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Posted to commits@heron.apache.org by GitBox <gi...@apache.org> on 2018/12/22 06:25:42 UTC

[GitHub] nwangtw commented on a change in pull request #3132: Add sum/min/max reducers

nwangtw commented on a change in pull request #3132: Add sum/min/max reducers
URL: https://github.com/apache/incubator-heron/pull/3132#discussion_r243715908
 
 

 ##########
 File path: examples/src/java/org/apache/heron/examples/streamlet/WindowedWordCountTopology.java
 ##########
 @@ -71,7 +71,7 @@ public static void main(String[] args) throws Exception {
             // Value extractor (the value is always 1)
             word -> 1,
             WindowConfig.TumblingCountWindow(50),
-            (x, y) -> x + y
+            StreamletReducers::sum
 
 Review comment:
   Ah. Right.
   
   It is in examples/ and I didn't catch it.

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