org.wymiwyg.commons.util.arguments

Class ArgumentHandler

java.lang.Object

org.wymiwyg.commons.util.arguments.ArgumentHandler

public class ArgumentHandler
extends Object

Author:

reto

Constructor Summary

Constructors

Constructor and Description
ArgumentHandler(String[] arguments)

Method Summary

Methods

Modifier and Type	Method and Description
<I> I	getInstance(Class<I> interfaceClass) This methods uses AnnotatedInterfaceArguments to return an instance of the specified class with methods returning values from the arguments of this Handler.
void	processArguments(ArgumentProcessor processor)
static <A> A	readArguments(Class<A> interfaceClass, String[] args) Returns an instance of A if the arguments could be correctly parsed and A was not a subclass of ArgumentsWithHelp or no help was requested, null otherwise.

Methods inherited from class java.lang.Object

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

Constructor Detail

ArgumentHandler

public ArgumentHandler(String[] arguments)

Method Detail

processArguments

public void processArguments(ArgumentProcessor processor)
                      throws InvalidArgumentsException

Throws:

InvalidArgumentsException

getInstance

public <I> I getInstance(Class<I> interfaceClass)
              throws InvalidArgumentsException

This methods uses AnnotatedInterfaceArguments to return an instance of the specified class with methods returning values from the arguments of this Handler. Note that the interface must be annotated using CommandLine.

Type Parameters:

I - the type of the interface

Parameters:

interfaceClass - a class instance for I, i.e. I.class

Returns:

an object of type I

Throws:

InvalidArgumentsException - thrown when the argument-list doesn't match the definition in the interface annotations

readArguments

public static <A> A readArguments(Class<A> interfaceClass,
                  String[] args)

Returns an instance of A if the arguments could be correctly parsed and A was not a subclass of ArgumentsWithHelp or no help was requested, null otherwise.

Type Parameters:

A -

Parameters:

interfaceClass -

args -

Returns: