【发布时间】：2012-08-15 20:22:20
【问题描述】：
当我提供我的登录 id,pwd ...
http://localhost:8080/project_name。错误是
服务器遇到内部错误 () 阻止它完成此请求。**
我正在使用 jboss4.2.3，请告诉我问题出在哪里...？**
HTTP 状态 500 -
输入异常报告
消息
描述服务器遇到了一个内部错误（），导致它无法完成这个请求。
例外
javax.servlet.ServletException: Servlet.init() for servlet action threw exception
org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:182)
...
根本原因
java.lang.RuntimeException: org.hibernate.exception.GenericJDBCException: Cannot open connection
com.fanniemae.rbc.rollup.ui.RollupActionServlet.init(RollupActionServlet.java:26)
...
根本原因
org.hibernate.exception.GenericJDBCException: Cannot open connection
org.hibernate.exception.SQLStateConverter.handledNonSpecificException(SQLStateConverter.java:103)
根本原因
org.jboss.util.NestedSQLException: Could not create connection; - nested throwable: (java.sql.SQLException: Io exception: The Network Adapter could not establish the connection); - nested throwable: (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.WrapperDataSource.getConnection(WrapperDataSource.java:95)
org.hibernate.connection.DatasourceConnectionProvider.getConnection(DatasourceConnectionProvider.java:69)
org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:423)
...
根本原因
org.jboss.resource.JBossResourceException: Could not create connection; - nested throwable: (java.sql.SQLException: Io exception: The Network Adapter could not establish the connection)
...
根本原因
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:441)
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.createManagedConnection(LocalManagedConnectionFactory.java:172)
org.jboss.resource.connectionmanager.InternalManagedConnectionPool.createConnectionEventListener(InternalManagedConnectionPool.java:619)
org.jboss.resource.connectionmanager.InternalManagedConnectionPool.getConnection(InternalManagedConnectionPool.java:264)
org.jboss.resource.connectionmanager.JBossManagedConnectionPool$BasePool.getConnection(JBossManagedConnectionPool.java:575)
org.jboss.resource.connectionmanager.BaseConnectionManager2.getManagedConnection(BaseConnectionManager2.java:347)
org.jboss.resource.connectionmanager.TxConnectionManager.getManagedConnection(TxConnectionManager.java:330)
org.jboss.resource.connectionmanager.BaseConnectionManager2.allocateConnection(BaseConnectionManager2.java:402)
org.jboss.resource.connectionmanager.BaseConnectionManager2$ConnectionManagerProxy.allocateConnection(BaseConnectionManager2.java:849)
org.jboss.resource.adapter.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:89)
org.hibernate.connection.DatasourceConnectionProvider.getConnection(DatasourceConnectionProvider.java:69)
org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:423)
org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:144)
org.hibernate.jdbc.AbstractBatcher.prepareQueryStatement(AbstractBatcher.java:139)
org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1547)
org.hibernate.loader.Loader.doQuery(Loader.java:673)
org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:236)
org.hibernate.loader.Loader.doList(Loader.java:2220)
org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2104)
org.hibernate.loader.Loader.list(Loader.java:2099)
org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:378)
org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:338)
org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:172)
org.hibernate.impl.SessionImpl.list(SessionImpl.java:1121)
org.hibernate.impl.QueryImpl.list(QueryImpl.java:79)
com.fanniemae.rbc.rollup.service.RLSchemeMgmtService.getLoanAttributes(RLSchemeMgmtService.java:82)
com.fanniemae.rbc.rollup.ui.UICache.initialize(UICache.java:42)
com.fanniemae.rbc.rollup.ui.RollupActionServlet.init(RollupActionServlet.java:22)
javax.servlet.GenericServlet.init(GenericServlet.java:212)
org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:182)
org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262)
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446)
java.lang.Thread.run(Thread.java:595)
【问题讨论】：
-
在例外情况下，最后的根本原因通常是告诉你实际发生了什么。