org.freehep.util.argv
Class NumberParameter

java.lang.Object
  org.freehep.util.argv.NumberParameter

All Implemented Interfaces:

Parameter

Direct Known Subclasses:

DoubleParameter, IntParameter

public class NumberParameter
extends Object
implements Parameter

A Number Parameter for use with ArgumentParser.

Author:

Mark Donszelmann

Constructor Summary

NumberParameter(String name, String description)
Initialize a new Number parameter.

Method Summary

String	getName() Must return name of the parameter.
String	getUsage() Usage method invoked by ArgumentParser.
BigDecimal	getValue() Return the value of this argument, which may be null.
int	parse(List<String> values) Parsing method invoked by ArgumentParser.

Methods inherited from class java.lang.Object

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

Constructor Detail

NumberParameter

public NumberParameter(String name,
                       String description)

Initialize a new Number parameter.

Method Detail

getValue

public BigDecimal getValue()

Return the value of this argument, which may be null. Returns the default value if the value was not set when the command line was parsed.

parse

public int parse(List<String> values)
          throws MissingArgumentException,
                 ArgumentFormatException

Parsing method invoked by ArgumentParser.

Specified by:

parse in interface Parameter

Throws:

MissingArgumentException

ArgumentFormatException

getName

public String getName()

Description copied from interface: Parameter

Must return name of the parameter.

Specified by:

getName in interface Parameter

getUsage

public String getUsage()

Usage method invoked by ArgumentParser.

Specified by:

getUsage in interface Parameter