org.roaringbitmap

Interface BitmapDataProvider

All Superinterfaces:

ImmutableBitmapDataProvider

All Known Implementing Classes:

MutableRoaringBitmap

public interface BitmapDataProvider
extends ImmutableBitmapDataProvider

Representing a general bitmap interface.

Method Summary

Modifier and Type	Method and Description
void	add(int x) set the value to "true", whether it already appears or not.
void	remove(int x) If present remove the specified integers (effectively, sets its bit value to false)
int	select(int j) Return the jth value stored in this bitmap.
void	trim() Recover allocated but unused memory.

Methods inherited from interface org.roaringbitmap.ImmutableBitmapDataProvider

contains, getCardinality, getIntIterator, getReverseIntIterator, getSizeInBytes, isEmpty, limit, rank, serialize, serializedSizeInBytes, toArray

Method Detail

add

void add(int x)

set the value to "true", whether it already appears or not.

Parameters:

x - integer value

remove

void remove(int x)

If present remove the specified integers (effectively, sets its bit value to false)

Parameters:

x - integer value representing the index in a bitmap

select

int select(int j)

Return the jth value stored in this bitmap.

Specified by:

select in interface ImmutableBitmapDataProvider

Parameters:

j - index of the value

Returns:

the value

trim

void trim()

Recover allocated but unused memory.