From 62f821115be34f26e994790591c235710f0fc224 Mon Sep 17 00:00:00 2001
From: Yiqun Lin <yqlin@apache.org>
Date: Fri, 30 Nov 2018 22:57:29 +0800
Subject: [PATCH] HDDS-886. Unnecessary buffer copy in HddsDispatcher#dispatch.
 Contributed by Lokesh Jain.

---
 .../hadoop/ozone/container/common/impl/HddsDispatcher.java      | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/impl/HddsDispatcher.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/impl/HddsDispatcher.java
index 24ba784618d..352cc86596f 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/impl/HddsDispatcher.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/impl/HddsDispatcher.java
@@ -134,9 +134,9 @@ public class HddsDispatcher implements ContainerDispatcher, Auditor {
   @Override
   public ContainerCommandResponseProto dispatch(
       ContainerCommandRequestProto msg) {
+    Preconditions.checkNotNull(msg);
     LOG.trace("Command {}, trace ID: {} ", msg.getCmdType().toString(),
         msg.getTraceID());
-    Preconditions.checkNotNull(msg.toString());
 
     AuditAction action = ContainerCommandRequestPBHelper.getAuditAction(
         msg.getCmdType());