org.melati.poem.util

Class ConsEnumeration<T>

java.lang.Object

org.melati.poem.util.ConsEnumeration<T>

All Implemented Interfaces:

Enumeration<T>, SkipEnumeration<T>

public class ConsEnumeration<T>
extends Object
implements SkipEnumeration<T>

An implementation of the Lisp cons function on enumerations ie it allows you to add an object to the front of an Enumeration.

Constructor Summary

Constructors

Constructor and Description
ConsEnumeration(T head, Enumeration<T> tail) Constructor with head and tail.

Method Summary

Modifier and Type	Method and Description
boolean	hasMoreElements()
T	nextElement()
void	skip() Skip an Element.

Methods inherited from class java.lang.Object

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

Constructor Detail

ConsEnumeration

public ConsEnumeration(T head,
                       Enumeration<T> tail)

Constructor with head and tail.

Parameters:

head - single element

tail - the rest

Method Detail

hasMoreElements

public boolean hasMoreElements()

Specified by:

hasMoreElements in interface Enumeration<T>

nextElement

public T nextElement()

Specified by:

nextElement in interface Enumeration<T>

skip

public void skip()

Description copied from interface: SkipEnumeration

Skip an Element.

Specified by:

skip in interface SkipEnumeration<T>