org.apache.hadoop.fs.shell

类 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.

构造器概要

构造器

构造器和说明
CommandFormat(String n, int min, int max, String... possibleOpt) constructor

方法概要

方法

限定符和类型	方法和说明
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

从类继承的方法 java.lang.Object

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

构造器详细资料

CommandFormat

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

constructor

方法详细资料

parse

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

Parse parameters starting from the given position

参数:

args - an array of input arguments

pos - the position at which starts to parse

返回:

a list of parameters

getOpt

public boolean getOpt(String option)

Return if the option is set or not

参数:

option - String representation of an option

返回:

true is the option is set; false otherwise