[rocketmq] branch develop updated: [ISSUE #3164]Fix the checkstyle error

[duhengforever]

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duhengforever pushed a commit to branch develop
in repository https://gitbox.apache.org/repos/asf/rocketmq.git


The following commit(s) were added to refs/heads/develop by this push:
     new 18e2a26  [ISSUE #3164]Fix the checkstyle error
     new bb9a70c  Merge pull request #3165 from 
zhangjidi2016/fix_checkstyle_error
18e2a26 is described below

commit 18e2a26b99bf45da61e68b9eb1ac1ea8a5eb48e6
Author: zhangjidi2016 <zhangj...@cmss.chinamobile.com>
AuthorDate: Mon Jul 19 09:21:48 2021 +0800

    [ISSUE #3164]Fix the checkstyle error
---
 .../src/main/java/org/apache/rocketmq/example/quickstart/Producer.java | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git 
a/example/src/main/java/org/apache/rocketmq/example/quickstart/Producer.java 
b/example/src/main/java/org/apache/rocketmq/example/quickstart/Producer.java
index 0da6177..771eea1 100644
--- a/example/src/main/java/org/apache/rocketmq/example/quickstart/Producer.java
+++ b/example/src/main/java/org/apache/rocketmq/example/quickstart/Producer.java
@@ -18,7 +18,6 @@ package org.apache.rocketmq.example.quickstart;
 
 import org.apache.rocketmq.client.exception.MQClientException;
 import org.apache.rocketmq.client.producer.DefaultMQProducer;
-import org.apache.rocketmq.client.producer.SendCallback;
 import org.apache.rocketmq.client.producer.SendResult;
 import org.apache.rocketmq.common.message.Message;
 import org.apache.rocketmq.remoting.common.RemotingHelper;
@@ -77,7 +76,7 @@ public class Producer {
                  * if you want to get the send result in a synchronize way, 
you can use this send method
                  * {@code
                  * SendResult sendResult = producer.send(msg);
-                 * System.out.println(sendResult.toString());
+                 * System.out.printf("%s%n", sendResult);
                  * }
                  */