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https://issues.apache.org/jira/browse/DERBY-4352?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Kathey Marsden resolved DERBY-4352.
-----------------------------------
Resolution: Won't Fix
Issue & fix info: [Newcomer, Repro attached] (was: [Repro attached])
Closing as Won't fix as part of 10.8 Triage. The mixed versions involved are
fairly old and it is a negative case. It can be reopened if hit by a user that
can't work around it.
> With 10.3 or later client and 10.1 server NullPointerException attempting to
> execute closed cursor
> --------------------------------------------------------------------------------------------------
>
> Key: DERBY-4352
> URL: https://issues.apache.org/jira/browse/DERBY-4352
> Project: Derby
> Issue Type: Bug
> Components: Network Client
> Affects Versions: 10.5.3.0
> Reporter: Kathey Marsden
> Attachments: repro.sql
>
>
> Using 10.5 client and 10.1 server I get a NullPointerException with the
> following script:
> [C:/test] java -Dij.exceptionTrace=true org.apache.derby.tools.ij
> ij version 10.1
> ij> run 'repro.sql';
> ij> connect 'jdbc:derby://localhost:1527/wombat;create=true';
> Connection number: 3.
> ij> drop table t1;
> 0 rows inserted/updated/deleted
> ij> create table t1 (c1 int);
> 0 rows inserted/updated/deleted
> ij> insert into t1 (c1) values (1),(2),(3);
> 3 rows inserted/updated/deleted
> ij> get cursor curs1 as 'select * from t1 for update of c1';
> ij> prepare curs1 as 'update t1 set c1=c1 where current of curs1';
> ij> next curs1;
> C1
> -----------
> 1
> ij> close curs1;
> ij> execute curs1;
> JAVA ERROR: java.lang.NullPointerException
> java.lang.NullPointerException
> at
> org.apache.derby.client.am.SectionManager.getPositionedUpdateResultSet(SectionManager.java:193)
> at
> org.apache.derby.client.am.PreparedStatement.flowExecute(PreparedStatement.java:2018)
> at
> org.apache.derby.client.am.PreparedStatement.executeX(PreparedStatement.java:1594)
> at
> org.apache.derby.client.am.PreparedStatement.execute(PreparedStatement.java:1579)
> at org.apache.derby.impl.tools.ij.ij.ExecuteStatement(Unknown Source)
> at org.apache.derby.impl.tools.ij.ij.ijStatement(Unknown Source)
> at org.apache.derby.impl.tools.ij.utilMain.go(Unknown Source)
> at org.apache.derby.impl.tools.ij.Main.go(Unknown Source)
> at org.apache.derby.impl.tools.ij.Main.mainCore(Unknown Source)
> at org.apache.derby.impl.tools.ij.Main14.main(Unknown Source)
> at org.apache.derby.tools.ij.main(Unknown Source)
> I used the following script to set up my environment.
> export JAVA_HOME=C:/p4/marsden_trunk/ibm15
> export PATH="$JAVA_HOME/bin;$PATH"
> export JUNIT="C:/svn/tools/junit.jar"
> export ORO="C:/svn/tools/jakarta-oro-2.0.8.jar"
> export
> TEN5JARS=C:/kmarsden/projects/10.5.3testing/db-derby-10.5.3.0-lib-debug/lib
> export TEN1JARS=c:/kmarsden/svnreleases/jars/10.1.3.1
> export
> CLASSPATH=".;$JUNIT;$ORO;$TEN1JARS/derby.jar;$TEN1JARS/derbynet.jar;$TEN1JARS/derbytools.jar;$TEN5JARS/derbyclien
> t.jar;$TEN1JARS/derbyTesting.jar"
> java org.apache.derby.tools.sysinfo
> [C:\kmarsden\svnreleases\jars\10.1.3.1\derby.jar] 10.1.3.1 - (417277)
> [C:\kmarsden\svnreleases\jars\10.1.3.1\derbynet.jar] 10.1.3.1 - (417277)
> [C:\kmarsden\svnreleases\jars\10.1.3.1\derbytools.jar] 10.1.3.1 - (417277)
> [C:\kmarsden\projects\10.5.3testing\db-derby-10.5.3.0-lib-debug\lib\derbyclient.jar]
> 10.5.3.0 - (802917)
> I actually found the failure by running derbynetclientmats in this
> environment and saw it in the forupdate test.
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