Hibernate列名无效异常处理
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控制台信息如下:
2012-2-9 14:08:21 org.apache.struts.chain.ComposableRequestProcessor init信息: Initializing composable request processor for module prefix ''2012-2-9 14:08:21 org.apache.struts.chain.commands.servlet.CreateAction createAction信息: Initialize action of type: org.springframework.web.struts.DelegatingActionProxy2012-2-9 14:08:22 org.hibernate.type.NullableType nullSafeGet信息: could not read column value from result set: PTID; 列名无效2012-2-9 14:08:22 org.hibernate.util.JDBCExceptionReporter logExceptions警告: SQL Error: 17006, SQLState: null2012-2-9 14:08:22 org.hibernate.util.JDBCExceptionReporter logExceptions严重: 列名无效org.hibernate.exception.GenericJDBCException: could not execute queryat org.hibernate.exception.SQLStateConverter.handledNonSpecificException(SQLStateConverter.java:103)at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:91)at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)at org.hibernate.loader.Loader.doList(Loader.java:2147)at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2028)at org.hibernate.loader.Loader.list(Loader.java:2023)at org.hibernate.loader.custom.CustomLoader.list(CustomLoader.java:289)at org.hibernate.impl.SessionImpl.listCustomQuery(SessionImpl.java:1695)at org.hibernate.impl.AbstractSessionImpl.list(AbstractSessionImpl.java:142)at org.hibernate.impl.SQLQueryImpl.list(SQLQueryImpl.java:150)at adam.bp.workflow.dao.StartWorkFlowDao.getCfgPttypeObj(StartWorkFlowDao.java:121)at adam.bp.workflow.dao.StartWorkFlowDao$FastClassByCGLIB$2caed01b.invoke(<generated>)at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149)at org.springframework.aop.framework.Cglib2AopProxy$CglibMethodInvocation.invokeJoinpoint(Cglib2AopProxy.java:700)at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:149)at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:106)at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:89)at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)at org.springframework.aop.framework.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:635)at adam.bp.workflow.dao.StartWorkFlowDao$EnhancerByCGLIB$319d20c7.getCfgPttypeObj(<generated>)at adam.bp.workflow.biz.StartWorkFlowBiz.getCfgPttypeObj(StartWorkFlowBiz.java:98)at adam.bp.workflow.action.StartWorkFlowAction.queryRtuInfo(StartWorkFlowAction.java:144)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:324)at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:269)at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:170)at org.apache.struts.actions.MappingDispatchAction.execute(MappingDispatchAction.java:166)at org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110)at org.apache.struts.chain.commands.servlet.ExecuteAction.execute(ExecuteAction.java:58)at org.apache.struts.chain.commands.AbstractExecuteAction.execute(AbstractExecuteAction.java:67)at org.apache.struts.chain.commands.ActionCommandBase.execute(ActionCommandBase.java:51)at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:191)at org.apache.commons.chain.generic.LookupCommand.execute(LookupCommand.java:305)at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:191)at org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:283)at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:462)at javax.servlet.http.HttpServlet.service(HttpServlet.java:709)at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237)at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)at com.adam.dev.utils.EncoderFilter.doFilter(EncoderFilter.java:36)at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186)at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214)at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198)at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152)at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:118)at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929)at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160)at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799)at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705)at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577)at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)at java.lang.Thread.run(Thread.java:534)Caused by: java.sql.SQLException: 列名无效at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:134)at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:179)at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:269)at oracle.jdbc.driver.OracleStatement.get_column_index(OracleStatement.java:5971)at oracle.jdbc.driver.OracleResultSetImpl.findColumn(OracleResultSetImpl.java:1527)at oracle.jdbc.driver.OracleResultSet.getLong(OracleResultSet.java:1540)at org.apache.commons.dbcp.DelegatingResultSet.getLong(DelegatingResultSet.java:239)at org.hibernate.type.LongType.get(LongType.java:28)at org.hibernate.type.NullableType.nullSafeGet(NullableType.java:113)at org.hibernate.type.NullableType.nullSafeGet(NullableType.java:102)at org.hibernate.loader.Loader.getKeyFromResultSet(Loader.java:1088)at org.hibernate.loader.Loader.getRowFromResultSet(Loader.java:553)at org.hibernate.loader.Loader.doQuery(Loader.java:689)at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224)at org.hibernate.loader.Loader.doList(Loader.java:2144)... 65 more
错误原因分析:
-->信息: could not read column value from result set: PTID; 列名无效
说明查询出来的结果集中不包含ptid的值。
原来的代码:
String sql = "select disc from CSM_MID.CFG_PTTYPE where ptid='"+ptId+"'";
List list = this.getSession().createSQLQuery(sql).addEntity(CfgPttype.class).list();
CfgPttype cfgPttypeObj = (CfgPttype)list.get(0);
修改后正确的代码:
String sql = "select * from CSM_MID.CFG_PTTYPE where ptid='"+ptId+"'";
List list = this.getSession().createSQLQuery(sql).addEntity(CfgPttype.class).list();
CfgPttype cfgPttypeObj = (CfgPttype)list.get(0);
这样便运行正常了!
由以上写法可以看出,我们需要在查询的结果集中包含查询条件ptid的值。
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