THE PACKAGE JAVA.UTIL

java.util.BitSet

21.2

21.2.10

public void and(BitSet set)

This

BitSet

 may be modified by clearing some of its bits. For every nonnegative

int

 index

k

, bit

k

 of this

BitSet

 is cleared if bit

k

 of

set

 is clear.

21.2.11

public void or(BitSet set)

This

BitSet

 may be modified by setting some of its bits. For every nonnegative

int

 index

k

, bit

k

 of this

BitSet

 is set if bit

k

 of

set

 is set.

21.2.12

public void xor(BitSet set)

This

BitSet

 may be modified by inverting some of its bits. For every nonnegative

int

 index

k

, bit

k

 of this

BitSet

 is inverted if bit

k

 of

set

 is set.

21.2.13

public int size()

This method returns the number of bits of space actually in use by this

BitSet

 to

represent bit values.

At Mooneen he had leaped a place

So perilous that half the astonished meet

Had shut their eyes, and where was it

He rode a race without a bit?

 William Butler Yeats,

In Memory of Major Robert Gregory

 (1919)

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