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Interface jgl.BidirectionalIterator

public interface BidirectionalIterator
extends ForwardIterator
BidirectionalIterator is the interface of all iterators that can read and/or write one item at a time in a forwards or backwards direction.

Version:
JOS-FileSystem 4 Preview (25-Mar-98)
Author:
ObjectSpace, Inc.

Method Index

o clone()
J++ requires clone
o get()
Return the object at my current position.
o get(int)
Return the object that is a specified distance from my current position.
o put(int, Object)
Replace the object at a specified distance from my current position.
o retreat()
Retreat by one.
o retreat(int)
Retreat by a specified amount.

Methods

o clone 
public abstract Object clone()
J++ requires clone

Overrides:
clone in class Object
o retreat 
public abstract void retreat()
Retreat by one.

o retreat 
public abstract void retreat(int n)
Retreat by a specified amount.

Parameters:
n - The amount to retreat.
o get 
public abstract Object get(int offset)
Return the object that is a specified distance from my current position.

Parameters:
offset - The offset from my current position.
o get 
public abstract Object get()
Return the object at my current position.

o put 
public abstract void put(int offset,
                         Object object)
Replace the object at a specified distance from my current position.

Parameters:
offset - The offset from my current position.
object - The object to write. 
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