From 3d9748f88ec167b6226f51d49eb16a890c337813 Mon Sep 17 00:00:00 2001
From: Kushagra <kushagra@clevertap.com>
Date: Tue, 29 Oct 2024 13:41:40 +0530
Subject: [PATCH] Added push and pop validation in synchronized block

---
 CleverTapSDK/CTValidationResultStack.m | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/CleverTapSDK/CTValidationResultStack.m b/CleverTapSDK/CTValidationResultStack.m
index 17d05d71..27b2953e 100644
--- a/CleverTapSDK/CTValidationResultStack.m
+++ b/CleverTapSDK/CTValidationResultStack.m
@@ -41,20 +41,26 @@ - (void)pushValidationResult:(CTValidationResult *)vr {
         CleverTapLogInternal(self.config.logLevel, @"%@: no object in the validation result", self);
         return;
     }
-    [self.pendingValidationResults addObject:vr];
-    if (self.pendingValidationResults && [self.pendingValidationResults count] > 50) {
-        [self.pendingValidationResults removeObjectAtIndex:0];
+    
+    @synchronized (self.pendingValidationResults) {
+        [self.pendingValidationResults addObject:vr];
+        if (self.pendingValidationResults.count > 50) {
+            [self.pendingValidationResults removeObjectAtIndex:0];
+        }
     }
 }
 
 - (CTValidationResult *)popValidationResult {
     CTValidationResult *vr = nil;
-    if (self.pendingValidationResults && [self.pendingValidationResults count] > 0) {
-        vr = self.pendingValidationResults[0];
-        [self.pendingValidationResults removeObjectAtIndex:0];
+    
+    @synchronized (self.pendingValidationResults) {
+        if (self.pendingValidationResults.count > 0) {
+            vr = self.pendingValidationResults[0];
+            [self.pendingValidationResults removeObjectAtIndex:0];
+        }
     }
+    
     return vr;
 }
 
-
 @end