[jira] [Created] (KYLIN-2392) Accessing null pointer in EnumerableWindow#sampleOfTheGeneratedWindowedAggregate()

[Ted Yu (JIRA)]

Ted Yu created KYLIN-2392:
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             Summary: Accessing null pointer in 
EnumerableWindow#sampleOfTheGeneratedWindowedAggregate()
                 Key: KYLIN-2392
                 URL: https://issues.apache.org/jira/browse/KYLIN-2392
             Project: Kylin
          Issue Type: Bug
            Reporter: Ted Yu


Here is related code:
{code}
        // builder
        Iterator<Integer[]> iterator = null;

        // builder3
        Integer[] rows = iterator.next();
{code}



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