struts2+spring+hibernate配置

最新推荐文章于 2021-03-15 17:56:44 发布

shaotiwei

最新推荐文章于 2021-03-15 17:56:44 发布

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文章标签： Hibernate Spring Java Oracle Apache

作者在使用Struts2框架开发过程中遇到Oracle数据库错误ORA-02275，提示外键约束已存在。该问题不影响程序运行，但在项目启动时会出现警告。

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看了几天struts2,做了一个小工程(未完成),感觉还不是很熟练,有待进一步学习

启动时出现BUG,想了半天不得其解,望哪位高人来指点

所有的TABLE都出现了这个问题,但不影响程序的运行...

Testing a Connection in response to an Exception:
java.sql.SQLException: ORA-02275: such a referential constraint already exists in the table

at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:124)
at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:304)
at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:271)
at oracle.jdbc.driver.T4C8Oall.receive(T4C8Oall.java:625)
at oracle.jdbc.driver.T4CStatement.doOall8(T4CStatement.java:112)
at oracle.jdbc.driver.T4CStatement.execute_for_rows(T4CStatement.java:560)
at oracle.jdbc.driver.OracleStatement.doExecuteWithTimeout(OracleStatement.java:1080)
at oracle.jdbc.driver.OracleStatement.executeUpdate(OracleStatement.java:1482)
at com.mchange.v2.c3p0.impl.NewProxyStatement.executeUpdate(NewProxyStatement.java:64)
at org.hibernate.tool.hbm2ddl.SchemaUpdate.execute(SchemaUpdate.java:143)
at org.hibernate.impl.SessionFactoryImpl.<init></init>(SessionFactoryImpl.java:265)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1005)
at org.springframework.orm.hibernate3.LocalSessionFactoryBean.newSessionFactory(LocalSessionFactoryBean.java:825)
at org.springframework.orm.hibernate3.LocalSessionFactoryBean.afterPropertiesSet(LocalSessionFactoryBean.java:751)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1091)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:396)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:233)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:145)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:277)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:313)
at org.springframework.web.context.support.AbstractRefreshableWebApplicationContext.refresh(AbstractRefreshableWebApplicationContext.java:139)
at org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:252)
at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:190)
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)
Unsuccessful: alter table BPS.I_PROVINCE add constraint FKA2208E66D190A7C8 foreign key (I_COUNTRY_ID) references BPS.I_COUNTRY
ORA-02275: such a referential constraint already exists in the table