org.vishia.util

Class IteratorArrayMask<T>

java.lang.Object

org.vishia.util.IteratorArrayMask<T>

Type Parameters:

T - Any type of elements in the array.

All Implemented Interfaces:

java.lang.Iterable<T>, java.util.Iterator<T>, IterableIterator<T>

public class IteratorArrayMask<T>
extends java.lang.Object
implements IterableIterator<T>

An instance of this class iterates over an array and returns elements which are marked with the mask. The mask is a 1-of-64 selection of array elements.

Field Summary

Fields

Modifier and Type	Field and Description
(package private) T[]	array
(package private) boolean	bExecHasNext
(package private) int	ix
(package private) long	mask

Constructor Summary

Constructors

Constructor and Description
IteratorArrayMask(T[] array, long mask) Initializes with given mask.

Method Summary

Modifier and Type	Method and Description
boolean	hasNext()
java.util.Iterator<T>	iterator()
T	next()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining, remove

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

ix

int ix

array

final T[] array

mask

final long mask

bExecHasNext

boolean bExecHasNext

Constructor Detail

IteratorArrayMask

public IteratorArrayMask(T[] array,
                         long mask)

Initializes with given mask.

Parameters:

array - Any array with proper type

mask - selection which elements should be returned 1-of-64

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator<T>

next

public T next()

Specified by:

next in interface java.util.Iterator<T>

iterator

public java.util.Iterator<T> iterator()

Specified by:

iterator in interface java.lang.Iterable<T>