[GitHub] [rocketmq] PansonPanson opened a new issue, #4634: fix code style in namesrv module

[GitBox]

PansonPanson opened a new issue, #4634:
URL: https://github.com/apache/rocketmq/issues/4634

   I have read over the sourcecode of namesrv module，there are some code 
snippets need to be fixed.
   
   1. 
   
![image](https://user-images.githubusercontent.com/16064908/179765314-44a90645-998a-4156-b583-2f48706d0c74.png)
   
   2. grammatical error
   
![image](https://user-images.githubusercontent.com/16064908/179766101-07ec4122-552d-4d4e-9b7c-bc8dda0392af.png)
   
   3. 中文语句不通顺，中、英文逗号混用
   
![image](https://user-images.githubusercontent.com/16064908/179766318-dbdbb264-d904-4ca1-ac56-44a3e41e0d06.png)
   
   4. redundant parameter
   
![image](https://user-images.githubusercontent.com/16064908/179766616-4d2d42af-59ad-4b2a-89b8-3a582b7d3d57.png)
   
   5. apache commons
   
![image](https://user-images.githubusercontent.com/16064908/179766764-d40b97ee-4404-42ba-a636-02113b446661.png)
   
   6. for each
   
![image](https://user-images.githubusercontent.com/16064908/179767033-5005e79b-7f46-4f81-bf4c-a2eb0d0f850a.png)
   
   7. redundant code 
   
![image](https://user-images.githubusercontent.com/16064908/179767259-ecabf3e1-953e-4038-aecb-c55dc5820ebb.png)
   
   8. try with resources
   
![image](https://user-images.githubusercontent.com/16064908/179767499-83d724d1-e709-4448-b89f-3f30052e29b9.png)
   
   9. replace with append
   
![image](https://user-images.githubusercontent.com/16064908/179767698-f8dd99d9-2a96-4cf3-9e46-8d8db0441172.png)
   
   10.
   
![image](https://user-images.githubusercontent.com/16064908/179767779-9812f88c-c010-44f7-b668-308f7d8dea51.png)
   
   
   
   
   


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