Github user StephanEwen commented on a diff in the pull request:
https://github.com/apache/flink/pull/1075#discussion_r38305177
--- Diff:
flink-java/src/main/java/org/apache/flink/api/java/utils/DataSetUtils.java ---
@@ -121,6 +122,7 @@ public void mapPartition(Iterable<T> values,
Collector<Tuple2<Long, T>> out) thr
return input.mapPartition(new RichMapPartitionFunction<T,
Tuple2<Long, T>>() {
+ long maxLength = log2(Long.MAX_VALUE);
--- End diff --
You can make this `static final`
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