From 3b2097eb8c0f114c6532549945485f12e3711798 Mon Sep 17 00:00:00 2001
From: yunjy-hp <yunjywork@gmail.com>
Date: Thu, 8 Jan 2026 15:15:25 +0900
Subject: [PATCH] =?UTF-8?q?clear=20=EB=A1=9C=20=EB=B3=80=EA=B2=BD?=
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---
 .../function/userdefined/SubStringRequestMessage.java        | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/src/main/java/com/eactive/eai/custom/transformer/function/userdefined/SubStringRequestMessage.java b/src/main/java/com/eactive/eai/custom/transformer/function/userdefined/SubStringRequestMessage.java
index b02b4b5..add30f3 100644
--- a/src/main/java/com/eactive/eai/custom/transformer/function/userdefined/SubStringRequestMessage.java
+++ b/src/main/java/com/eactive/eai/custom/transformer/function/userdefined/SubStringRequestMessage.java
@@ -24,10 +24,7 @@ public class SubStringRequestMessage  extends PostfixMathCommand {
         int end = toInt(p1);
 
         String resultStr = bizData.substring(start, end);
-
-        if(inStack.size() > 0){
-            inStack.pop();
-        }
+        inStack.clear();
 
         inStack.push(resultStr);
     }