Revert back to using Stack

ballerina-platform · Oct 3, 2024 · 4f61e6a · 4f61e6a
1 parent 73e6a19
commit 4f61e6a
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/bvm/ballerina-runtime/src/main/java/io/ballerina/runtime/internal/scheduling/ItemGroup.java b/bvm/ballerina-runtime/src/main/java/io/ballerina/runtime/internal/scheduling/ItemGroup.java
@@ -18,8 +18,7 @@
 
 package io.ballerina.runtime.internal.scheduling;
 
-import java.util.ArrayDeque;
-import java.util.Deque;
+import java.util.Stack;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.concurrent.atomic.AtomicInteger;
 import java.util.concurrent.locks.ReentrantLock;
@@ -39,7 +38,7 @@ public class ItemGroup {
      * Keep the list of items that should run on same thread.
      * Using a stack to get advantage of the locality.
      */
-    Deque<SchedulerItem> items = new ArrayDeque<>();
+    Stack<SchedulerItem> items = new Stack<>();
 
     /**
      * Indicates this item is already in runnable list/executing or not.