From 7f33d942f4d20608ac499aee4130c4ceeb2ff917 Mon Sep 17 00:00:00 2001
From: Phillip Webb <pwebb@pivotal.io>
Date: Sun, 14 Dec 2014 13:51:11 -0800
Subject: [PATCH] Fix banner NPE when when using the default package

Update ResourceBanner to protect against a null application package.

Fixes gh-2143
---
 .../main/java/org/springframework/boot/ResourceBanner.java    | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/spring-boot/src/main/java/org/springframework/boot/ResourceBanner.java b/spring-boot/src/main/java/org/springframework/boot/ResourceBanner.java
index 652b3af33f..0bc021c887 100644
--- a/spring-boot/src/main/java/org/springframework/boot/ResourceBanner.java
+++ b/spring-boot/src/main/java/org/springframework/boot/ResourceBanner.java
@@ -99,8 +99,8 @@ public class ResourceBanner implements Banner {
 	}
 
 	protected String getApplicationVersion(Class<?> sourceClass) {
-		return (sourceClass == null ? null : sourceClass.getPackage()
-				.getImplementationVersion());
+		Package sourcePackage = (sourceClass == null ? null : sourceClass.getPackage());
+		return (sourcePackage == null ? null : sourcePackage.getImplementationVersion());
 	}
 
 	protected String getBootVersion() {