From f034c7344490a0d1e51bface54b034f318c6b5a1 Mon Sep 17 00:00:00 2001
From: Andrzej Jarmoniuk <gh@jarmoniuk.nl>
Date: Sat, 17 Dec 2022 11:18:18 +0100
Subject: [PATCH] Resolves #850: Protecting the display-plugin-updates mojo
 against a NPE in case the effective version of a plugin is not specified

---
 .../org/codehaus/mojo/versions/DisplayPluginUpdatesMojo.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/versions-maven-plugin/src/main/java/org/codehaus/mojo/versions/DisplayPluginUpdatesMojo.java b/versions-maven-plugin/src/main/java/org/codehaus/mojo/versions/DisplayPluginUpdatesMojo.java
index 15c6fccae..8f69403f4 100644
--- a/versions-maven-plugin/src/main/java/org/codehaus/mojo/versions/DisplayPluginUpdatesMojo.java
+++ b/versions-maven-plugin/src/main/java/org/codehaus/mojo/versions/DisplayPluginUpdatesMojo.java
@@ -620,7 +620,7 @@ private static String pad(String start, int len, String... ends) {
         buf.append(start);
         int padding = len;
         for (String end : ends) {
-            padding -= end.length();
+            padding -= String.valueOf(end).length();
         }
         buf.append(' ');
         while (buf.length() < padding) {