From 786536c34cbf7e5f55d8cdf038b73b033621ebac Mon Sep 17 00:00:00 2001
From: Nikita Koksharov <nkoksharov@redisson.pro>
Date: Tue, 12 Oct 2021 14:41:21 +0300
Subject: [PATCH] Fixed - NPE in CommandPubSubDecoder. #3877

---
 .../java/org/redisson/client/handler/CommandPubSubDecoder.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/redisson/src/main/java/org/redisson/client/handler/CommandPubSubDecoder.java b/redisson/src/main/java/org/redisson/client/handler/CommandPubSubDecoder.java
index b515fcbca..89d77f651 100644
--- a/redisson/src/main/java/org/redisson/client/handler/CommandPubSubDecoder.java
+++ b/redisson/src/main/java/org/redisson/client/handler/CommandPubSubDecoder.java
@@ -208,7 +208,7 @@ public class CommandPubSubDecoder extends CommandDecoder {
     
     @Override
     protected MultiDecoder<Object> messageDecoder(CommandData<Object, Object> data, List<Object> parts) {
-        if (parts.isEmpty()) {
+        if (parts.isEmpty() || parts.get(0) == null) {
             return null;
         }
         String command = parts.get(0).toString();