bowenliang123 commented on code in PR #6758:
URL: https://github.com/apache/kyuubi/pull/6758#discussion_r1808029295
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extensions/spark/kyuubi-spark-authz/src/main/scala/org/apache/kyuubi/plugin/spark/authz/ranger/RuleAuthorization.scala:
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@@ -34,23 +35,22 @@ case class RuleAuthorization(spark: SparkSession) extends
Authorization(spark) {
val auditHandler = new SparkRangerAuditHandler
val ugi = getAuthzUgi(spark.sparkContext)
val (inputs, outputs, opType) = PrivilegesBuilder.build(plan, spark)
- val requests = new ArrayBuffer[AccessRequest]()
+ var requests = new HashMap[(AccessResource, AccessType), AccessRequest]()
Review Comment:
The uniqueness is guaranteed by `hashCode`, which could be told from its
name `HashSet` of `LinkedHashSet`. Not much overhead cost for maintaining the
order inside, just adding a reference to a linked list. And the linked list
perform well in looping elements.
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