From 79479295c9a866a538d3f4f21619b2071d37b1dc Mon Sep 17 00:00:00 2001
From: Vishesh <vishesh92@gmail.com>
Date: Tue, 22 Aug 2023 15:10:29 +0530
Subject: [PATCH] Fix listLoadBalancerRuleInstances api call

---
 .../schema/src/main/java/com/cloud/vm/dao/UserVmDaoImpl.java  | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/engine/schema/src/main/java/com/cloud/vm/dao/UserVmDaoImpl.java b/engine/schema/src/main/java/com/cloud/vm/dao/UserVmDaoImpl.java
index 01439da24c5f..80fabf6a7f7b 100644
--- a/engine/schema/src/main/java/com/cloud/vm/dao/UserVmDaoImpl.java
+++ b/engine/schema/src/main/java/com/cloud/vm/dao/UserVmDaoImpl.java
@@ -20,6 +20,7 @@
 import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.Date;
 import java.util.Hashtable;
 import java.util.List;
@@ -786,6 +787,9 @@ public List<UserVmVO> findByUserDataId(long userdataId) {
 
     @Override
     public List<UserVmVO> listByIds(List<Long> ids) {
+        if (CollectionUtils.isEmpty(ids)) {
+            return Collections.emptyList();
+        }
         SearchCriteria<UserVmVO> sc = IdsSearch.create();
         sc.setParameters("ids", ids.toArray());
         return listBy(sc);