jds.collection
Class BitMatrix

java.lang.Object
  |
  +--jds.collection.BitMatrix

public class BitMatrix

extends java.lang.Object

BitMatrix - two dimensional indexed collection of bit values; for use with book Classic Data Structures in Java by Timothy A Budd, published by Addison-Wesley, 2001.

See Also:

Collection

Constructor Summary

BitMatrix(int numRows, int numColumns)
initialize a newly created matrix of bit values

Method Summary

void	clear(int i, int j) clear a value in the bit matrix
boolean	get(int i, int j) get a value from the bit matrix
void	set(int i, int j) set a value in the bit matrix

Methods inherited from class java.lang.Object

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

Constructor Detail

BitMatrix

public BitMatrix(int numRows,
                 int numColumns)

initialize a newly created matrix of bit values

Parameters:

numRows - number of rows in new matrix

numColumns - number of columns in new matrix

Method Detail

clear

public void clear(int i,
                  int j)

clear a value in the bit matrix

Parameters:

i - row index

j - column index

get

public boolean get(int i,
                   int j)

get a value from the bit matrix

Parameters:

i - row index

j - column index

Returns:

true if the bit is set, false otherwise

set

public void set(int i,
                int j)

set a value in the bit matrix

Parameters:

i - row index

j - column index