org.freehep.util.argv
Class StringOption

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

All Implemented Interfaces:

Option

public class StringOption

extends Object

implements Option

A String option for use with ArgumentParser. A String option may have a default value. If specified on the command line, a string option takes the value of the argument immediately following its flag.

Source Code:

StringOption.java

Constructor Summary

StringOption(String flag, String name, String description)
Initialize a new String argument with the given flag and description but without a default value.

StringOption(String flag, String name, String defaultValue, String description)

StringOption(String flag, String shortCut, String name, String defaultValue, String description)

Method Summary

String	getOption() Must return the flag and parameters of this option.
String	getUsage() Must return a description of the usage of this option.
String	getValue() Return the string value of this argument, which may be null.
int	parse(List 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

StringOption

public StringOption(String flag,
                    String name,
                    String description)

Initialize a new String argument with the given flag and description but without a default value.

StringOption

public StringOption(String flag,
                    String name,
                    String defaultValue,
                    String description)

StringOption

public StringOption(String flag,
                    String shortCut,
                    String name,
                    String defaultValue,
                    String description)

Method Detail

getValue

public String getValue()

Return the string 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 values)
          throws MissingArgumentException

Parsing method invoked by ArgumentParser.

Specified by:

parse in interface Option

Throws:

MissingArgumentException

getOption

public String getOption()

Description copied from interface: Option

Must return the flag and parameters of this option.

Specified by:

getOption in interface Option

getUsage

public String getUsage()

Description copied from interface: Option

Must return a description of the usage of this option.

Specified by:

getUsage in interface Option