com.easy.argparse

Class FieldValueManager

java.lang.Object

com.easy.argparse.FieldValueManager

public class FieldValueManager
extends Object

This thread safe class parses the command line arguments (as an array of String) and updates the data class with available values

Author:

himanshu_shekhar

Constructor Summary

Constructors

Constructor and Description
FieldValueManager(Class<?> dataClass, UsageTokenManager usageTokenManager, String arrayDelimiter)

Method Summary

Modifier and Type	Method and Description
Object	getArgValueObject(UsageToken usageToken)
Set<UsageToken>	getAvailableUsageTokens()
void	updateAvailableValues(String[] args) Parse available values and keep a map of values available for corresponding option in usage

Methods inherited from class java.lang.Object

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

Constructor Detail

FieldValueManager

public FieldValueManager(Class<?> dataClass,
                         UsageTokenManager usageTokenManager,
                         String arrayDelimiter)

Parameters:

dataClass - The data class whose instance will keep the available values

usageTokenManager - Instance which provides usage tokens corresponding to usage expression

arrayDelimiter - The delimiter used to separate elements in array

Method Detail

updateAvailableValues

public void updateAvailableValues(String[] args)

Parse available values and keep a map of values available for corresponding option in usage

Parameters:

args - Array of String corresponding to command line arguments

getAvailableUsageTokens

public Set<UsageToken> getAvailableUsageTokens()

Returns:

A set of usage tokens for which values are available in the command line argument

getArgValueObject

public Object getArgValueObject(UsageToken usageToken)

Parameters:

usageToken - The usage token corresponding to an option in the usage expression

Returns:

The value available in command line argument