Java 无法打开连接异常：通用JDBC异常

我认为我得到这个错误是因为我没有在

/common/lib

中部署

ojdbc14.jar

。即使我这样做了，这个问题仍然存在

Stacktrace

    HTTP Status 500 -

type Exception report

message

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

exception

javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: Cannot open connection
    org.hibernate.ejb.AbstractEntityManagerImpl.throwPersistenceException(AbstractEntityManagerImpl.java:614)
    org.hibernate.ejb.QueryImpl.getResultList(QueryImpl.java:76)
    gov.medicaid.services.impl.RegistrationServiceBean.findByUsername(RegistrationServiceBean.java:156)
    sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

root cause

org.hibernate.exception.GenericJDBCException: Cannot open connection
    org.hibernate.exception.SQLStateConverter.handledNonSpecificException(SQLStateConverter.java:126)
    org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:114)
    org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:66)
    org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:52)
    org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:449)
    org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:167)
    org.hibernate.jdbc.AbstractBatcher.prepareQueryStatement(AbstractBatcher.java:161)
    org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1573)
    org.hibernate.loader.Loader.doQuery(Loader.java:696)

root cause

org.jboss.util.NestedSQLException: Unable to get managed connection for MitaDS; - nested throwable: (javax.resource.ResourceException: Unable to get managed connection for MitaDS)
    org.jboss.resource.adapter.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:95)
    org.hibernate.ejb.connection.InjectedDataSourceConnectionProvider.getConnection(InjectedDataSourceConnectionProvider.java:46)
    org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:446)
    org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:167)
    org.hibernate.jdbc.AbstractBatcher.prepareQueryStatement(AbstractBatcher.java:161)
    org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1573)

root cause

javax.resource.ResourceException: Unable to get managed connection for MitaDS
    org.jboss.resource.connectionmanager.BaseConnectionManager2.getManagedConnection(BaseConnectionManager2.java:441)
    org.jboss.resource.connectionmanager.TxConnectionManager.getManagedConnection(TxConnectionManager.java:381)
    org.jboss.resource.connectionmanager.BaseConnectionManager2.allocateConnection(BaseConnectionManager2.java:496)
    org.jboss.resource.connectionmanager.BaseConnectionManager2$ConnectionManagerProxy.allocateConnection(BaseConnectionManager2.java:941)
    org.jboss.resource.adapter.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:89)
    org.hibernate.ejb.connection.InjectedDataSourceConnectionProvider.getConnection(InjectedDataSourceConnectionProvider.java:46)
    org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:446)
    org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java:41)
    org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:102)
    org.jboss.ejb3.BlockContainerShutdownInterceptor.invoke(BlockContainerShutdownInterceptor.java:67)

root cause

org.jboss.resource.JBossResourceException: Could not create connection; - nested throwable: (java.sql.SQLException: Io exception: The Network Adapter could not establish the connection)
    org.jboss.resource.adapter.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:225)
    org.jboss.resource.adapter.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:195)
    org.jboss.resource.connectionmanager.InternalManagedConnectionPool.createConnectionEventListener(InternalManagedConnectionPool.java:633)
    org.jboss.resource.connectionmanager.InternalManagedConnectionPool.getConnection(InternalManagedConnectionPool.java:267)
    org.jboss.resource.connectionmanager.JBossManagedConnectionPool$BasePool.getConnection(JBossManagedConnectionPool.java:622)
    org.jboss.resource.connectionmanager.BaseConnectionManager2.getManagedConnection(BaseConnectionManager2.java:404)
    org.jboss.resource.connectionmanager.TxConnectionManager.getManagedConnection(TxConnectionManager.java:381)
    org.jboss.resource.connectionmanager.BaseConnectionManager2.allocateConnection(BaseConnectionManager2.java:496)
    org.jboss.resource.connectionmanager.BaseConnectionManager2$ConnectionManagerProxy.allocateConnection(BaseConnectionManager2.java:941)
    org.jboss.resource.adapter.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:89)
    org.hibernate.ejb.connection.InjectedDataSourceConnectionProvider.getConnection(InjectedDataSourceConnectionProvider.java:46)
    org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:446)
    org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:167)
    org.hibernate.jdbc.AbstractBatcher.prepareQueryStatement(AbstractBatcher.java:161)
    org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1573)
    org.hibernate.loader.Loader.doQuery(Loader.java:696)
    org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:259)
    org.hibernate.loader.Loader.doList(Loader.java:2228)
    org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2125)
    org.hibernate.loader.Loader.list(Loader.java:2120)
    org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:401)
    org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:361)
    org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:196)
    org.hibernate.impl.SessionImpl.list(SessionImpl.java:1148)

root cause

java.sql.SQLException: Io exception: The Network Adapter could not establish the connection
    oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
    oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:146)
    oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:255)
    oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:387)
    oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:414)
    oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:165)
    oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:35)
    oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:801)
    org.jboss.resource.adapter.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection(LocalManagedConnectionFactory.java:207)
    org.jboss.resource.adapter.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:195)
    org.jboss.resource.connectionmanager.InternalManagedConnectionPool.createConnectionEventListener(InternalManagedConnectionPool.java:633)
    org.jboss.resource.connectionmanager.InternalManagedConnectionPool.getConnection(InternalManagedConnectionPool.java:267)
    org.jboss.resource.connectionmanager.JBossManagedConnectionPool$BasePool.getConnection(JBossManagedConnectionPool.java:622)
    org.jboss.resource.connectionmanager.BaseConnectionManager2.getManagedConnection(BaseConnectionManager2.java:404)
    org.jboss.resource.connectionmanager.TxConnectionManager.getManagedConnection(TxConnectionManager.java:381)
    org.jboss.resource.connectionmanager.BaseConnectionManager2.allocateConnection(BaseConnectionManager2.java:496)
    org.jboss.resource.connectionmanager.BaseConnectionManager2$ConnectionManagerProxy.allocateConnection(BaseConnectionManager2.java:941)
    org.jboss.resource.adapter.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:89)
    org.hibernate.ejb.connection.InjectedDataSourceConnectionProvider.getConnection(InjectedDataSourceConnectionProvider.java:46)
    org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:446)
    org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:167)
    org.hibernate.jdbc.AbstractBatcher.prepareQueryStatement(AbstractBatcher.java:161)
    org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1573)
    org.hibernate.loader.Loader.doQuery(Loader.java:696)
    org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:259)
    org.hibernate.loader.Loader.doList(Loader.java:2228)
    org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2125)
    org.hibernate.loader.Loader.list(Loader.java:2120)
    org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:401)
    org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:361)
    org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:196)
    org.hibernate.impl.SessionImpl.list(SessionImpl.java:1148)
    org.hibernate.impl.QueryImpl.list(QueryImpl.java:102)
    org.hibernate.ejb.QueryImpl.getResultList(QueryImpl.java:67)
    gov.medicaid.services.impl.RegistrationServiceBean.findByUsername(RegistrationServiceBean.java:156)
    sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

note The full stack trace of the root cause is available in the JBoss Web/2.1.3.GA logs.

JBoss Web/2.1.3.GA

HTTP状态500- 类型异常报告 消息 说明服务器遇到内部错误（），无法完成此请求。 例外 javax.persistence.PersistenceException:org.hibernate.exception.genericjdbception:无法打开连接 org.hibernate.ejb.AbstractEntityManagerImpl.throwPersistenceException（AbstractEntityManagerImpl.java:614） org.hibernate.ejb.QueryImpl.getResultList（QueryImpl.java:76） medicaid.services.impl.RegistrationServiceBean.findByUsername（RegistrationServiceBean.java:156） sun.reflect.NativeMethodAccessorImpl.invoke0（本机方法） invoke（NativeMethodAccessorImpl.java:39） 根本原因 org.hibernate.exception.genericjdbception:无法打开连接 org.hibernate.exception.sqlstatecoverter.handledNonsspecificeException（sqlstatecoverter.java:126） org.hibernate.exception.sqlstatecoverter.convert（sqlstatecoverter.java:114） org.hibernate.exception.jdbceptionhelper.convert（jdbceptionhelper.java:66） org.hibernate.exception.jdbceptionhelper.convert（jdbceptionhelper.java:52） org.hibernate.jdbc.ConnectionManager.openConnection（ConnectionManager.java:449） org.hibernate.jdbc.ConnectionManager.getConnection（ConnectionManager.java:167） org.hibernate.jdbc.AbstractBatcher.prepareQueryStatement（AbstractBatcher.java:161） org.hibernate.loader.loader.prepareQueryStatement（loader.java:1573） org.hibernate.loader.loader.doQuery（loader.java:696） 根本原因 org.jboss.util.NestedSQLException:无法获取MitaDS的托管连接；-嵌套可丢弃：（javax.resource.ResourceException:无法获取MitaDS的托管连接） org.jboss.resource.adapter.jdbc.WrapperDataSource.getConnection（WrapperDataSource.java:95） org.hibernate.ejb.connection.InjectedDataSourceConnectionProvider.getConnection（InjectedDataSourceConnectionProvider.java:46） org.hibernate.jdbc.ConnectionManager.openConnection（ConnectionManager.java:446） org.hibernate.jdbc.ConnectionManager.getConnection（ConnectionManager.java:167） org.hibernate.jdbc.AbstractBatcher.prepareQueryStatement（AbstractBatcher.java:161） org.hibernate.loader.loader.prepareQueryStatement（loader.java:1573） 根本原因 javax.resource.ResourceException:无法获取MitaDS的托管连接 org.jboss.resource.connectionmanager.BaseConnectionManager2.getManagedConnection（BaseConnectionManager2.java:441） org.jboss.resource.connectionmanager.TxConnectionManager.getManagedConnection（TxConnectionManager.java:381） org.jboss.resource.connectionmanager.BaseConnectionManager2.allocateConnection（BaseConnectionManager2.java:496） org.jboss.resource.connectionmanager.BaseConnectionManager2$ConnectionManagerProxy.allocateConnection（BaseConnectionManager2.java:941） org.jboss.resource.adapter.jdbc.WrapperDataSource.getConnection（WrapperDataSource.java:89） org.hibernate.ejb.connection.InjectedDataSourceConnectionProvider.getConnection（InjectedDataSourceConnectionProvider.java:46） org.hibernate.jdbc.ConnectionManager.openConnection（ConnectionManager.java:446） org.jboss.ejb3.ENCPropagationInterceptor.invoke（ENCPropagationInterceptor.java:41） org.jboss.aop.joinpoint.MethodInvocation.invokeNext（MethodInvocation.java:102） org.jboss.ejb3.BlockContainerShutdownInterceptor.invoke（BlockContainerShutdownInterceptor.java:67） 根本原因 org.jboss.resource.JBossResourceException:无法创建连接；-嵌套可丢弃：（java.sql.SQLException:Io异常：网络适配器无法建立连接） org.jboss.resource.adapter.jdbc.local.LocalManagedConnectionFactory.getLocalManagedConnection（LocalManagedConnectionFactory.java:225） org.jboss.resource.adapter.jdbc.local.LocalManagedConnectionFactory.createManagedConnection（LocalManagedConnectionFactory.java:195） org.jboss.resource.connectionmanager.InternalManagedConnectionPool.createConnectionEventListener（InternalManagedConnectionPool.java:633） org.jboss.resource.connectionmanager.InternalManagedConnectionPool.getConnection（InternalManagedConnectionPool.java:267） org.jboss.resource.connectionmanager.JBossManagedConnectionPool$BasePool.getConnection（JBossManagedConnectionPool.java:622） org.jboss.resource.connectionmanager.BaseConnectionManager2.getManagedConnection（BaseConnectionManager2.java:404） org.jboss.resource.connectionmanager.TxConnectionManager.getManagedConnection（TxConnectionManager.java:381） org.jboss.resource.connectionmanager.BaseConnectionManager2.allocateConnection（BaseConnectionManager2.java:496） org.jboss.resource.connectionmanager.BaseConnectionManager2$ConnectionManagerProxy.allocateConnection（BaseConnectionManager2.java:941） org.jboss.resource.adapter.jdbc.WrapperDataSource.getConnection（WrapperDataSource.java:89） org.hibernate.ejb.connection.InjectedDataSourceConnectionProvider.getConnection（InjectedDataSourceConnectionProvider.java:46） org.hibernate.jdbc.ConnectionManager.openConnection（ConnectionManager.java:446） org.hibernate.jdbc.ConnectionManager.getConnection（ConnectionManager.java:167） org.hibernate.jdbc.AbstractBatcher.prepareQueryStatement（AbstractBatcher.java:161） org.hibernate.loader.loader.prepareQueryStatement（loader.java:1573） org.hibernate.loader.loader.doQuery（loader.java:696） org.hibernate.loader.loader.doQueryAndInitializeNonLazyCollections（loader.java:259） org.hibernate.loader.loader.doList（loader.java:2228） org.hibernate.loader.loader.listIgnoreQueryCache（loader.java:2125） org.hibernate.loader.loader.list（loader.java:2120） org.hibernate.loader.hql.QueryLoader.list（QueryLoader.java:401） org.hi

org.jboss.resource.JBossResourceException: Could not create connection; - nested throwable: (java.sql.SQLException: Io exception: The Network Adapter could not establish the connection)