net.aerith.misao.util
Class ArrayIndex

java.lang.Object
  |
  +--net.aerith.misao.util.ArrayIndex

public class ArrayIndex

extends java.lang.Object

The ArrayIndex

Field Summary

protected int[]	index The buffer of index.
protected int	size The size of buffer.

Constructor Summary

ArrayIndex(int buffer_size)
Constructs an ArrayIndex with a specified size of buffer.

Method Summary

int	get(int i) Gets the indicated location of the specified index.
void	swap(int i, int j) Swaps two indices.

Methods inherited from class java.lang.Object

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

Field Detail

index

protected int[] index

The buffer of index.

size

protected int size

The size of buffer.

Constructor Detail

ArrayIndex

public ArrayIndex(int buffer_size)

Constructs an ArrayIndex with a specified size of buffer. The buffer is initialized so that i-th index indicates the i-th location.

Parameters:

buffer_size - the size of buffer to create.

Method Detail

get

public int get(int i)

Gets the indicated location of the specified index.

Parameters:

i - the index.

Returns:

the indicated location.

swap

public void swap(int i,
                 int j)

Swaps two indices.

Parameters:

i - one of the indices to swap.

j - one of the indices to swap.