From 08409155fb5f4391c0eec34992009ecaaadcdc8c Mon Sep 17 00:00:00 2001
From: Aaron Zurawski <AaronZurawski@users.noreply.github.com>
Date: Wed, 5 Feb 2020 07:09:58 -0500
Subject: [PATCH] [JENKINS-60884] - Fix NPE in Run API when using
 getPreviousBuildsOverThreshold (#4471)

* Added a null check to getPreviousBuildsOverThreshold.

* Cleaned up accidental newline.

* Update core/src/main/java/hudson/model/Run.java

Co-Authored-By: Zbynek Konecny <zbynek1729@gmail.com>

Co-authored-by: Zbynek Konecny <zbynek1729@gmail.com>
---
 core/src/main/java/hudson/model/Run.java | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/core/src/main/java/hudson/model/Run.java b/core/src/main/java/hudson/model/Run.java
index e30988f91df52..22bac37e1f41f 100644
--- a/core/src/main/java/hudson/model/Run.java
+++ b/core/src/main/java/hudson/model/Run.java
@@ -954,7 +954,10 @@ protected void dropLinks() {
      */  
     public @Nonnull List<RunT> getPreviousBuildsOverThreshold(int numberOfBuilds, @Nonnull Result threshold) {
         RunT r = getPreviousBuild();
-        return r.getBuildsOverThreshold(numberOfBuilds, threshold);
+        if (r != null) {
+            return r.getBuildsOverThreshold(numberOfBuilds, threshold);
+        }
+        return new ArrayList<>(numberOfBuilds);
     }
 
     /**