avoid potential NPE

ec807976 · Spencer Gibb · 8b7d6848 · ec807976
Unverified Commit ec807976 authored Dec 08, 2016 by Spencer Gibb
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FeignContentGzipEncodingInterceptor.java ...x/feign/encoding/FeignContentGzipEncodingInterceptor.java +1 -1

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--- 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;
            }