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▪广告门类 广告类型
际上，移动互联网广告巨大的前景已吸引无数掘金者。目前国内的移动广告平台公司有几十家，主要分为四大类：第一类是多盟、有米这些新起移动应用广告平台；第二类是指点.........
▪ 给appstore评分跟进入app安装页面代码 给appstore评分和进入app安装页面代码
// 评分 NSString *str = [NSString stringWithFormat: @"itms-apps://ax.itunes.apple.com/WebObjects/MZStore.woa/wa/viewContentsUserReviews?type=Pu.........
▪ 西安交通大学的异常日志 西安交通大学的错误日志
西安交大的网站报错了，记录下出错日志，改天研究一下。
HTTP Status 500 -
type Exception report
message
description The server encountered an internal error () that prevented it from fulf.........
[1]广告门类
来源: 互联网 发布时间: 2014-02-18
广告类型
际上，移动互联网广告巨大的前景已吸引无数掘金者。目前国内的移动广告平台公司有几十家，主要分为四大类：
第一类是多盟、有米这些新起移动应用广告平台；
第二类是指点、赢典、架势、哇棒、亿动广告、飞拓无限等曾经从短信或者WAP广告起步，后来也将业务拓展到移动应用广告中来。
第三类是易传媒、艾德思奇等这些以前的PC广告平台也参与其中；
第四类是一些互联网巨头，例如百度、腾讯等，同样也布局了移动应用广告市场。此外，以中国移动MM商城、中国电信(微博)天翼空间应用商城等也在积极布局移动广告，各类手机广告平台之间的竞争非常激烈，帮助开发者盈利也是移动互联网广告平台的一项重要任务
际上，移动互联网广告巨大的前景已吸引无数掘金者。目前国内的移动广告平台公司有几十家，主要分为四大类：
第一类是多盟、有米这些新起移动应用广告平台；
第二类是指点、赢典、架势、哇棒、亿动广告、飞拓无限等曾经从短信或者WAP广告起步，后来也将业务拓展到移动应用广告中来。
第三类是易传媒、艾德思奇等这些以前的PC广告平台也参与其中；
第四类是一些互联网巨头，例如百度、腾讯等，同样也布局了移动应用广告市场。此外，以中国移动MM商城、中国电信(微博)天翼空间应用商城等也在积极布局移动广告，各类手机广告平台之间的竞争非常激烈，帮助开发者盈利也是移动互联网广告平台的一项重要任务
[2] 给appstore评分跟进入app安装页面代码
来源: 互联网 发布时间: 2014-02-18
给appstore评分和进入app安装页面代码
// 评分
NSString *str = [NSString stringWithFormat:
@"itms-apps://ax.itunes.apple.com/WebObjects/MZStore.woa/wa/viewContentsUserReviews?type=Purple+Software&id=%@",
@"346703830"];
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:str]];
//软件首页
NSString *str2 = [NSString stringWithFormat:
@"itms-apps://itunes.apple.com/WebObjects/MZStore.woa/wa/viewSoftware?id=%@",
@"346703830"];
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:str2]];
// 评分
NSString *str = [NSString stringWithFormat:
@"itms-apps://ax.itunes.apple.com/WebObjects/MZStore.woa/wa/viewContentsUserReviews?type=Purple+Software&id=%@",
@"346703830"];
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:str]];
//软件首页
NSString *str2 = [NSString stringWithFormat:
@"itms-apps://itunes.apple.com/WebObjects/MZStore.woa/wa/viewSoftware?id=%@",
@"346703830"];
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:str2]];
[3] 西安交通大学的异常日志
来源: 互联网 发布时间: 2014-02-18
西安交通大学的错误日志
西安交大的网站报错了，记录下出错日志，改天研究一下。
推荐：The server encountered an internal error () that prevented it from fulfilling this request.,http://www./java-web/317.html
西安交大的网站报错了，记录下出错日志，改天研究一下。
HTTP Status 500 - type Exception report message description The server encountered an internal error () that prevented it from fulfilling this request. exception javax.servlet.ServletException: org.springframework.dao.DataAccessResourceFailureException: Hibernate operation: could not execute query; SQL [select jdsyscateg0_.flbh as flbh12_, jdsyscateg0_.flmc as flmc12_, jdsyscateg0_.fulbh as fulbh12_, jdsyscateg0_.glbh as glbh12_, jdsyscateg0_.yxgjz as yxgjz12_, jdsyscateg0_.gjzts as gjzts12_, jdsyscateg0_.yxtp as yxtp12_, jdsyscateg0_.tpts as tpts12_, jdsyscateg0_.yxzw as yxzw12_, jdsyscateg0_.zwts as zwts12_, jdsyscateg0_.cjsj as cjsj12_, jdsyscateg0_.cjr as cjr12_, jdsyscateg0_.cjrip as cjrip12_, jdsyscateg0_.sfqy as sfqy12_, jdsyscateg0_.by2 as by15_12_ from jd_sys_category jdsyscateg0_ where jdsyscateg0_.fulbh=1]; No operations allowed after connection closed. Connection was closed due to the following exception: ** BEGIN NESTED EXCEPTION ** java.sql.SQLException MESSAGE: Communication link failure: java.io.EOFException, underlying cause: null ** BEGIN NESTED EXCEPTION ** java.io.EOFException STACKTRACE: java.io.EOFException at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1388) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1532) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1923) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1163) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1272) at com.mysql.jdbc.Connection.execSQL(Connection.java:2236) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1555) at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:139) at org.hibernate.loader.Loader.getResultSet(Loader.java:1669) at org.hibernate.loader.Loader.doQuery(Loader.java:662) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224) at org.hibernate.loader.Loader.doList(Loader.java:2145) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029) at org.hibernate.loader.Loader.list(Loader.java:2024) at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:94) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1533) at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:283) at org.springframework.orm.hibernate3.HibernateTemplate$37.doInHibernate(HibernateTemplate.java:988) at org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:366) at org.springframework.orm.hibernate3.HibernateTemplate.findByCriteria(HibernateTemplate.java:978) at edu.xjtu.impl.DaoHibernateImpl.findByCriteria(DaoHibernateImpl.java:108) at edu.xjtu.struts.action.Index2Action.left(Index2Action.java:276) at edu.xjtu.struts.action.Index2Action.detail(Index2Action.java:291) at sun.reflect.GeneratedMethodAccessor162.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270) at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) at org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) ** END NESTED EXCEPTION ** STACKTRACE: java.sql.SQLException: Communication link failure: java.io.EOFException, underlying cause: null ** BEGIN NESTED EXCEPTION ** java.io.EOFException STACKTRACE: java.io.EOFException at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1388) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1532) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1923) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1163) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1272) at com.mysql.jdbc.Connection.execSQL(Connection.java:2236) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1555) at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:139) at org.hibernate.loader.Loader.getResultSet(Loader.java:1669) at org.hibernate.loader.Loader.doQuery(Loader.java:662) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224) at org.hibernate.loader.Loader.doList(Loader.java:2145) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029) at org.hibernate.loader.Loader.list(Loader.java:2024) at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:94) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1533) at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:283) at org.springframework.orm.hibernate3.HibernateTemplate$37.doInHibernate(HibernateTemplate.java:988) at org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:366) at org.springframework.orm.hibernate3.HibernateTemplate.findByCriteria(HibernateTemplate.java:978) at edu.xjtu.impl.DaoHibernateImpl.findByCriteria(DaoHibernateImpl.java:108) at edu.xjtu.struts.action.Index2Action.left(Index2Action.java:276) at edu.xjtu.struts.action.Index2Action.detail(Index2Action.java:291) at sun.reflect.GeneratedMethodAccessor162.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270) at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) at org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) ** END NESTED EXCEPTION ** at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1707) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1923) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1163) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1272) at com.mysql.jdbc.Connection.execSQL(Connection.java:2236) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1555) at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:139) at org.hibernate.loader.Loader.getResultSet(Loader.java:1669) at org.hibernate.loader.Loader.doQuery(Loader.java:662) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224) at org.hibernate.loader.Loader.doList(Loader.java:2145) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029) at org.hibernate.loader.Loader.list(Loader.java:2024) at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:94) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1533) at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:283) at org.springframework.orm.hibernate3.HibernateTemplate$37.doInHibernate(HibernateTemplate.java:988) at org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:366) at org.springframework.orm.hibernate3.HibernateTemplate.findByCriteria(HibernateTemplate.java:978) at edu.xjtu.impl.DaoHibernateImpl.findByCriteria(DaoHibernateImpl.java:108) at edu.xjtu.struts.action.Index2Action.left(Index2Action.java:276) at edu.xjtu.struts.action.Index2Action.detail(Index2Action.java:291) at sun.reflect.GeneratedMethodAccessor162.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270) at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) at org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) ** END NESTED EXCEPTION ** ; nested exception is java.sql.SQLException: No operations allowed after connection closed. Connection was closed due to the following exception: ** BEGIN NESTED EXCEPTION ** java.sql.SQLException MESSAGE: Communication link failure: java.io.EOFException, underlying cause: null ** BEGIN NESTED EXCEPTION ** java.io.EOFException STACKTRACE: java.io.EOFException at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1388) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1532) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1923) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1163) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1272) at com.mysql.jdbc.Connection.execSQL(Connection.java:2236) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1555) at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:139) at org.hibernate.loader.Loader.getResultSet(Loader.java:1669) at org.hibernate.loader.Loader.doQuery(Loader.java:662) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224) at org.hibernate.loader.Loader.doList(Loader.java:2145) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029) at org.hibernate.loader.Loader.list(Loader.java:2024) at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:94) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1533) at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:283) at org.springframework.orm.hibernate3.HibernateTemplate$37.doInHibernate(HibernateTemplate.java:988) at org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:366) at org.springframework.orm.hibernate3.HibernateTemplate.findByCriteria(HibernateTemplate.java:978) at edu.xjtu.impl.DaoHibernateImpl.findByCriteria(DaoHibernateImpl.java:108) at edu.xjtu.struts.action.Index2Action.left(Index2Action.java:276) at edu.xjtu.struts.action.Index2Action.detail(Index2Action.java:291) at sun.reflect.GeneratedMethodAccessor162.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270) at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) at org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) ** END NESTED EXCEPTION ** STACKTRACE: java.sql.SQLException: Communication link failure: java.io.EOFException, underlying cause: null ** BEGIN NESTED EXCEPTION ** java.io.EOFException STACKTRACE: java.io.EOFException at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1388) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1532) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1923) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1163) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1272) at com.mysql.jdbc.Connection.execSQL(Connection.java:2236) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1555) at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:139) at org.hibernate.loader.Loader.getResultSet(Loader.java:1669) at org.hibernate.loader.Loader.doQuery(Loader.java:662) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224) at org.hibernate.loader.Loader.doList(Loader.java:2145) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029) at org.hibernate.loader.Loader.list(Loader.java:2024) at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:94) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1533) at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:283) at org.springframework.orm.hibernate3.HibernateTemplate$37.doInHibernate(HibernateTemplate.java:988) at org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:366) at org.springframework.orm.hibernate3.HibernateTemplate.findByCriteria(HibernateTemplate.java:978) at edu.xjtu.impl.DaoHibernateImpl.findByCriteria(DaoHibernateImpl.java:108) at edu.xjtu.struts.action.Index2Action.left(Index2Action.java:276) at edu.xjtu.struts.action.Index2Action.detail(Index2Action.java:291) at sun.reflect.GeneratedMethodAccessor162.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270) at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) at org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) ** END NESTED EXCEPTION ** at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1707) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1923) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1163) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1272) at com.mysql.jdbc.Connection.execSQL(Connection.java:2236) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1555) at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:139) at org.hibernate.loader.Loader.getResultSet(Loader.java:1669) at org.hibernate.loader.Loader.doQuery(Loader.java:662) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224) at org.hibernate.loader.Loader.doList(Loader.java:2145) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029) at org.hibernate.loader.Loader.list(Loader.java:2024) at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:94) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1533) at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:283) at org.springframework.orm.hibernate3.HibernateTemplate$37.doInHibernate(HibernateTemplate.java:988) at org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:366) at org.springframework.orm.hibernate3.HibernateTemplate.findByCriteria(HibernateTemplate.java:978) at edu.xjtu.impl.DaoHibernateImpl.findByCriteria(DaoHibernateImpl.java:108) at edu.xjtu.struts.action.Index2Action.left(Index2Action.java:276) at edu.xjtu.struts.action.Index2Action.detail(Index2Action.java:291) at sun.reflect.GeneratedMethodAccessor162.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270) at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) at org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) ** END NESTED EXCEPTION ** org.apache.struts.action.RequestProcessor.processException(RequestProcessor.java:535) org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:433) org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) javax.servlet.http.HttpServlet.service(HttpServlet.java:617) javax.servlet.http.HttpServlet.service(HttpServlet.java:717) edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) root cause org.springframework.dao.DataAccessResourceFailureException: Hibernate operation: could not execute query; SQL [select jdsyscateg0_.flbh as flbh12_, jdsyscateg0_.flmc as flmc12_, jdsyscateg0_.fulbh as fulbh12_, jdsyscateg0_.glbh as glbh12_, jdsyscateg0_.yxgjz as yxgjz12_, jdsyscateg0_.gjzts as gjzts12_, jdsyscateg0_.yxtp as yxtp12_, jdsyscateg0_.tpts as tpts12_, jdsyscateg0_.yxzw as yxzw12_, jdsyscateg0_.zwts as zwts12_, jdsyscateg0_.cjsj as cjsj12_, jdsyscateg0_.cjr as cjr12_, jdsyscateg0_.cjrip as cjrip12_, jdsyscateg0_.sfqy as sfqy12_, jdsyscateg0_.by2 as by15_12_ from jd_sys_category jdsyscateg0_ where jdsyscateg0_.fulbh=1]; No operations allowed after connection closed. Connection was closed due to the following exception: ** BEGIN NESTED EXCEPTION ** java.sql.SQLException MESSAGE: Communication link failure: java.io.EOFException, underlying cause: null ** BEGIN NESTED EXCEPTION ** java.io.EOFException STACKTRACE: java.io.EOFException at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1388) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1532) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1923) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1163) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1272) at com.mysql.jdbc.Connection.execSQL(Connection.java:2236) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1555) at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:139) at org.hibernate.loader.Loader.getResultSet(Loader.java:1669) at org.hibernate.loader.Loader.doQuery(Loader.java:662) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224) at org.hibernate.loader.Loader.doList(Loader.java:2145) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029) at org.hibernate.loader.Loader.list(Loader.java:2024) at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:94) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1533) at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:283) at org.springframework.orm.hibernate3.HibernateTemplate$37.doInHibernate(HibernateTemplate.java:988) at org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:366) at org.springframework.orm.hibernate3.HibernateTemplate.findByCriteria(HibernateTemplate.java:978) at edu.xjtu.impl.DaoHibernateImpl.findByCriteria(DaoHibernateImpl.java:108) at edu.xjtu.struts.action.Index2Action.left(Index2Action.java:276) at edu.xjtu.struts.action.Index2Action.detail(Index2Action.java:291) at sun.reflect.GeneratedMethodAccessor162.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270) at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) at org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) ** END NESTED EXCEPTION ** STACKTRACE: java.sql.SQLException: Communication link failure: java.io.EOFException, underlying cause: null ** BEGIN NESTED EXCEPTION ** java.io.EOFException STACKTRACE: java.io.EOFException at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1388) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1532) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1923) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1163) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1272) at com.mysql.jdbc.Connection.execSQL(Connection.java:2236) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1555) at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:139) at org.hibernate.loader.Loader.getResultSet(Loader.java:1669) at org.hibernate.loader.Loader.doQuery(Loader.java:662) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224) at org.hibernate.loader.Loader.doList(Loader.java:2145) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029) at org.hibernate.loader.Loader.list(Loader.java:2024) at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:94) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1533) at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:283) at org.springframework.orm.hibernate3.HibernateTemplate$37.doInHibernate(HibernateTemplate.java:988) at org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:366) at org.springframework.orm.hibernate3.HibernateTemplate.findByCriteria(HibernateTemplate.java:978) at edu.xjtu.impl.DaoHibernateImpl.findByCriteria(DaoHibernateImpl.java:108) at edu.xjtu.struts.action.Index2Action.left(Index2Action.java:276) at edu.xjtu.struts.action.Index2Action.detail(Index2Action.java:291) at sun.reflect.GeneratedMethodAccessor162.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270) at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) at org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) ** END NESTED EXCEPTION ** at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1707) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1923) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1163) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1272) at com.mysql.jdbc.Connection.execSQL(Connection.java:2236) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1555) at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:139) at org.hibernate.loader.Loader.getResultSet(Loader.java:1669) at org.hibernate.loader.Loader.doQuery(Loader.java:662) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224) at org.hibernate.loader.Loader.doList(Loader.java:2145) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029) at org.hibernate.loader.Loader.list(Loader.java:2024) at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:94) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1533) at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:283) at org.springframework.orm.hibernate3.HibernateTemplate$37.doInHibernate(HibernateTemplate.java:988) at org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:366) at org.springframework.orm.hibernate3.HibernateTemplate.findByCriteria(HibernateTemplate.java:978) at edu.xjtu.impl.DaoHibernateImpl.findByCriteria(DaoHibernateImpl.java:108) at edu.xjtu.struts.action.Index2Action.left(Index2Action.java:276) at edu.xjtu.struts.action.Index2Action.detail(Index2Action.java:291) at sun.reflect.GeneratedMethodAccessor162.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270) at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) at org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) ** END NESTED EXCEPTION ** ; nested exception is java.sql.SQLException: No operations allowed after connection closed. Connection was closed due to the following exception: ** BEGIN NESTED EXCEPTION ** java.sql.SQLException MESSAGE: Communication link failure: java.io.EOFException, underlying cause: null ** BEGIN NESTED EXCEPTION ** java.io.EOFException STACKTRACE: java.io.EOFException at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1388) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1532) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1923) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1163) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1272) at com.mysql.jdbc.Connection.execSQL(Connection.java:2236) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1555) at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:139) at org.hibernate.loader.Loader.getResultSet(Loader.java:1669) at org.hibernate.loader.Loader.doQuery(Loader.java:662) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224) at org.hibernate.loader.Loader.doList(Loader.java:2145) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029) at org.hibernate.loader.Loader.list(Loader.java:2024) at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:94) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1533) at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:283) at org.springframework.orm.hibernate3.HibernateTemplate$37.doInHibernate(HibernateTemplate.java:988) at org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:366) at org.springframework.orm.hibernate3.HibernateTemplate.findByCriteria(HibernateTemplate.java:978) at edu.xjtu.impl.DaoHibernateImpl.findByCriteria(DaoHibernateImpl.java:108) at edu.xjtu.struts.action.Index2Action.left(Index2Action.java:276) at edu.xjtu.struts.action.Index2Action.detail(Index2Action.java:291) at sun.reflect.GeneratedMethodAccessor162.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270) at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) at org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) ** END NESTED EXCEPTION ** STACKTRACE: java.sql.SQLException: Communication link failure: java.io.EOFException, underlying cause: null ** BEGIN NESTED EXCEPTION ** java.io.EOFException STACKTRACE: java.io.EOFException at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1388) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1532) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1923) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1163) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1272) at com.mysql.jdbc.Connection.execSQL(Connection.java:2236) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1555) at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:139) at org.hibernate.loader.Loader.getResultSet(Loader.java:1669) at org.hibernate.loader.Loader.doQuery(Loader.java:662) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224) at org.hibernate.loader.Loader.doList(Loader.java:2145) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029) at org.hibernate.loader.Loader.list(Loader.java:2024) at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:94) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1533) at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:283) at org.springframework.orm.hibernate3.HibernateTemplate$37.doInHibernate(HibernateTemplate.java:988) at org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:366) at org.springframework.orm.hibernate3.HibernateTemplate.findByCriteria(HibernateTemplate.java:978) at edu.xjtu.impl.DaoHibernateImpl.findByCriteria(DaoHibernateImpl.java:108) at edu.xjtu.struts.action.Index2Action.left(Index2Action.java:276) at edu.xjtu.struts.action.Index2Action.detail(Index2Action.java:291) at sun.reflect.GeneratedMethodAccessor162.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270) at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) at org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) ** END NESTED EXCEPTION ** at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1707) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1923) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1163) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1272) at com.mysql.jdbc.Connection.execSQL(Connection.java:2236) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1555) at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:139) at org.hibernate.loader.Loader.getResultSet(Loader.java:1669) at org.hibernate.loader.Loader.doQuery(Loader.java:662) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224) at org.hibernate.loader.Loader.doList(Loader.java:2145) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029) at org.hibernate.loader.Loader.list(Loader.java:2024) at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:94) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1533) at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:283) at org.springframework.orm.hibernate3.HibernateTemplate$37.doInHibernate(HibernateTemplate.java:988) at org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:366) at org.springframework.orm.hibernate3.HibernateTemplate.findByCriteria(HibernateTemplate.java:978) at edu.xjtu.impl.DaoHibernateImpl.findByCriteria(DaoHibernateImpl.java:108) at edu.xjtu.struts.action.Index2Action.left(Index2Action.java:276) at edu.xjtu.struts.action.Index2Action.detail(Index2Action.java:291) at sun.reflect.GeneratedMethodAccessor162.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270) at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) at org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) ** END NESTED EXCEPTION ** org.springframework.jdbc.support.SQLStateSQLExceptionTranslator.translate(SQLStateSQLExceptionTranslator.java:113) org.springframework.orm.hibernate3.HibernateAccessor.convertJdbcAccessException(HibernateAccessor.java:424) org.springframework.orm.hibernate3.HibernateAccessor.convertHibernateAccessException(HibernateAccessor.java:411) org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:371) org.springframework.orm.hibernate3.HibernateTemplate.find(HibernateTemplate.java:844) org.springframework.orm.hibernate3.HibernateTemplate.find(HibernateTemplate.java:836) edu.xjtu.impl.DaoHibernateImpl.find(DaoHibernateImpl.java:82) edu.xjtu.struts.action.Index2Action.Navigate(Index2Action.java:100) edu.xjtu.struts.action.Index2Action.list(Index2Action.java:194) sun.reflect.GeneratedMethodAccessor160.invoke(Unknown Source) sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) java.lang.reflect.Method.invoke(Method.java:597) org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270) org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110) org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) javax.servlet.http.HttpServlet.service(HttpServlet.java:617) javax.servlet.http.HttpServlet.service(HttpServlet.java:717) edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) root cause java.sql.SQLException: No operations allowed after connection closed. Connection was closed due to the following exception: ** BEGIN NESTED EXCEPTION ** java.sql.SQLException MESSAGE: Communication link failure: java.io.EOFException, underlying cause: null ** BEGIN NESTED EXCEPTION ** java.io.EOFException STACKTRACE: java.io.EOFException at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1388) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1532) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1923) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1163) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1272) at com.mysql.jdbc.Connection.execSQL(Connection.java:2236) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1555) at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:139) at org.hibernate.loader.Loader.getResultSet(Loader.java:1669) at org.hibernate.loader.Loader.doQuery(Loader.java:662) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224) at org.hibernate.loader.Loader.doList(Loader.java:2145) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029) at org.hibernate.loader.Loader.list(Loader.java:2024) at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:94) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1533) at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:283) at org.springframework.orm.hibernate3.HibernateTemplate$37.doInHibernate(HibernateTemplate.java:988) at org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:366) at org.springframework.orm.hibernate3.HibernateTemplate.findByCriteria(HibernateTemplate.java:978) at edu.xjtu.impl.DaoHibernateImpl.findByCriteria(DaoHibernateImpl.java:108) at edu.xjtu.struts.action.Index2Action.left(Index2Action.java:276) at edu.xjtu.struts.action.Index2Action.detail(Index2Action.java:291) at sun.reflect.GeneratedMethodAccessor162.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270) at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) at org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) ** END NESTED EXCEPTION ** STACKTRACE: java.sql.SQLException: Communication link failure: java.io.EOFException, underlying cause: null ** BEGIN NESTED EXCEPTION ** java.io.EOFException STACKTRACE: java.io.EOFException at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1388) at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1532) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1923) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1163) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1272) at com.mysql.jdbc.Connection.execSQL(Connection.java:2236) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1555) at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:139) at org.hibernate.loader.Loader.getResultSet(Loader.java:1669) at org.hibernate.loader.Loader.doQuery(Loader.java:662) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224) at org.hibernate.loader.Loader.doList(Loader.java:2145) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029) at org.hibernate.loader.Loader.list(Loader.java:2024) at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:94) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1533) at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:283) at org.springframework.orm.hibernate3.HibernateTemplate$37.doInHibernate(HibernateTemplate.java:988) at org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:366) at org.springframework.orm.hibernate3.HibernateTemplate.findByCriteria(HibernateTemplate.java:978) at edu.xjtu.impl.DaoHibernateImpl.findByCriteria(DaoHibernateImpl.java:108) at edu.xjtu.struts.action.Index2Action.left(Index2Action.java:276) at edu.xjtu.struts.action.Index2Action.detail(Index2Action.java:291) at sun.reflect.GeneratedMethodAccessor162.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270) at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) at org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) ** END NESTED EXCEPTION ** at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:1707) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:1923) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1163) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1272) at com.mysql.jdbc.Connection.execSQL(Connection.java:2236) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1555) at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:139) at org.hibernate.loader.Loader.getResultSet(Loader.java:1669) at org.hibernate.loader.Loader.doQuery(Loader.java:662) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224) at org.hibernate.loader.Loader.doList(Loader.java:2145) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029) at org.hibernate.loader.Loader.list(Loader.java:2024) at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:94) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1533) at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:283) at org.springframework.orm.hibernate3.HibernateTemplate$37.doInHibernate(HibernateTemplate.java:988) at org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:366) at org.springframework.orm.hibernate3.HibernateTemplate.findByCriteria(HibernateTemplate.java:978) at edu.xjtu.impl.DaoHibernateImpl.findByCriteria(DaoHibernateImpl.java:108) at edu.xjtu.struts.action.Index2Action.left(Index2Action.java:276) at edu.xjtu.struts.action.Index2Action.detail(Index2Action.java:291) at sun.reflect.GeneratedMethodAccessor162.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270) at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) at org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) ** END NESTED EXCEPTION ** com.mysql.jdbc.Connection.checkClosed(Connection.java:2459) com.mysql.jdbc.Connection.prepareStatement(Connection.java:1356) com.mysql.jdbc.Connection.prepareStatement(Connection.java:1336) org.hibernate.jdbc.AbstractBatcher.getPreparedStatement(AbstractBatcher.java:442) org.hibernate.jdbc.AbstractBatcher.getPreparedStatement(AbstractBatcher.java:368) org.hibernate.jdbc.AbstractBatcher.prepareQueryStatement(AbstractBatcher.java:105) org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1561) org.hibernate.loader.Loader.doQuery(Loader.java:661) org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:224) org.hibernate.loader.Loader.doList(Loader.java:2145) org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2029) org.hibernate.loader.Loader.list(Loader.java:2024) org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:375) org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:308) org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:153) org.hibernate.impl.SessionImpl.list(SessionImpl.java:1106) org.hibernate.impl.QueryImpl.list(QueryImpl.java:79) org.springframework.orm.hibernate3.HibernateTemplate$31.doInHibernate(HibernateTemplate.java:853) org.springframework.orm.hibernate3.HibernateTemplate.execute(HibernateTemplate.java:366) org.springframework.orm.hibernate3.HibernateTemplate.find(HibernateTemplate.java:844) org.springframework.orm.hibernate3.HibernateTemplate.find(HibernateTemplate.java:836) edu.xjtu.impl.DaoHibernateImpl.find(DaoHibernateImpl.java:82) edu.xjtu.struts.action.Index2Action.Navigate(Index2Action.java:100) edu.xjtu.struts.action.Index2Action.list(Index2Action.java:194) sun.reflect.GeneratedMethodAccessor160.invoke(Unknown Source) sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) java.lang.reflect.Method.invoke(Method.java:597) org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:270) org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:187) org.springframework.web.struts.DelegatingActionProxy.execute(DelegatingActionProxy.java:110) org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) javax.servlet.http.HttpServlet.service(HttpServlet.java:617) javax.servlet.http.HttpServlet.service(HttpServlet.java:717) edu.xjtu.filter.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:27) note The full stack trace of the root cause is available in the Apache Tomcat/6.0.18 logs. Apache Tomcat/6.0.18
推荐：The server encountered an internal error () that prevented it from fulfilling this request.,http://www./java-web/317.html
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