[jira] [Created] (CALCITE-4319) NPE in TopDownRuleDriver#convert when convention is not enabled

[Vladimir Sitnikov (Jira)]

Vladimir Sitnikov created CALCITE-4319:
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             Summary: NPE in TopDownRuleDriver#convert when convention is not 
enabled
                 Key: CALCITE-4319
                 URL: https://issues.apache.org/jira/browse/CALCITE-4319
             Project: Calcite
          Issue Type: Sub-task
          Components: core
            Reporter: Vladimir Sitnikov


{code:java}    VolcanoRuleMatch match = ruleQueue.popMatch(
        Pair.of(rel,
            m -> m.getRule() instanceof ConverterRule
                && 
m.getRule().getOutTrait().satisfies(group.getTraitSet().getConvention())));
{code}

satisfies(null) fails with NPE




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