net.sf.mmm.util.cli.base
Class CliParameterConsumer

java.lang.Object
  net.sf.mmm.util.cli.base.CliParameterConsumer

public class CliParameterConsumer
extends Object

A CliParameterConsumer holds the command-line parameters together with the current index. In other words it is like an Iterator for the parameters.

Since:

2.0.0

Author:

Joerg Hohwiller (hohwille at users.sourceforge.net)

Field Summary

(package private) static CliParameterConsumer	EMPTY_INSTANCE An empty instance.
private int	index
private String[]	parameters

Constructor Summary

CliParameterConsumer(String... parameters)
The constructor.

Method Summary

String	getCurrent() This method gets the current element.
String	getNext()
boolean	hasNext()
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY_INSTANCE

static final CliParameterConsumer EMPTY_INSTANCE

An empty instance.

parameters

private final String[] parameters

See Also:

getNext()

index

private int index

See Also:

getNext()

Constructor Detail

CliParameterConsumer

public CliParameterConsumer(String... parameters)

The constructor.

Parameters:

parameters - are the parameters to consume.

Method Detail

hasNext

public boolean hasNext()

Returns:

true if element is available, false otherwise.

See Also:

Iterator.hasNext(), Enumeration.hasMoreElements()

getNext

public String getNext()

Returns:

the next element.

See Also:

Iterator.next(), Enumeration.nextElement()

getCurrent

public String getCurrent()

This method gets the current element. It is the same as getNext() except that it does NOT step on to the next element.

Returns:

the current element or null if no next is available.

toString

public String toString()

Overrides:

toString in class Object