org.apache.hadoop.fs.shell
Class CommandFormat

java.lang.Object
  org.apache.hadoop.fs.shell.CommandFormat

public class CommandFormat
extends Object

Parse the args of a command and check the format of args.

Constructor Summary

CommandFormat(String n, int min, int max, String... possibleOpt)
constructor

Method Summary

boolean	getOpt(String option) Return if the option is set or not
List<String>	parse(String[] args, int pos) Parse parameters starting from the given position

Methods inherited from class java.lang.Object

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

Constructor Detail

CommandFormat

public CommandFormat(String n,
                     int min,
                     int max,
                     String... possibleOpt)

constructor

Method Detail

parse

public List<String> parse(String[] args,
                          int pos)

Parse parameters starting from the given position

Parameters:

args - an array of input arguments

pos - the position at which starts to parse

Returns:

a list of parameters

getOpt

public boolean getOpt(String option)

Return if the option is set or not

Parameters:

option - String representation of an option

Returns:

true is the option is set; false otherwise