Package com.landawn.abacus.util

Class LongIterator

java.lang.Object

com.landawn.abacus.util.LongIterator

All Implemented Interfaces:

Immutable, Iterator<Long>

Direct Known Subclasses:

LongIteratorEx

public abstract class LongIterator
extends Object

Since:

0.8

Author:

Haiyang Li

Field Summary

Fields

Modifier and Type	Field	Description
static final LongIterator	EMPTY

Constructor Summary

Constructors

Constructor	Description
LongIterator()

Method Summary

Modifier and Type	Method	Description
static LongIterator	defer(Supplier<? extends LongIterator> iteratorSupplier)	Lazy evaluation.
static LongIterator	empty()
<E extends Exception> void	foreachIndexed(Throwables.IndexedLongConsumer<E> action)
<E extends Exception> void	foreachRemaining(Throwables.LongConsumer<E> action)
void	forEachRemaining(Consumer<? super Long> action)	Deprecated.
static LongIterator	from(Supplier<long[]> arraySupplier)	Lazy evaluation.
static LongIterator	generate(BooleanSupplier hasNext, LongSupplier supplier)
static LongIterator	generate(LongSupplier supplier)	Returns an infinite LongIterator.
ObjIterator<IndexedLong>	indexed()
ObjIterator<IndexedLong>	indexed(long startIndex)
Long	next()	Deprecated. use nextLong() instead.
abstract long	nextLong()
static LongIterator	of(long... a)
static LongIterator	of(long[] a, int fromIndex, int toIndex)
void	remove()	Deprecated. - UnsupportedOperationException
LongStream	stream()
long[]	toArray()
<C extends Collection<T>> C	toCollection(Supplier<? extends C> supplier)
ImmutableList<Long>	toImmutableList()
ImmutableSet<Long>	toImmutableSet()
LongList	toList()
Set<Long>	toSet()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

hasNext

Field Details

EMPTY

public static final LongIterator EMPTY

Constructor Details

LongIterator

public LongIterator()

Method Details

empty

public static LongIterator empty()

of

@SafeVarargs
public static LongIterator of(long... a)

Parameters:

a -

Returns:

of

public static LongIterator of(long[] a,
 int fromIndex,
 int toIndex)

Parameters:

a -

fromIndex -

toIndex -

Returns:

from

public static LongIterator from(Supplier<long[]> arraySupplier)

Lazy evaluation.

Parameters:

arraySupplier -

Returns:

defer

public static LongIterator defer(Supplier<? extends LongIterator> iteratorSupplier)

Lazy evaluation.

Parameters:

iteratorSupplier -

Returns:

generate

public static LongIterator generate(LongSupplier supplier)

Returns an infinite LongIterator.

Parameters:

supplier -

Returns:

generate

public static LongIterator generate(BooleanSupplier hasNext,
 LongSupplier supplier)

Parameters:

hasNext -

supplier -

Returns:

next

@Deprecated
public Long next()

Deprecated.

use nextLong() instead.

Returns:

nextLong

public abstract long nextLong()

toArray

public long[] toArray()

toList

public LongList toList()

stream

public LongStream stream()

indexed

@Beta
public ObjIterator<IndexedLong> indexed()

indexed

@Beta
public ObjIterator<IndexedLong> indexed(long startIndex)

forEachRemaining

@Deprecated
public void forEachRemaining(Consumer<? super Long> action)

Deprecated.

For each remaining.

Parameters:

action -

foreachRemaining

public <E extends Exception> void foreachRemaining(Throwables.LongConsumer<E> action)
                                            throws E

Type Parameters:

E -

Parameters:

action -

Throws:

E - the e

foreachIndexed

public <E extends Exception> void foreachIndexed(Throwables.IndexedLongConsumer<E> action)
                                          throws E

Type Parameters:

E -

Parameters:

action -

Throws:

E - the e

remove

@Deprecated
public void remove()
            throws UnsupportedOperationException

Deprecated.

- UnsupportedOperationException

Specified by:

remove in interface Iterator<T>

Throws:

UnsupportedOperationException

toSet

public Set<Long> toSet()

toCollection

public <C extends Collection<T>> C toCollection(Supplier<? extends C> supplier)

Type Parameters:

C -

Parameters:

supplier -

Returns:

toImmutableList

public ImmutableList<Long> toImmutableList()

toImmutableSet

public ImmutableSet<Long> toImmutableSet()