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.DelegatingActionProxy 2012-2-9 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: null 2012-2-9 14:08:22 org.hibernate.util.JDBCExceptionReporter logExceptions 严重: 列名无效 org.hibernate.exception.GenericJDBCException: could not execute query at 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。