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Posted to issues@calcite.apache.org by "Josh Elser (JIRA)" <ji...@apache.org> on 2017/03/15 04:57:41 UTC

[jira] [Created] (CALCITE-1699) NPE on any metadata actions against Mysql

Josh Elser created CALCITE-1699:
-----------------------------------

             Summary: NPE on any metadata actions against Mysql
                 Key: CALCITE-1699
                 URL: https://issues.apache.org/jira/browse/CALCITE-1699
             Project: Calcite
          Issue Type: Bug
          Components: avatica
            Reporter: Josh Elser
            Assignee: Josh Elser
             Fix For: avatica-1.10.0


{noformat}
java.lang.NullPointerException
	at java.util.Objects.requireNonNull(Objects.java:203)
	at org.apache.calcite.avatica.jdbc.StatementInfo.<init>(StatementInfo.java:40)
	at org.apache.calcite.avatica.jdbc.JdbcMeta.registerMetaStatement(JdbcMeta.java:340)
	at org.apache.calcite.avatica.jdbc.JdbcMeta.getTables(JdbcMeta.java:326)
	at org.apache.calcite.avatica.remote.LocalService.apply(LocalService.java:156)
	at org.apache.calcite.avatica.remote.Service$TablesRequest.accept(Service.java:424)
	at org.apache.calcite.avatica.remote.AbstractHandler.apply(AbstractHandler.java:95)
	at org.apache.calcite.avatica.remote.ProtobufHandler.apply(ProtobufHandler.java:46)
	at org.apache.calcite.avatica.server.AvaticaProtobufHandler.handle(AvaticaProtobufHandler.java:124)
	at org.eclipse.jetty.server.handler.HandlerList.handle(HandlerList.java:52)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)
	at org.eclipse.jetty.server.Server.handle(Server.java:499)
	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:311)
	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257)
	at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544)
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)
	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)
	at java.lang.Thread.run(Thread.java:745)
{noformat}

Sadly, it looks like we missed that the {{getStatement}} method on {{ResultSet}} might return null via the javadoc.



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