com.goldencode.p2j.security

Class BitSet

java.lang.Object

com.goldencode.p2j.security.BitSet

All Implemented Interfaces:

java.io.Serializable

public class BitSet
extends java.lang.Object
implements java.io.Serializable

This class provides GWT-compatible bit set implementation, the usage of java.util.BitSet breaks GWT serialization.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private int	bits number of bits in the set
private int[]	data data array

Constructor Summary

Constructors

Constructor and Description
BitSet() Default ctor creates a bit set of size 64.
BitSet(int bits) Ctor.

Method Summary

Modifier and Type	Method and Description
boolean	isSet(int bit) Checks bit state.
void	set(int bit) Turns a bit on.
void	set(int bit, boolean state) Sets a bit to the provided value.
int	size() Returns the bit set size.
void	unset(int bit) Turns a bit off.

Methods inherited from class java.lang.Object

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

Field Detail

data

private int[] data

data array

bits

private int bits

number of bits in the set

Constructor Detail

BitSet

public BitSet()

Default ctor creates a bit set of size 64.

BitSet

public BitSet(int bits)

Ctor.

Parameters:

bits - The desired set size.

Method Detail

set

public void set(int bit,
                boolean state)

Sets a bit to the provided value.

Parameters:

bit - Bit index.

state - New bit state.

set

public void set(int bit)

Turns a bit on.

Parameters:

bit - Bit index.

unset

public void unset(int bit)

Turns a bit off.

Parameters:

bit - Bit index.

isSet

public boolean isSet(int bit)

Checks bit state.

Parameters:

bit - Bit index.

Returns:

true if the bit is set, false otherwise

size

public int size()

Returns the bit set size.

Returns:

see above