Package org.apache.commons.collections4.bloomfilter

Class IndexFilter.ArrayTracker

java.lang.Object

org.apache.commons.collections4.bloomfilter.IndexFilter.ArrayTracker

All Implemented Interfaces:

IntPredicate

Enclosing class:

IndexFilter

static class IndexFilter.ArrayTracker
extends Object
implements IntPredicate

An IndexTracker implementation that uses an array of integers to track whether or not a number has been seen. Suitable for Shapes that have few hash functions.

Since:

4.5.0

Field Summary

Fields

Modifier and Type	Field	Description
private int	populated
private final int[]	seen

Constructor Summary

Constructors

Constructor	Description
ArrayTracker(Shape shape)	Constructs the tracker based on the shape.

Method Summary

Modifier and Type	Method	Description
boolean	test(int number)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.function.IntPredicate

and, negate, or

Field Details

seen

private final int[] seen

populated

private int populated

Constructor Details

ArrayTracker

ArrayTracker(Shape shape)

Constructs the tracker based on the shape.

Parameters:

shape - the shape to build the tracker for.

Method Details

test

public boolean test(int number)

Specified by:

test in interface IntPredicate