smile.demo.util

Class ParameterParser

java.lang.Object

smile.demo.util.ParameterParser

public class ParameterParser
extends java.lang.Object

A simple utility to parse command line parameters.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ParameterParser.ParameterType Supported parameter types.

Constructor Summary

Constructors

Constructor and Description
ParameterParser(java.lang.String usage) Constructor.

Method Summary

Modifier and Type	Method and Description
void	addParameter(java.lang.String name, ParameterParser.ParameterType type) Add a (optional) parameter.
void	addParameter(java.lang.String name, ParameterParser.ParameterType type, boolean mandatory) Add a parameter.
void	addParameter(java.lang.String name, ParameterParser.ParameterType type, java.lang.String defaultValue) Add a (optional) parameter.
java.lang.String	get(java.lang.String name) Returns the value of a given parameter.
java.util.List<java.lang.String>	parse(java.lang.String[] args) Parse the arguments.

Methods inherited from class java.lang.Object

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

Constructor Detail

ParameterParser

public ParameterParser(java.lang.String usage)

Constructor.

Parameters:

usage - the usage information that will be display if -h, -help or invalid parameter presents.

Method Detail

addParameter

public void addParameter(java.lang.String name,
                         ParameterParser.ParameterType type)

Add a (optional) parameter.

Parameters:

name - the name of parameter.

type - the type of parameter.

addParameter

public void addParameter(java.lang.String name,
                         ParameterParser.ParameterType type,
                         boolean mandatory)

Add a parameter.

Parameters:

name - the name of parameter.

type - the type of parameter.

mandatory - true if the parameter is mandatory.

addParameter

public void addParameter(java.lang.String name,
                         ParameterParser.ParameterType type,
                         java.lang.String defaultValue)

Add a (optional) parameter.

Parameters:

name - the name of parameter.

type - the type of parameter.

defaultValue - the default value of parameter.

get

public java.lang.String get(java.lang.String name)

Returns the value of a given parameter. Null if the parameter does not present.

parse

public java.util.List<java.lang.String> parse(java.lang.String[] args)

Parse the arguments.

Parameters:

args - arguments

Returns:

a list of strings which are not parameters, e.g. a list of file name.