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From Christopher Lamey <cla...@localmatters.com>
Subject Re: TransactionManager thorowing NPE
Date Thu, 16 Aug 2007 14:42:54 GMT
Well, that looks ok.

Could the transaction be closed or committed early, before the delete?

On 8/16/07 6:12 AM, "chris.mccauley@gsa.gov" <chris.mccauley@gsa.gov> wrote:

> Pretty straight forward....I assume we are using some default Transaction
> Manager..
> 
> <?xml version="1.0" encoding="UTF-8" ?>
> <!DOCTYPE sqlMapConfig PUBLIC "-//ibatis.apache.org//DTD SQL Map Config
> 2.0//EN" "http://ibatis.apache.org/dtd/sql-map-config-2.dtd">
> <sqlMapConfig>
>     <settings useStatementNamespaces="false" />
>  
>     <!-- JNDI Example -->
>         <transactionManager type="JDBC">
>                 <dataSource type="JNDI">
>                         <property name="DBJndiContext" value=
> "java:DATASOURCE"/>
>                 </dataSource>
>         </transactionManager>
> 
>         <sqlMap resource="dao/File1.xml" />
>         <sqlMap resource="dao/File2.xml" />
>         <sqlMap resource="dao/File3.xml" />
> </sqlMapConfig>
> 
> 
> 
> Thank you, 
> Christopher
> 
> 
> 
> 
> What does your transaction configuration look like?  What transaction
> manager are you using?
> 
> 
> On 8/15/07 3:28 PM, "chris.mccauley@gsa.gov" <chris.mccauley@gsa.gov>
> wrote:
> 
>> 
>> I am accessing a servlet ( within same app context) with an asynch call
> from a
>> struts app.  Part of the work is a database call (delete) usig iBatis
> SQLMap.
>> 
>> We have no issues with iBatis prior, (except performance, but thats a
>> different thread :>) )
>> 
>> Seems like a Transaction issue? Any ideas?
>> 
>> gov.gsa.base.exception.DAOException: java.lang.NullPointerException
>> at gov.gsa.base.dao.SqlMapDaoTemplateWrapper.delete(Unknown Source)
>> at 
>> 
> gov.gsa.base.service.file.SQLMapAttachmentDAOImpl.deleteSRCVisitAttachment(Unk
>> nown Source) 
>> at 
> gov.gsa.base.service.file.AttachmentService.deleteSRCAttachment(Unknown
>> Source) 
>> at gov.gsa.base.servlet.RemoveAttachment.doGet(Unknown Source)
>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:697)
>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
>> at 
>> 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFi
>> lterChain.java:252)
>> at 
>> 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChai
>> n.java:173) 
>> at 
>> 
> org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java
>> :81) 
>> at 
>> 
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFi
>> lterChain.java:202)
>> at 
>> 
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChai
>> n.java:173) 
>> at 
>> 
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java
>> :213) 
>> at 
>> 
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java
>> :178) 
>> at 
>> 
> org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(CustomPrincipalValve
>> .java:39) 
>> at 
>> 
> org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociat
>> ionValve.java:159)
>> at 
>> 
> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.j
>> ava:407) 
>> at 
>> 
> org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:59
>> ) 
>> at 
>> 
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
>> at 
>> 
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
>> at 
>> 
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:1
>> 07) 
>> at 
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
>> at 
> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:856)
>> at 
>> 
> org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnect
>> ion(Http11Protocol.java:744)
>> at 
>> 
> org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:
>> 527) 
>> at 
>> 
> org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread
>> .java:112) 
>> at java.lang.Thread.run(Thread.java:595)
>> Caused by: java.lang.NullPointerException
>> at 
>> 
> com.ibatis.dao.engine.impl.StandardDaoManager.getTransaction(StandardDaoManage
>> r.java:108) 
>> at 
>> 
> com.ibatis.dao.client.template.SqlMapDaoTemplate.getSqlMapExecutor(SqlMapDaoTe
>> mplate.java:60) 
>> at 
>> 
> com.ibatis.dao.client.template.SqlMapDaoTemplate.delete(SqlMapDaoTemplate.java
>> :142) 
>> ... 26 more 
>>  gov.gsa.base.exception.DAOException : java.lang.NullPointerException
>> 
>> 
>> 
>> 
>> 
>> 
>> 
>> 
>> 
>> 
>> Thank you, 
>> Christopher
>> 
>> ~~~~~~~~~~~~~~~~~
>> Christopher McCauley
>> Unisys Consultant
>> GSA - Federal Acquisition Service
>> CP3 11028B
>> (703) 605 9160
>> chris.mccauley@gsa.gov
>> chris.mccauley@unisys.com
> 
> 
> 
> 


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