org.apache.hadoop.hive.common.cli
Class CommonCliOptions

java.lang.Object
  org.apache.hadoop.hive.common.cli.CommonCliOptions

Direct Known Subclasses:

HiveMetaStore.HiveMetastoreCli, HiveServer.HiveServerCli

public class CommonCliOptions
extends Object

Reusable code for Hive Cli's.

Basic usage is: create an instance (usually a subclass if you want to all your own options or processing instructions), parse, and then use the resulting information.

See HiveServer or HiveMetaStore for examples of use.

Field Summary

protected String	cliname The name of this cli.
protected org.apache.commons.cli.CommandLine	commandLine
protected org.apache.commons.cli.Options	OPTIONS Options for parsing the command line.

Constructor Summary

CommonCliOptions(String cliname, boolean includeHiveConf)
Create an instance with common options (help, verbose, etc...).

Method Summary

Properties	addHiveconfToSystemProperties() Add the hiveconf properties to the Java system properties, override anything therein.
boolean	isVerbose() Should the client be verbose.
void	parse(String[] args) Parse the arguments.
void	printUsage() Print usage information for the CLI.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

OPTIONS

protected final org.apache.commons.cli.Options OPTIONS

Options for parsing the command line.

commandLine

protected org.apache.commons.cli.CommandLine commandLine

cliname

protected final String cliname

The name of this cli.

Constructor Detail

CommonCliOptions

public CommonCliOptions(String cliname,
                        boolean includeHiveConf)

Create an instance with common options (help, verbose, etc...).

Parameters:

cliname - the name of the command

includeHiveConf - include "hiveconf" as an option if true

Method Detail

addHiveconfToSystemProperties

public Properties addHiveconfToSystemProperties()

Add the hiveconf properties to the Java system properties, override anything therein.

Returns:

a copy of the properties specified in hiveconf

printUsage

public void printUsage()

Print usage information for the CLI.

parse

public void parse(String[] args)

Parse the arguments.

Parameters:

args -

isVerbose

public boolean isVerbose()

Should the client be verbose.