yifeih commented on a change in pull request #25823:
[SPARK-28211][Core][Shuffle] Propose Shuffle Driver Components API
URL: https://github.com/apache/spark/pull/25823#discussion_r330302242
##########
File path: core/src/main/java/org/apache/spark/shuffle/api/ShuffleDataIO.java
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@@ -41,9 +41,20 @@
@Private
public interface ShuffleDataIO {
+ /**
+ * The prefix of spark config keys that are passed from the driver to the
executor.
+ */
+ String SHUFFLE_SPARK_CONF_PREFIX = "spark.shuffle.plugin.";
Review comment:
Ok I've moved it into `ShuffleDataIOUtils`
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