:516)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
at org.apache.catalina.startup.Catalina.start(Catalina.java:578)
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:288)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
Caused by: java.io.FileNotFoundException: class path resource [com/shu/shutest/domain/UserEntity.hbm.xml] cannot be opened because it does not exist
at org.springframework.core.io.ClassPathResource.getInputStream(ClassPathResource.java:158)
at org.springframework.orm.hibernate3.LocalSessionFactoryBean.buildSessionFactory(LocalSessionFactoryBean.java:677)
at org.springframework.orm.hibernate3.AbstractSessionFactoryBean.afterPropertiesSet(AbstractSessionFactoryBean.java:211)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1477)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1417)
... 27 more
2012-3-6 23:41:40 org.apache.catalina.core.StandardContext listenerStart
严重: Exception sending context initialized event to listener instance of class org.springframework.web.context.ContextLoaderListener
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in ServletContext resource [/WEB-INF/applicationContext.xml]: Invocation of init method failed; nested exception is java.io.FileNotFoundException: class path resource [com/shu/shutest/domain/UserEntity.hbm.xml] cannot be opened because it does not exist
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1420)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:291)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:288)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:190)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:563)
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:895)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:425)
at org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:276)
at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:197)
at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:47)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3843)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4342)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
at org.apache.catalina.core.StandardService.start(StandardService.java:516)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
at org.apache.catalina.startup.Catalina.start(Catalina.java:578)
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:288)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
Caused by: java.io.FileNotFoundException: class path resource [com/shu/shutest/domain/UserEntity.hbm.xml] cannot be opened because it does not exist
at org.springframework.core.io.ClassPathResource.getInputStream(ClassPathResource.java:158)
at org.springframework.orm.hibernate3.LocalSessionFactoryBean.buildSessionFactory(LocalSessionFactoryBean.java:677)
at org.springframework.orm.hibernate3.AbstractSessionFactoryBean.afterPropertiesSet(AbstractSessionFactoryBean.java:211)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1477)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1417)
... 27 more
2012-3-6 23:41:40 org.apache.catalina.core.StandardContext start
严重: Error listenerStart
2012-3-6 23:41:40 org.apache.catalina.core.StandardContext start
严重: Context [/shunews-czj] startup failed due to previous errors --------------------编程问答-------------------- 又换了一个错误了 --------------------编程问答-------------------- 呵呵，太多了，嘿嘿 --------------------编程问答-------------------- --------------------编程问答-------------------- 你是不是用Annotation了 --------------------编程问答-------------------- 我也遇到这种错了，配置问题 --------------------编程问答-------------------- 有没有解决啊？求指教啊 同错了啊~~ --------------------编程问答-------------------- 此错误+1，纠结中 --------------------编程问答-------------------- 楼主该解决了吧 都好几个月了 分享下解决方法啊 --------------------编程问答-------------------- 就是啊 我也遇到同样的情况了什么BEAN都找不到 --------------------编程问答--------------------
可能 是你的UserEntity.hbm.xml文件对应的类 和此文件名不一样，前几天我也遇见类似问题 --------------------编程问答-------------------- LZ这个问题是怎么解决的啊？我也遇到了同样的问题，求指教啊！希望加QQ1847622482,谢谢 --------------------编程问答-------------------- 楼主你第一个问题是怎么解决的啊？ --------------------编程问答-------------------- LL,这两个问题我也遇到了，怎么解决的，求教 --------------------编程问答-------------------- 楼主第一个错误怎么解决的 --------------------编程问答-------------------- jsp与action对应的方法不对应。 --------------------编程问答-------------------- 查看一下编译的目录classes文件夹。有可能是class没有编译到classes文件夹中。 --------------------编程问答-------------------- 原因：class类没有编译到指定文件夹
解决方法：在项目的build path—>Configure build path—>Source—>Default output folders for source folders修改编译后存放的文件夹 --------------------编程问答-------------------- 1、检查映射文件，特别是类型转换。2、看对应注入的地方属性是否是和配置的bean一致。3、检查对应的注入地方是否已经存在setting方法。4、注册的bean是否路径错误。一半就会使这几个问题，您逐一排查吧，希望能够帮助您。
补充：Java , Web 开发
