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From "J.Andreina (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-8385) Remove unused entities (variables,methods and configurations)
Date Thu, 04 Jun 2015 11:36:38 GMT

    [ https://issues.apache.org/jira/browse/HDFS-8385?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14572587#comment-14572587
] 

J.Andreina commented on HDFS-8385:
----------------------------------

Testcase is not required (as the issue is to removed unused entities)
Please review the patch.

> Remove unused entities (variables,methods and configurations) 
> --------------------------------------------------------------
>
>                 Key: HDFS-8385
>                 URL: https://issues.apache.org/jira/browse/HDFS-8385
>             Project: Hadoop HDFS
>          Issue Type: Bug
>            Reporter: J.Andreina
>            Assignee: J.Andreina
>         Attachments: HDFS-8385.1.patch, HDFS-8385.2.patch, HDFS-8385.3.patch
>
>
> Below are few unused constants , methods and configurations which can be removed.
> *DfsClientConf*
>   public ChecksumOpt getDefaultChecksumOpt() {
>     return defaultChecksumOpt;
>   }
> *HdfsServerConstants*
>   long LEASE_RECOVER_PERIOD = 10 * 1000; // in ms
>   public static final String  DFS_STREAM_BUFFER_SIZE_KEY = "dfs.stream-buffer-size";
>   public static final int     DFS_STREAM_BUFFER_SIZE_DEFAULT = 4096;
> *CommonConfigurationKeys*
>   public static final String  FS_HOME_DIR_KEY = "fs.homeDir";
>   public static final String  FS_HOME_DIR_DEFAULT = "/user";
>   public static final String  IO_COMPRESSION_CODEC_LZO_BUFFERSIZE_KEY =
>     "io.compression.codec.lzo.buffersize";
>   public static final String IO_COMPRESSION_CODEC_SNAPPY_BUFFERSIZE_KEY =
>       "io.compression.codec.snappy.buffersize";



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