From 88eb96bd98ba4a5da0cc9de8d9e57d46b7188e7b Mon Sep 17 00:00:00 2001
From: omtamrakar <omkasera972@gmail.com>
Date: Sat, 7 Nov 2026 10:07:54 +0530
Subject: [PATCH] fix: detect resource deletion in duplicate deployment filter

Co-Authored-By: Claude Code <noreply@anthropic.com>
---
 .../java/org/flowable/engine/impl/cmd/DeployCmd.java   | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/modules/flowable-engine/src/main/java/org/flowable/engine/impl/cmd/DeployCmd.java b/modules/flowable-engine/src/main/java/org/flowable/engine/impl/cmd/DeployCmd.java
index 865c938f787..e0a74bb406a 100644
--- a/modules/flowable-engine/src/main/java/org/flowable/engine/impl/cmd/DeployCmd.java
+++ b/modules/flowable-engine/src/main/java/org/flowable/engine/impl/cmd/DeployCmd.java
@@ -164,6 +164,16 @@ protected boolean deploymentsDiffer(DeploymentEntity deployment, DeploymentEntit
         Map<String, EngineResource> resources = deployment.getResources();
         Map<String, EngineResource> savedResources = saved.getResources();
 
+        // Check if any non-generated resource was removed in the new deployment
+        for (String savedResourceName : savedResources.keySet()) {
+            EngineResource savedResource = savedResources.get(savedResourceName);
+            if (savedResource != null && !savedResource.isGenerated()) {
+                if (!resources.containsKey(savedResourceName)) {
+                    return true;
+                }
+            }
+        }
+
         for (String resourceName : resources.keySet()) {
             EngineResource savedResource = savedResources.get(resourceName);