zhijiangW commented on a change in pull request #8804:
[FLINK-12883][WIP][runtime] Add elaborated partition release logic
URL: https://github.com/apache/flink/pull/8804#discussion_r297027480
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/executiongraph/ExecutionGraph.java
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@@ -247,6 +256,12 @@
/** The total number of vertices currently in the execution graph. */
private int numVerticesTotal;
+ private final PartitionReleaseStrategy.Factory
partitionReleaseStrategyFactory;
+
+ private PartitionReleaseStrategy partitionReleaseStrategy;
+
+ private SchedulingTopology schedulingTopology;
Review comment:
How about initializing `schedulingTopology` and `partitionReleaseStrategy`
in the constructor, then we could make them final, and no need to maintain
class-level `partitionReleaseStrategyFactory`.
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