javafe.filespace
Class TreeWalker_ArrayEnum

java.lang.Object
  javafe.filespace.LookAheadEnum
      javafe.filespace.TreeWalker_ArrayEnum

All Implemented Interfaces:

java.util.Enumeration

class TreeWalker_ArrayEnum

extends LookAheadEnum

A Enumeration for enumerating the members of an array of Objects. This filter is for the use of the TreeWalker class only; if inner classes were available, it would be expressed as an anonymous class.

Field Summary

private int	index
private java.lang.Object[]	list

Constructor Summary

(package private)

TreeWalker_ArrayEnum(java.lang.Object[] list)

Method Summary

java.lang.Object	calcNextElement() Compute the next element in the series, or return null if the series is exhausted.
boolean	hasMoreElements()
java.lang.Object	nextElement()

Methods inherited from class java.lang.Object

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

Field Detail

list

private java.lang.Object[] list

index

private int index

Constructor Detail

TreeWalker_ArrayEnum

TreeWalker_ArrayEnum(java.lang.Object[] list)

Method Detail

calcNextElement

public java.lang.Object calcNextElement()

Description copied from class: LookAheadEnum

Compute the next element in the series, or return null if the series is exhausted. This function will never be called again once it returns null.

Specified by:

calcNextElement in class LookAheadEnum

hasMoreElements

public final boolean hasMoreElements()

Specified by:

hasMoreElements in interface java.util.Enumeration

Returns:

true iff any more elements exist in this enumeration.

nextElement

public final java.lang.Object nextElement()

Specified by:

nextElement in interface java.util.Enumeration