hadoop-hdfs-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Allen Wittenauer (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-6642) [ FsShell - help message ] Need to refactor usage info for shell commands
Date Mon, 15 Sep 2014 13:49:34 GMT

     [ https://issues.apache.org/jira/browse/HDFS-6642?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Allen Wittenauer updated HDFS-6642:
-----------------------------------
    Fix Version/s:     (was: 3.0.0)

> [ FsShell - help message ] Need to refactor usage info for shell commands
> -------------------------------------------------------------------------
>
>                 Key: HDFS-6642
>                 URL: https://issues.apache.org/jira/browse/HDFS-6642
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: hdfs-client
>            Reporter: Brahma Reddy Battula
>
> Following two can be refactored, 
> 1 ) private final String usagePrefix =
>     "Usage: hadoop fs [generic options]";
> This will come for hadoop fs,hdfs dfs...I feel, it can be separated out
> 2 ) Following generics also will be called for dfs, haadmin which is not required.
> ToolRunner.printGenericCommandUsage(out);
>       public static void printGenericCommandUsage(PrintStream out) {
>     
>     out.println("Generic options supported are");
>     out.println("-conf <configuration file>     specify an application configuration
file");
>     out.println("-D <property=value>            use value for given property");
>     out.println("-fs <local|namenode:port>      specify a namenode");
>     out.println("-jt <local|jobtracker:port>    specify a job tracker");
>     out.println("-files <comma separated list of files>    " + 
>       "specify comma separated files to be copied to the map reduce cluster");
>     out.println("-libjars <comma separated list of jars>    " +
>       "specify comma separated jar files to include in the classpath.");
>     out.println("-archives <comma separated list of archives>    " +
>                 "specify comma separated archives to be unarchived" +
>                 " on the compute machines.\n");
>     out.println("The general command line syntax is");
>     out.println("bin/hadoop command [genericOptions] [commandOptions]\n");
>   }



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

Mime
View raw message