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From "Rick Hillegas (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (DERBY-6496) Optional tool registration may fail because the CompilerContext is not always available at execution time.
Date Fri, 30 May 2014 14:39:03 GMT

     [ https://issues.apache.org/jira/browse/DERBY-6496?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Rick Hillegas resolved DERBY-6496.
----------------------------------

    Resolution: Fixed

I believe that work on this issue is done. Resolving.

> Optional tool registration may fail because the CompilerContext is not always available
at execution time.
> ----------------------------------------------------------------------------------------------------------
>
>                 Key: DERBY-6496
>                 URL: https://issues.apache.org/jira/browse/DERBY-6496
>             Project: Derby
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 10.11.0.0
>            Reporter: Rick Hillegas
>            Assignee: Rick Hillegas
>         Attachments: derby-6496-01-aa-useClassFactoryContext.diff, derby-6496-01-ab-useClassFactoryContext.diff,
derby-6496-02-aa-optimizerTracer.diff, simplify-test.diff
>
>
> For reasons which elude me, the CompilerContext is sometimes available at execution time
and sometimes not. When the CompilerContext is not available at execution time, optional tool
loading fails on an NPE:
> Caused by: java.lang.NullPointerException
> 	at org.apache.derby.catalog.Java5SystemProcedures.SYSCS_REGISTER_TOOL(Java5SystemProcedures.java:104)
> 	at org.apache.derby.exe.ac4d3680a5x0144x93adx0136xffffe1d7aa3e0.g0(Unknown Source)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> 	at org.apache.derby.impl.services.reflect.ReflectMethod.invoke(ReflectMethod.java:46)
> 	at org.apache.derby.impl.sql.execute.CallStatementResultSet.open(CallStatementResultSet.java:75)
> 	at org.apache.derby.impl.sql.GenericPreparedStatement.executeStmt(GenericPreparedStatement.java:470)
> 	at org.apache.derby.impl.sql.GenericPreparedStatement.execute(GenericPreparedStatement.java:349)
> 	at org.apache.derby.impl.jdbc.EmbedStatement.executeStatement(EmbedStatement.java:1338)



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