Github user zhouxinyu commented on a diff in the pull request:
https://github.com/apache/incubator-rocketmq/pull/21#discussion_r94101409
--- Diff:
client/src/main/java/org/apache/rocketmq/client/impl/factory/MQClientInstance.java
---
@@ -1134,10 +1131,10 @@ public ConsumerRunningInfo
consumerRunningInfo(final String consumerGroup) {
List<String> nsList =
this.mQClientAPIImpl.getRemotingClient().getNameServerAddressList();
- StringBuffer strBuffer = new StringBuffer();
+ StringBuilder strBuffer = new StringBuilder();
--- End diff --
use strBuilder
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