From 10643f9cf61e2eee1a7bf8b3394b3f6cb175450a Mon Sep 17 00:00:00 2001
From: Jesse Glick <jglick@cloudbees.com>
Date: Thu, 11 Jul 2013 21:50:24 -0400
Subject: [PATCH] [FIXED JENKINS-18441] NPE in
 MavenFingerprinter.getArtifactRepositoryMaven21.

---
 changelog.html                                                 | 3 +++
 .../main/java/hudson/maven/reporters/MavenFingerprinter.java   | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/changelog.html b/changelog.html
index 7b9e2a7555..0cfe9f90e8 100644
--- a/changelog.html
+++ b/changelog.html
@@ -58,6 +58,9 @@ Upcoming changes</a>
   <li class=bug>
     Fixed another possible cause of an NPE from MatrixConfiguration.newBuild.
     (<a href="https://issues.jenkins-ci.org/browse/JENKINS-17728">issue 17728</a>)
+  <li class=bug>
+    NPE in MavenFingerprinter.getArtifactRepositoryMaven21.
+    (<a href="https://issues.jenkins-ci.org/browse/JENKINS-18441">issue 18441</a>)
 </ul>
 </div><!--=TRUNK-END=-->
 
diff --git a/maven-plugin/src/main/java/hudson/maven/reporters/MavenFingerprinter.java b/maven-plugin/src/main/java/hudson/maven/reporters/MavenFingerprinter.java
index d884a77ea8..65092ed20c 100644
--- a/maven-plugin/src/main/java/hudson/maven/reporters/MavenFingerprinter.java
+++ b/maven-plugin/src/main/java/hudson/maven/reporters/MavenFingerprinter.java
@@ -180,6 +180,9 @@ public class MavenFingerprinter extends MavenReporter {
             // this maven 2 object via reflection
             Method method = MavenProject.class.getMethod("getProjectBuilderConfiguration");
             projectBuilderConfiguration = (ProjectBuilderConfiguration) method.invoke(pom);
+            if (projectBuilderConfiguration == null) {
+                return null;
+            }
             return projectBuilderConfiguration.getLocalRepository();
         } catch (Exception e) {
             LOGGER.log(Level.WARNING, "Could not retrieve BuilderConfigration", e);
-- 
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