From ec80797694d24db863122ceb25032a4efb2e3fe8 Mon Sep 17 00:00:00 2001
From: Spencer Gibb <spencer@gibb.us>
Date: Thu, 8 Dec 2016 12:25:06 -0700
Subject: [PATCH] avoid potential NPE

---
 .../feign/encoding/FeignContentGzipEncodingInterceptor.java     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/feign/encoding/FeignContentGzipEncodingInterceptor.java b/spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/feign/encoding/FeignContentGzipEncodingInterceptor.java
index 74bfdadf..bb349d5d 100644
--- a/spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/feign/encoding/FeignContentGzipEncodingInterceptor.java
+++ b/spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/feign/encoding/FeignContentGzipEncodingInterceptor.java
@@ -71,7 +71,7 @@ public class FeignContentGzipEncodingInterceptor extends BaseRequestInterceptor
     private boolean contentLengthExceedThreshold(Collection<String> contentLength) {
 
         try {
-            if (contentLength.size() != 1) {
+            if (contentLength == null || contentLength.size() != 1) {
                 return false;
             }