Armin. Thanks for your reply. We found the problem. It is because resin has it's own XML parser which is not exactly the same as apache's. And when resin starts, it loads its own library before loading from WEB-INF/lib. The problem can be solved by explicitly putting xerces.jar in the classpath.
Thanks, Zhe > > > -----Original Message----- > From: Armin Waibel [mailto:[EMAIL PROTECTED] > Sent: Thursday, January 22, 2004 3:28 AM > To: OJB Users List > Subject: Re: deploy OJB with web application > > > Hi, > > ZZZ Liu wrote: > > I am using OJB rc5. Everything is fine when I use > it > > for stand alone program. But when I try to use it > in a > > web application (applciation server is resin > 2.1.10), > > I got following error. From the log, we can see > that > > there is a NullPointerException at > > > org.apache.ojb.broker.metadata.RepositoryXmlHandler.getIsoLevel(Unknown > > Source) and from the debug message we can see that > > isolation-level: null. > > > > hmm, think something wrong with your > > > file:/D:/gsnx/builds/hourly/dist/gsnx/conf/repository.xml > file. > > Should be something like that: > > .... > <descriptor-repository version="1.0" > isolation-level="read-uncommitted" > proxy-prefetching-limit="50"> > > <!-- include all used database connections --> > &database; > > <!-- include ojb internal mappings here --> > &internal; > > <!-- include user defined mappings here --> > &user; > </descriptor-repository> > > regards, > Armin > > > If I manually add isolation-level attribute to > each > > class descriptor element in > repository_internal.xml > > and all included repository_user.xml's, then it > works. > > > > > > I don't think there is any document saying that we > > need to change repository_internal.xml. I am > wondering > > whether anybody has ever had the same problem and > > what's the real cause and the soultion for it. > > > > Thanks in advance. > > > > Zhe > > > > > ======================================================= > > 84938 DEBUG [tcpConnection-9003-0] > util.RequestUtils - > > Get module name for path > > /core/domain/party/partySearchReport.jsp > > 84938 DEBUG [tcpConnection-9003-0] > util.RequestUtils - > > Module name found: default > > 84953 DEBUG [tcpConnection-9003-0] tiles.InsertTag > - > > insert page='/core/fwk/mainLayout.jsp'. > > 88953 INFO [tcpConnection-9003-0] > > util.PropertyMessageResources - Initializing, > > > config='org.apache.struts.taglib.html.LocalStrings', > > returnNull=true > > > [org.apache.ojb.broker.metadata.RepositoryPersistor] > > INFO: OJB Descriptor Repository: > > > file:/D:/gsnx/builds/hourly/dist/gsnx/conf/repository.xml > > > [org.apache.ojb.broker.metadata.RepositoryXmlHandler] > > DEBUG: startDoc > > > [org.apache.ojb.broker.metadata.RepositoryXmlHandler] > > DEBUG: proxy-prefetching-limit: null > > > [org.apache.ojb.broker.metadata.RepositoryXmlHandler] > > DEBUG: > descriptor-repository > > > [org.apache.ojb.broker.metadata.RepositoryXmlHandler] > > DEBUG: < documentation > > > [org.apache.ojb.broker.metadata.RepositoryXmlHandler] > > DEBUG: > class-descriptor > > > [org.apache.ojb.broker.metadata.RepositoryXmlHandler] > > DEBUG: isolation-level: null > > 89719 DEBUG [tcpConnection-9003-0] tiles.InsertTag > - > > [ServletException in:/core/fwk/mainLayout.jsp] > null' > > java.lang.ExceptionInInitializerError > > at > > > org.apache.ojb.broker.core.PersistenceBrokerFactoryBaseImpl.getDefaultKey(Un > known > > Source) > > at > > > org.apache.ojb.broker.core.PersistenceBrokerFactoryBaseImpl.defaultPersisten > ceBroker(Unknown > > Source) > > at > > > org.apache.ojb.broker.PersistenceBrokerFactory.defaultPersistenceBroker(Unkn > own > > Source) > > at > > > com.gsnx.core.server.persistence.ojb.OjbPersistenceManager.<init>(OjbPersist > enceManager.java) > > at > > > com.gsnx.core.server.persistence.PersistenceManagerFactory.getPersistenceMan > ager(PersistenceManagerFactory.java) > > at > > > com.gsnx.core.server.util.lang.TranslationUtil.cacheTranslation(TranslationU > til.java) > > at > > > com.gsnx.core.server.util.lang.TranslationUtil.getTranslation(TranslationUti > l.java) > > at > > > com.gsnx.core.server.util.lang.TranslationUtil.message(TranslationUtil.java) > > at > > > com.gsnx.core.server.util.lang.TranslationUtil.message(TranslationUtil.java) > > at > > > com.gsnx.core.webui.fwk.util.HtmlUtil.resolveLabel(HtmlUtil.java) > > at > > > _core._fwk._mainlayout__jsp._jspService(_mainlayout__jsp.java:73) > > at > com.caucho.jsp.JavaPage.service(JavaPage.java:75) > > at com.caucho.jsp.Page.subservice(Page.java:506) > > at > > > com.caucho.server.http.FilterChainPage.doFilter(FilterChainPage.java:182) > > at > > > com.caucho.server.http.Invocation.service(Invocation.java:315) > > at > > > com.caucho.server.http.CacheInvocation.service(CacheInvocation.java:135) > > at > > > com.caucho.server.http.QRequestDispatcher.include(QRequestDispatcher.java:36 > 2) > > at > > > com.caucho.server.http.QRequestDispatcher.include(QRequestDispatcher.java:27 > 4) > > at > > > com.caucho.jsp.QPageContext.include(QPageContext.java:547) > > at > > > org.apache.struts.tiles.TilesUtilImpl.doInclude(TilesUtilImpl.java:137) > > at > > > org.apache.struts.tiles.TilesUtil.doInclude(TilesUtil.java:177) > > at > > > org.apache.struts.taglib.tiles.InsertTag.doInclude(InsertTag.java:756) > > at > > > org.apache.struts.taglib.tiles.InsertTag$InsertHandler.doEndTag(InsertTag.ja > va:881) > > at > > > org.apache.struts.taglib.tiles.InsertTag.doEndTag(InsertTag.java:473) > > at > > > _core._domain._party._partysearchreport__jsp._jspService(_partysearchreport_ > _jsp.java:82) > === message truncated === __________________________________ Do you Yahoo!? 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