org.javamrt.utils

Class GetOpts

java.lang.Object

org.javamrt.utils.GetOpts

public class GetOpts
extends Object

Parse command line options the **IX way
version 1.00 Only treats short options
version 2.00 Includes an interface for short and long options

Version:

2.00

Author:

paag

Field Summary

Fields

Modifier and Type	Field and Description
static String	arg Demo code
String	optarg current optional argument
String	opterr
int	optind next option to process
String	optopt

Constructor Summary

Constructors

Constructor and Description
GetOpts(String[] args, LongOpt... options) create a new class to process cmd line arguments Sample code: getopt test = new getopts(args, new LongOpt('a',"arg",true); new LongOpt('b',"beg",false); new LongOpt('c',null,false));
GetOpts(String[] args, String optString) create a command-line parser for the 'old' short options getopts options = new getopts(args,"abc:d:E");

Method Summary

Modifier and Type	Method and Description
static void	main(String[] args)
char	nextOption()
int	optarg() for convenience: try to parse optarg into an integer
void	printHelp(PrintStream out)

Methods inherited from class java.lang.Object

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

Field Detail

optind

public int optind

next option to process

optarg

public String optarg

current optional argument

opterr

public String opterr

optopt

public String optopt

arg

public static String arg

Demo code

Constructor Detail

GetOpts

public GetOpts(String[] args,
               LongOpt... options)

create a new class to process cmd line arguments
Sample code:
getopt test = new getopts(args,
new LongOpt('a',"arg",true);
new LongOpt('b',"beg",false);
new LongOpt('c',null,false));

Parameters:

args -

options -

GetOpts

public GetOpts(String[] args,
               String optString)

create a command-line parser for the 'old' short options getopts options = new getopts(args,"abc:d:E");

Method Detail

nextOption

public char nextOption()

optarg

public int optarg()

for convenience: try to parse optarg into an integer

Returns:

main

public static void main(String[] args)

printHelp

public void printHelp(PrintStream out)