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From adeneche <...@git.apache.org>
Subject [GitHub] drill pull request: DRILL-3779: Fix NPE in mergeAndSpill(). Add mo...
Date Thu, 17 Sep 2015 15:21:10 GMT
Github user adeneche commented on a diff in the pull request:

    --- Diff: exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/xsort/ExternalSortBatch.java
    @@ -478,28 +498,36 @@ public BatchGroup mergeAndSpill(LinkedList<BatchGroup> batchGroups)
throws Schem
           BatchGroup batch = batchGroups.pollLast();
    +      assert batch != null;
    --- End diff --
    please add a message to the assertion, it will make our life easier if this assertion

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