From 7a000e68cd06647e3c2675a15da070a24e45858d Mon Sep 17 00:00:00 2001
From: Andy Wilkinson <awilkinson@pivotal.io>
Date: Fri, 7 Sep 2018 11:30:19 +0100
Subject: [PATCH] Work around null return from getMetaAnnotationTypes during
 doc generation

---
 spring-boot-docs/src/main/groovy/generateTestSlicesTable.groovy | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/spring-boot-docs/src/main/groovy/generateTestSlicesTable.groovy b/spring-boot-docs/src/main/groovy/generateTestSlicesTable.groovy
index 7d1cb91c3d5..a29351e2dad 100644
--- a/spring-boot-docs/src/main/groovy/generateTestSlicesTable.groovy
+++ b/spring-boot-docs/src/main/groovy/generateTestSlicesTable.groovy
@@ -94,7 +94,7 @@ Set<String> findMetaImporters(AnnotationMetadata annotationMetadata) {
 }
 
 boolean isAutoConfigurationImporter(String annotationType, AnnotationMetadata metadata) {
-	metadata.getMetaAnnotationTypes(annotationType).contains('org.springframework.boot.autoconfigure.ImportAutoConfiguration')
+	metadata.getMetaAnnotationTypes(annotationType)?.contains('org.springframework.boot.autoconfigure.ImportAutoConfiguration')
 }
 
 void writeTestSlicesTable(List<TestSlice> testSlices) {