shuwang21 commented on code in PR #41821:
URL: https://github.com/apache/spark/pull/41821#discussion_r1252563553
##########
resource-managers/yarn/src/test/scala/org/apache/spark/deploy/yarn/ClientDistributedCacheManagerSuite.scala:
##########
@@ -45,6 +45,63 @@ class ClientDistributedCacheManagerSuite extends
SparkFunSuite with MockitoSugar
}
}
+ /*
+ * This this a customized ClientDistributedCacheManager to test statCache.
+ * */
+ class CustomizedClientDistributedCacheManager extends
ClientDistributedCacheManager {
+ override def addResource(fs: FileSystem, conf: Configuration, destPath:
Path,
+ localResources: HashMap[String, LocalResource], resourceType:
LocalResourceType,
+ link: String, statCache: Map[URI, FileStatus], appMasterOnly: Boolean):
Unit = {
+ statCache.getOrElseUpdate(destPath.toUri(), fs.getFileStatus(destPath))
+ }
+
+ /*
+ * This simulates the isPublic method. It will return true if the result is
cached in the
+ * statCache.
+ * */
+ def isPublicResultCached(uri: URI, statCache: Map[URI, FileStatus]):
Boolean = {
+ statCache.get(uri) match {
+ case Some(_) => true
+ case None => false
+ }
Review Comment:
Thanks!
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