java.util
Class BitSet

java.lang.Object
  java.util.BitSet

All Implemented Interfaces:

Cloneable, Serializable

public class BitSet

extends Object

implements Cloneable, Serializable

Field Summary
private static int	ADDRESS_BITS_PER_UNIT
private static int	BIT_INDEX_MASK
private  long[]	bits
private static int	BITS_PER_UNIT
private static long	serialVersionUID
private static byte[]	trailingZeroTable
private  int	unitsInUse
private static long	WORD_MASK

 

Constructor Summary

BitSet()

BitSet(int)

 

Method Summary
void	and(BitSet)
void	andNot(BitSet)
private static long	bit(int)
private static int	bitCount(long)
private static int	bitLen(int)
private static long	bitsLeftOf(int)
private static long	bitsRightOf(int)
int	cardinality()
void	clear()
void	clear(int)
void	clear(int, int)
Object	clone()
private  void	ensureCapacity(int)
boolean	equals(Object)
void	flip(int)
void	flip(int, int)
boolean	get(int)
BitSet	get(int, int)
private  long	getBits(int)
int	hashCode()
boolean	intersects(BitSet)
boolean	isEmpty()
int	length()
int	nextClearBit(int)
int	nextSetBit(int)
void	or(BitSet)
private  void	readObject(ObjectInputStream)
private  void	recalculateUnitsInUse()
void	set(int)
void	set(int, boolean)
void	set(int, int)
void	set(int, int, boolean)
int	size()
String	toString()
private static int	trailingZeroCnt(long)
private static int	unitIndex(int)
void	xor(BitSet)

 

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

 

Field Detail

WORD_MASK

private static final long WORD_MASK

unitsInUse

private transient int unitsInUse

ADDRESS_BITS_PER_UNIT

private static final int ADDRESS_BITS_PER_UNIT

BIT_INDEX_MASK

private static final int BIT_INDEX_MASK

bits

private long[] bits

trailingZeroTable

private static final byte[] trailingZeroTable

serialVersionUID

private static final long serialVersionUID

BITS_PER_UNIT

private static final int BITS_PER_UNIT

BitSet

public BitSet()

BitSet

public BitSet(int)

cardinality

public int cardinality()

hashCode

public int hashCode()

Overrides:

hashCode in class Object

length

public int length()

size

public int size()

clear

public void clear()

recalculateUnitsInUse

private void recalculateUnitsInUse()

isEmpty

public boolean isEmpty()

bitLen

private static int bitLen(int)

nextClearBit

public int nextClearBit(int)

nextSetBit

public int nextSetBit(int)

unitIndex

private static int unitIndex(int)

bit

private static long bit(int)

bitsLeftOf

private static long bitsLeftOf(int)

bitsRightOf

private static long bitsRightOf(int)

getBits

private long getBits(int)

clear

public void clear(int)

ensureCapacity

private void ensureCapacity(int)

flip

public void flip(int)

set

public void set(int)

get

public boolean get(int)

clear

public void clear(int,
                  int)

flip

public void flip(int,
                 int)

set

public void set(int,
                int)

set

public void set(int,
                int,
                boolean)

set

public void set(int,
                boolean)

bitCount

private static int bitCount(long)

trailingZeroCnt

private static int trailingZeroCnt(long)

readObject

private void readObject(ObjectInputStream)
                 throws IOException,
                        ClassNotFoundException

Throws:

IOException

ClassNotFoundException

clone

public Object clone()

Overrides:

clone in class Object

equals

public boolean equals(Object)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

get

public BitSet get(int,
                  int)

and

public void and(BitSet)

andNot

public void andNot(BitSet)

or

public void or(BitSet)

xor

public void xor(BitSet)

intersects

public boolean intersects(BitSet)