From 671a7637da5d0f7afad973cd7afd9684e4bacda7 Mon Sep 17 00:00:00 2001
From: Markus Winter <m.winter@sap.com>
Date: Sun, 28 Dec 2025 23:17:04 +0100
Subject: [PATCH] Avoid NPE in Job#getLastBuildsOverThreshold

Found while working with calendar-view plugin.
Change #4259 introduced a potential NPE in Job#getLastBuildsOverThreshold
when a job has no runs.
calendar-view plugin is the only user of that method it seems
---
 core/src/main/java/hudson/model/Job.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/core/src/main/java/hudson/model/Job.java b/core/src/main/java/hudson/model/Job.java
index 30fafc121b95..278038db9b5b 100644
--- a/core/src/main/java/hudson/model/Job.java
+++ b/core/src/main/java/hudson/model/Job.java
@@ -1053,6 +1053,9 @@ public RunT getLastCompletedBuild() {
      */
     public List<RunT> getLastBuildsOverThreshold(int numberOfBuilds, Result threshold) {
         RunT r = getLastBuild();
+        if (r == null) {
+            return Collections.emptyList();
+        }
         return r.getBuildsOverThreshold(numberOfBuilds, threshold);
     }