From 00ad2f81c190017b26f5414812e6f0429c7e6501 Mon Sep 17 00:00:00 2001
From: Max Lambrecht <maxlambrecht@gmail.com>
Date: Fri, 1 Jun 2018 16:14:22 -0300
Subject: [PATCH] Add precondition checking not null

---
 src/main/java/spiffe/api/svid/SpiffeEndpointChannelBuilder.java | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/main/java/spiffe/api/svid/SpiffeEndpointChannelBuilder.java b/src/main/java/spiffe/api/svid/SpiffeEndpointChannelBuilder.java
index bed33a6..7732e75 100644
--- a/src/main/java/spiffe/api/svid/SpiffeEndpointChannelBuilder.java
+++ b/src/main/java/spiffe/api/svid/SpiffeEndpointChannelBuilder.java
@@ -97,6 +97,7 @@ class SpiffeEndpointChannelBuilder {
      * @param channelBuilder
      */
     private static void configureNativeSocketChannel(NettyChannelBuilder channelBuilder) {
+        checkNotNull(channelBuilder, "Channel builder is Null");
         if (SystemUtils.IS_OS_LINUX) {
             channelBuilder.eventLoopGroup(new EpollEventLoopGroup())
                           .channelType(EpollDomainSocketChannel.class);