bowenliang123 commented on code in PR #6335:
URL: https://github.com/apache/kyuubi/pull/6335#discussion_r1706295906


##########
kyuubi-common/src/main/scala/org/apache/kyuubi/Utils.scala:
##########
@@ -137,12 +137,18 @@ object Utils extends Logging {
   /**
    * Delete a directory recursively.
    */
-  def deleteDirectoryRecursively(f: File): Boolean = {
-    if (f.isDirectory) f.listFiles match {
-      case files: Array[File] => files.foreach(deleteDirectoryRecursively)
-      case _ =>
+  def deleteDirectoryRecursively(f: File, forceDelete: Boolean = true): Unit = 
{
+    if (f.isDirectory) {
+      val files = f.listFiles
+      if (files != null && files.nonEmpty) {
+        files.foreach(deleteDirectoryRecursively(_, forceDelete))
+      }
+    }
+    try {
+      f.delete()
+    } catch {
+      case e: Exception if !forceDelete => throw e

Review Comment:
   No problem. `ignoreException` was the original param name in my first draft, 
changing back to it.  Fixed.



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