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Freenet.support
Class CyclicArray  

java.lang.Object
  Freenet.support.CyclicArray

All Implemented Interfaces:

java.io.Serializable

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public class CyclicArray

extends java.lang.Object

implements java.io.Serializable

This class represents an array which is of finite length and can have information added to it in such a way that if the array fills to capacity, the last information added will be deleted.

Version:

1.0

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Field Summary
(package private)  java.lang.Object[]	ar           The array that contains the objects
(package private)  int	ptr           A pointer to the next item to be deleted, moves backwards through array

 

Constructor Summary

CyclicArray(int size)

 

Method Summary
java.lang.Object	get(int objectPos)           Return the object at a given position in the CyclicArray
protected  int	getPos(int objectPos)           Return the position of the object in the internal array
int	length()           Obtain the length of this CyclicArray
java.lang.Object	put(java.lang.Object newObj)           Adds an object to the top of the cyclic array.
void	remove(int objectPos)           Removes an object from the specified position in the CyclicArray

 

Methods inherited from class java.lang.Object

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

 

Field Detail

ar

java.lang.Object[] ar

The array that contains the objects

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ptr

int ptr

A pointer to the next item to be deleted, moves backwards through array

Constructor Detail

CyclicArray

public CyclicArray(int size)

Method Detail

length

public int length()

Obtain the length of this CyclicArray

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get

public java.lang.Object get(int objectPos)

Return the object at a given position in the CyclicArray

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getPos

protected int getPos(int objectPos)

Return the position of the object in the internal array

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put

public java.lang.Object put(java.lang.Object newObj)

Adds an object to the top of the cyclic array. This may result in an old object being deleted from the array.

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remove

public void remove(int objectPos)

Removes an object from the specified position in the CyclicArray

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