Class IteratorIterate

java.lang.Object

org.eclipse.collections.impl.utility.internal.IteratorIterate

public final class IteratorIterate
extends Object

The IteratorIterate class implementations of the various iteration patterns for use with java.util.Iterator.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	IteratorIterate()

Method Summary

Modifier and Type	Method	Description
static <T> Iterator<T>	advanceIteratorTo(Iterator<T> iterator, int from)
static <T,K,V> MutableMap<K,V>	aggregateBy(Iterator<T> iterator, Function<? super T, ? extends K> groupBy, Function0<? extends V> zeroValueFactory, Function2<? super V, ? super T, ? extends V> nonMutatingAggregator)
static <T,K,V> MutableMap<K,V>	aggregateBy(Iterator<T> iterator, Function<? super T, ? extends K> groupBy, Function0<? extends V> zeroValueFactory, Procedure2<? super V, ? super T> mutatingAggregator)
static <T> boolean	allSatisfy(Iterator<T> iterator, Predicate<? super T> predicate)
static <T,P> boolean	allSatisfyWith(Iterator<T> iterator, Predicate2<? super T, ? super P> predicate, P parameter)
static <T> boolean	anySatisfy(Iterator<T> iterator, Predicate<? super T> predicate)
static <T,P> boolean	anySatisfyWith(Iterator<T> iterator, Predicate2<? super T, ? super P> predicate, P parameter)
static <T> RichIterable<RichIterable<T>>	chunk(Iterator<T> iterator, int size)
static <T, V, R extends Collection<V>> R	collect(Iterator<T> iterator, Function<? super T, ? extends V> function, R targetCollection)
static <T> MutableBooleanCollection	collectBoolean(Iterator<T> iterator, BooleanFunction<? super T> booleanFunction)
static <T, R extends MutableBooleanCollection> R	collectBoolean(Iterator<T> iterator, BooleanFunction<? super T> booleanFunction, R target)
static <T> MutableByteCollection	collectByte(Iterator<T> iterator, ByteFunction<? super T> byteFunction)
static <T, R extends MutableByteCollection> R	collectByte(Iterator<T> iterator, ByteFunction<? super T> byteFunction, R target)
static <T> MutableCharCollection	collectChar(Iterator<T> iterator, CharFunction<? super T> charFunction)
static <T, R extends MutableCharCollection> R	collectChar(Iterator<T> iterator, CharFunction<? super T> charFunction, R target)
static <T> MutableDoubleCollection	collectDouble(Iterator<T> iterator, DoubleFunction<? super T> doubleFunction)
static <T, R extends MutableDoubleCollection> R	collectDouble(Iterator<T> iterator, DoubleFunction<? super T> doubleFunction, R target)
static <T> MutableFloatCollection	collectFloat(Iterator<T> iterator, FloatFunction<? super T> floatFunction)
static <T, R extends MutableFloatCollection> R	collectFloat(Iterator<T> iterator, FloatFunction<? super T> floatFunction, R target)
static <T, V, R extends Collection<V>> R	collectIf(Iterator<T> iterator, Predicate<? super T> predicate, Function<? super T, ? extends V> function, R targetCollection)
static <T> MutableIntCollection	collectInt(Iterator<T> iterator, IntFunction<? super T> intFunction)
static <T, R extends MutableIntCollection> R	collectInt(Iterator<T> iterator, IntFunction<? super T> intFunction, R target)
static <T> MutableLongCollection	collectLong(Iterator<T> iterator, LongFunction<? super T> longFunction)
static <T, R extends MutableLongCollection> R	collectLong(Iterator<T> iterator, LongFunction<? super T> longFunction, R target)
static <T> MutableShortCollection	collectShort(Iterator<T> iterator, ShortFunction<? super T> shortFunction)
static <T, R extends MutableShortCollection> R	collectShort(Iterator<T> iterator, ShortFunction<? super T> shortFunction, R target)
static <T, P, A, R extends Collection<A>> R	collectWith(Iterator<T> iterator, Function2<? super T, ? super P, ? extends A> function, P parameter, R targetCollection)
static <T> int	count(Iterator<T> iterator, Predicate<? super T> predicate)
static <T,P> int	countWith(Iterator<T> iterator, Predicate2<? super T, ? super P> predicate, P parameter)
static <T> T	detect(Iterator<T> iterator, Predicate<? super T> predicate)
static <T> int	detectIndex(Iterator<T> iterator, Predicate<? super T> predicate)
static <T,IV> int	detectIndexWith(Iterator<T> iterator, Predicate2<? super T, ? super IV> predicate, IV injectedValue)
static <T> Optional<T>	detectOptional(Iterator<T> iterator, Predicate<? super T> predicate)
static <T,P> T	detectWith(Iterator<T> iterator, Predicate2<? super T, ? super P> predicate, P parameter)
static <T,P> Optional<T>	detectWithOptional(Iterator<T> iterator, Predicate2<? super T, ? super P> predicate, P parameter)
static <T> MutableList<T>	distinct(Iterator<T> iterator)
static <T> MutableList<T>	distinct(Iterator<T> iterator, HashingStrategy<? super T> hashingStrategy)
static <T, R extends List<T>> R	distinct(Iterator<T> iterator, R targetCollection)	Deprecated. in 7.0.
static <T, R extends MutableCollection<T>> R	dropWhile(Iterator<T> iterator, Predicate<? super T> predicate, R target)
static <T, V, R extends Collection<V>> R	flatCollect(Iterator<T> iterator, Function<? super T, ? extends Iterable<V>> function, R targetCollection)
static <T> void	forEach(Iterator<T> iterator, Procedure<? super T> procedure)
static <T,P> void	forEachWith(Iterator<T> iterator, Procedure2<? super T, ? super P> procedure, P parameter)
static <T> void	forEachWithIndex(Iterator<T> iterator, ObjectIntProcedure<? super T> objectIntProcedure)
static <T,V> ImmutableMultimap<V,T>	groupBy(Iterator<T> iterator, Function<? super T, ? extends V> function)
static <T, V, R extends MutableMultimap<V,T>> R	groupBy(Iterator<T> iterator, Function<? super T, ? extends V> function, R target)
static <T, V, R extends MutableMultimap<V,T>> R	groupByEach(Iterator<T> iterator, Function<? super T, ? extends Iterable<V>> function, R target)
static <K, T, R extends MutableMapIterable<K,T>> R	groupByUniqueKey(Iterator<T> iterator, Function<? super T, ? extends K> function, R target)
static <T> double	injectInto(double injectValue, Iterator<T> iterator, DoubleObjectToDoubleFunction<? super T> function)
static <T> float	injectInto(float injectValue, Iterator<T> iterator, FloatObjectToFloatFunction<? super T> function)
static <T> int	injectInto(int injectValue, Iterator<T> iterator, IntObjectToIntFunction<? super T> function)
static <T> long	injectInto(long injectValue, Iterator<T> iterator, LongObjectToLongFunction<? super T> function)
static <T,IV> IV	injectInto(IV injectValue, Iterator<T> iterator, Function2<? super IV, ? super T, ? extends IV> function)
static <T,IV,P> IV	injectIntoWith(IV injectValue, Iterator<T> iterator, Function3<? super IV, ? super T, ? super P, ? extends IV> function, P parameter)
static <T> T	max(Iterator<T> iterator, Comparator<? super T> comparator)
static <T, V extends Comparable<? super V>> T	maxBy(Iterator<T> iterator, Function<? super T, ? extends V> function)
static <T> T	min(Iterator<T> iterator, Comparator<? super T> comparator)
static <T, V extends Comparable<? super V>> T	minBy(Iterator<T> iterator, Function<? super T, ? extends V> function)
static <T> boolean	noneSatisfy(Iterator<T> iterator, Predicate<? super T> predicate)
static <T,P> boolean	noneSatisfyWith(Iterator<T> iterator, Predicate2<? super T, ? super P> predicate, P parameter)
static <T> PartitionMutableList<T>	partition(Iterator<T> iterator, Predicate<? super T> predicate)
static <T, R extends PartitionMutableCollection<T>> R	partitionWhile(Iterator<T> iterator, Predicate<? super T> predicate, R target)
static <T,P> PartitionMutableList<T>	partitionWith(Iterator<T> iterator, Predicate2<? super T, ? super P> predicate, P parameter)
static <T, R extends Collection<T>> R	reject(Iterator<T> iterator, Predicate<? super T> predicate, R targetCollection)
static <T, P, R extends Collection<T>> R	rejectWith(Iterator<T> iterator, Predicate2<? super T, ? super P> predicate, P parameter, R targetCollection)
static <T> boolean	removeIf(Iterator<T> iterator, Predicate<? super T> predicate)
static <T> boolean	removeIf(Iterator<T> iterator, Predicate<? super T> predicate, Procedure<? super T> procedure)
static <T,P> boolean	removeIfWith(Iterator<T> iterator, Predicate2<? super T, ? super P> predicate, P parameter)
static <T,P> boolean	removeIfWith(Iterator<T> iterator, Predicate2<? super T, ? super P> predicate, P parameter, Procedure<? super T> procedure)
static <T, R extends Collection<T>> R	select(Iterator<T> iterator, Predicate<? super T> predicate, R targetCollection)
static <T,P> Twin<MutableList<T>>	selectAndRejectWith(Iterator<T> iterator, Predicate2<? super T, ? super P> predicate, P parameter)
static <T, R extends Collection<T>> R	selectInstancesOf(Iterator<?> iterator, Class<T> clazz, R targetCollection)
static <T, P, R extends Collection<T>> R	selectWith(Iterator<T> iterator, Predicate2<? super T, ? super P> predicate, P injectedValue, R targetCollection)
static <T> boolean	shortCircuit(Iterator<T> iterator, Predicate<? super T> predicate, boolean expected, boolean onShortCircuit, boolean atEnd)
static <T,P> boolean	shortCircuitWith(Iterator<T> iterator, Predicate2<? super T, ? super P> predicate2, P parameter, boolean expected, boolean onShortCircuit, boolean atEnd)
static <V,T> MutableMap<V, BigDecimal>	sumByBigDecimal(Iterator<T> iterator, Function<? super T, ? extends V> groupBy, Function<? super T, BigDecimal> function)
static <V,T> MutableMap<V, BigInteger>	sumByBigInteger(Iterator<T> iterator, Function<? super T, ? extends V> groupBy, Function<? super T, BigInteger> function)
static <T> BigDecimal	sumOfBigDecimal(Iterator<T> iterator, Function<? super T, BigDecimal> function)
static <T> BigInteger	sumOfBigInteger(Iterator<T> iterator, Function<? super T, BigInteger> function)
static <T> double	sumOfDouble(Iterator<T> iterator, DoubleFunction<? super T> function)
static <T> double	sumOfFloat(Iterator<T> iterator, FloatFunction<? super T> function)
static <T> long	sumOfInt(Iterator<T> iterator, IntFunction<? super T> function)
static <T> long	sumOfLong(Iterator<T> iterator, LongFunction<? super T> function)
static <T, R extends MutableCollection<T>> R	takeWhile(Iterator<T> iterator, Predicate<? super T> predicate, R target)
static <X, Y, R extends Collection<Pair<X,Y>>> R	zip(Iterator<X> xs, Iterator<Y> ys, R target)
static <T, R extends Collection<Pair<T,Integer>>> R	zipWithIndex(Iterator<T> iterator, R target)

Methods inherited from class Object

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

Constructor Details

IteratorIterate

private IteratorIterate()

Method Details

selectAndRejectWith

public static <T,P> Twin<MutableList<T>> selectAndRejectWith(Iterator<T> iterator,
 Predicate2<? super T, ? super P> predicate,
 P parameter)

See Also:

• Iterate.selectAndRejectWith(Iterable, Predicate2, Object)

partition

public static <T> PartitionMutableList<T> partition(Iterator<T> iterator,
 Predicate<? super T> predicate)

See Also:

• Iterate.partition(Iterable, Predicate)

partitionWith

public static <T,P> PartitionMutableList<T> partitionWith(Iterator<T> iterator,
 Predicate2<? super T, ? super P> predicate,
 P parameter)

Since:

5.0

See Also:

• Iterate.partitionWith(Iterable, Predicate2, Object)

partitionWhile

public static <T, R extends PartitionMutableCollection<T>>
R partitionWhile(Iterator<T> iterator,
 Predicate<? super T> predicate,
 R target)

takeWhile

public static <T, R extends MutableCollection<T>> R takeWhile(Iterator<T> iterator,
 Predicate<? super T> predicate,
 R target)

dropWhile

public static <T, R extends MutableCollection<T>> R dropWhile(Iterator<T> iterator,
 Predicate<? super T> predicate,
 R target)

count

public static <T> int count(Iterator<T> iterator,
 Predicate<? super T> predicate)

See Also:

• Iterate.count(Iterable, Predicate)

countWith

public static <T,P> int countWith(Iterator<T> iterator,
 Predicate2<? super T, ? super P> predicate,
 P parameter)

See Also:

• Iterate.countWith(Iterable, Predicate2, Object)

select

public static <T, R extends Collection<T>> R select(Iterator<T> iterator,
 Predicate<? super T> predicate,
 R targetCollection)

See Also:

• Iterate.select(Iterable, Predicate, Collection)

selectWith

public static <T, P, R extends Collection<T>> R selectWith(Iterator<T> iterator,
 Predicate2<? super T, ? super P> predicate,
 P injectedValue,
 R targetCollection)

See Also:

• Iterate.selectWith(Iterable, Predicate2, Object, Collection)

selectInstancesOf

public static <T, R extends Collection<T>> R selectInstancesOf(Iterator<?> iterator,
 Class<T> clazz,
 R targetCollection)

See Also:

• Iterate.selectInstancesOf(Iterable, Class)

collectIf

public static <T, V, R extends Collection<V>> R collectIf(Iterator<T> iterator,
 Predicate<? super T> predicate,
 Function<? super T, ? extends V> function,
 R targetCollection)

See Also:

• Iterate.selectWith(Iterable, Predicate2, Object, Collection)

reject

public static <T, R extends Collection<T>> R reject(Iterator<T> iterator,
 Predicate<? super T> predicate,
 R targetCollection)

See Also:

• Iterate.reject(Iterable, Predicate, Collection)

rejectWith

public static <T, P, R extends Collection<T>> R rejectWith(Iterator<T> iterator,
 Predicate2<? super T, ? super P> predicate,
 P parameter,
 R targetCollection)

See Also:

• Iterate.rejectWith(Iterable, Predicate2, Object, Collection)

collect

public static <T, V, R extends Collection<V>> R collect(Iterator<T> iterator,
 Function<? super T, ? extends V> function,
 R targetCollection)

See Also:

• Iterate.collect(Iterable, Function, Collection)

collectBoolean

public static <T> MutableBooleanCollection collectBoolean(Iterator<T> iterator,
 BooleanFunction<? super T> booleanFunction)

See Also:

• Iterate.collectBoolean(Iterable, BooleanFunction)

collectBoolean

public static <T, R extends MutableBooleanCollection>
R collectBoolean(Iterator<T> iterator,
 BooleanFunction<? super T> booleanFunction,
 R target)

See Also:

• Iterate.collectBoolean(Iterable, BooleanFunction, MutableBooleanCollection)

collectByte

public static <T> MutableByteCollection collectByte(Iterator<T> iterator,
 ByteFunction<? super T> byteFunction)

See Also:

• Iterate.collectByte(Iterable, ByteFunction)

collectByte

public static <T, R extends MutableByteCollection>
R collectByte(Iterator<T> iterator,
 ByteFunction<? super T> byteFunction,
 R target)

See Also:

• Iterate.collectByte(Iterable, ByteFunction, MutableByteCollection)

collectChar

public static <T> MutableCharCollection collectChar(Iterator<T> iterator,
 CharFunction<? super T> charFunction)

See Also:

• Iterate.collectChar(Iterable, CharFunction)

collectChar

public static <T, R extends MutableCharCollection>
R collectChar(Iterator<T> iterator,
 CharFunction<? super T> charFunction,
 R target)

See Also:

• Iterate.collectChar(Iterable, CharFunction, MutableCharCollection)

collectDouble

public static <T> MutableDoubleCollection collectDouble(Iterator<T> iterator,
 DoubleFunction<? super T> doubleFunction)

See Also:

• Iterate.collectDouble(Iterable, DoubleFunction)

collectDouble

public static <T, R extends MutableDoubleCollection>
R collectDouble(Iterator<T> iterator,
 DoubleFunction<? super T> doubleFunction,
 R target)

See Also:

• Iterate.collectDouble(Iterable, DoubleFunction, MutableDoubleCollection)

collectFloat

public static <T> MutableFloatCollection collectFloat(Iterator<T> iterator,
 FloatFunction<? super T> floatFunction)

See Also:

• Iterate.collectFloat(Iterable, FloatFunction)

collectFloat

public static <T, R extends MutableFloatCollection>
R collectFloat(Iterator<T> iterator,
 FloatFunction<? super T> floatFunction,
 R target)

See Also:

• Iterate.collectFloat(Iterable, FloatFunction, MutableFloatCollection)

collectInt

public static <T> MutableIntCollection collectInt(Iterator<T> iterator,
 IntFunction<? super T> intFunction)

See Also:

• Iterate.collectInt(Iterable, IntFunction)

collectInt

public static <T, R extends MutableIntCollection> R collectInt(Iterator<T> iterator,
 IntFunction<? super T> intFunction,
 R target)

See Also:

• Iterate.collectInt(Iterable, IntFunction, MutableIntCollection)

collectLong

public static <T> MutableLongCollection collectLong(Iterator<T> iterator,
 LongFunction<? super T> longFunction)

See Also:

• Iterate.collectLong(Iterable, LongFunction)

collectLong

public static <T, R extends MutableLongCollection>
R collectLong(Iterator<T> iterator,
 LongFunction<? super T> longFunction,
 R target)

See Also:

• Iterate.collectLong(Iterable, LongFunction, MutableLongCollection)

collectShort

public static <T> MutableShortCollection collectShort(Iterator<T> iterator,
 ShortFunction<? super T> shortFunction)

See Also:

• Iterate.collectShort(Iterable, ShortFunction)

collectShort

public static <T, R extends MutableShortCollection>
R collectShort(Iterator<T> iterator,
 ShortFunction<? super T> shortFunction,
 R target)

See Also:

• Iterate.collectShort(Iterable, ShortFunction, MutableShortCollection)

flatCollect

public static <T, V, R extends Collection<V>> R flatCollect(Iterator<T> iterator,
 Function<? super T, ? extends Iterable<V>> function,
 R targetCollection)

See Also:

• Iterate.flatCollect(Iterable, Function, Collection)

forEach

public static <T> void forEach(Iterator<T> iterator,
 Procedure<? super T> procedure)

See Also:

• Iterate.forEach(Iterable, Procedure)

forEachWithIndex

public static <T> void forEachWithIndex(Iterator<T> iterator,
 ObjectIntProcedure<? super T> objectIntProcedure)

See Also:

• Iterate.forEachWithIndex(Iterable, ObjectIntProcedure)

detect

public static <T> T detect(Iterator<T> iterator,
 Predicate<? super T> predicate)

See Also:

• Iterate.detect(Iterable, Predicate)

detectWith

public static <T,P> T detectWith(Iterator<T> iterator,
 Predicate2<? super T, ? super P> predicate,
 P parameter)

See Also:

• Iterate.detectWith(Iterable, Predicate2, Object)

detectOptional

public static <T> Optional<T> detectOptional(Iterator<T> iterator,
 Predicate<? super T> predicate)

See Also:

• Iterate.detectOptional(Iterable, Predicate)

detectWithOptional

public static <T,P> Optional<T> detectWithOptional(Iterator<T> iterator,
 Predicate2<? super T, ? super P> predicate,
 P parameter)

See Also:

• Iterate.detectWithOptional(Iterable, Predicate2, Object)

injectInto

public static <T,IV> IV injectInto(IV injectValue,
 Iterator<T> iterator,
 Function2<? super IV, ? super T, ? extends IV> function)

See Also:

• Iterate.injectInto(Object, Iterable, Function2)

injectInto

public static <T> int injectInto(int injectValue,
 Iterator<T> iterator,
 IntObjectToIntFunction<? super T> function)

See Also:

• Iterate.injectInto(int, Iterable, IntObjectToIntFunction)

injectInto

public static <T> long injectInto(long injectValue,
 Iterator<T> iterator,
 LongObjectToLongFunction<? super T> function)

See Also:

• Iterate.injectInto(long, Iterable, LongObjectToLongFunction)

injectInto

public static <T> double injectInto(double injectValue,
 Iterator<T> iterator,
 DoubleObjectToDoubleFunction<? super T> function)

See Also:

• Iterate.injectInto(double, Iterable, DoubleObjectToDoubleFunction)

injectInto

public static <T> float injectInto(float injectValue,
 Iterator<T> iterator,
 FloatObjectToFloatFunction<? super T> function)

See Also:

• Iterate.injectInto(float, Iterable, FloatObjectToFloatFunction)

injectIntoWith

public static <T,IV,P> IV injectIntoWith(IV injectValue,
 Iterator<T> iterator,
 Function3<? super IV, ? super T, ? super P, ? extends IV> function,
 P parameter)

See Also:

• Iterate.injectIntoWith(Object, Iterable, Function3, Object)

shortCircuit

public static <T> boolean shortCircuit(Iterator<T> iterator,
 Predicate<? super T> predicate,
 boolean expected,
 boolean onShortCircuit,
 boolean atEnd)

shortCircuitWith

public static <T,P> boolean shortCircuitWith(Iterator<T> iterator,
 Predicate2<? super T, ? super P> predicate2,
 P parameter,
 boolean expected,
 boolean onShortCircuit,
 boolean atEnd)

anySatisfy

public static <T> boolean anySatisfy(Iterator<T> iterator,
 Predicate<? super T> predicate)

See Also:

• Iterate.anySatisfy(Iterable, Predicate)

anySatisfyWith

public static <T,P> boolean anySatisfyWith(Iterator<T> iterator,
 Predicate2<? super T, ? super P> predicate,
 P parameter)

See Also:

• Iterate.anySatisfyWith(Iterable, Predicate2, Object)

allSatisfy

public static <T> boolean allSatisfy(Iterator<T> iterator,
 Predicate<? super T> predicate)

See Also:

• Iterate.allSatisfy(Iterable, Predicate)

allSatisfyWith

public static <T,P> boolean allSatisfyWith(Iterator<T> iterator,
 Predicate2<? super T, ? super P> predicate,
 P parameter)

See Also:

• Iterate.allSatisfyWith(Iterable, Predicate2, Object)

noneSatisfy

public static <T> boolean noneSatisfy(Iterator<T> iterator,
 Predicate<? super T> predicate)

See Also:

• Iterate.noneSatisfy(Iterable, Predicate)

noneSatisfyWith

public static <T,P> boolean noneSatisfyWith(Iterator<T> iterator,
 Predicate2<? super T, ? super P> predicate,
 P parameter)

See Also:

• Iterate.noneSatisfyWith(Iterable, Predicate2, Object)

removeIf

public static <T> boolean removeIf(Iterator<T> iterator,
 Predicate<? super T> predicate)

See Also:

• Iterate.removeIf(Iterable, Predicate)

removeIfWith

public static <T,P> boolean removeIfWith(Iterator<T> iterator,
 Predicate2<? super T, ? super P> predicate,
 P parameter)

See Also:

• Iterate.removeIfWith(Iterable, Predicate2, Object)

removeIf

public static <T> boolean removeIf(Iterator<T> iterator,
 Predicate<? super T> predicate,
 Procedure<? super T> procedure)

removeIfWith

public static <T,P> boolean removeIfWith(Iterator<T> iterator,
 Predicate2<? super T, ? super P> predicate,
 P parameter,
 Procedure<? super T> procedure)

detectIndex

public static <T> int detectIndex(Iterator<T> iterator,
 Predicate<? super T> predicate)

See Also:

• Iterate.detectIndex(Iterable, Predicate)

detectIndexWith

public static <T,IV> int detectIndexWith(Iterator<T> iterator,
 Predicate2<? super T, ? super IV> predicate,
 IV injectedValue)

See Also:

• Iterate.detectIndexWith(Iterable, Predicate2, Object)

forEachWith

public static <T,P> void forEachWith(Iterator<T> iterator,
 Procedure2<? super T, ? super P> procedure,
 P parameter)

See Also:

• Iterate.forEachWith(Iterable, Procedure2, Object)

collectWith

public static <T, P, A, R extends Collection<A>> R collectWith(Iterator<T> iterator,
 Function2<? super T, ? super P, ? extends A> function,
 P parameter,
 R targetCollection)

See Also:

• Iterate.collectWith(Iterable, Function2, Object, Collection)

groupBy

public static <T,V> ImmutableMultimap<V,T> groupBy(Iterator<T> iterator,
 Function<? super T, ? extends V> function)

See Also:

• Iterate.groupBy(Iterable, Function)

groupBy

public static <T, V, R extends MutableMultimap<V,T>>
R groupBy(Iterator<T> iterator,
 Function<? super T, ? extends V> function,
 R target)

See Also:

• Iterate.groupBy(Iterable, Function, MutableMultimap)

groupByEach

public static <T, V, R extends MutableMultimap<V,T>>
R groupByEach(Iterator<T> iterator,
 Function<? super T, ? extends Iterable<V>> function,
 R target)

See Also:

• Iterate.groupByEach(Iterable, Function, MutableMultimap)

groupByUniqueKey

public static <K, T, R extends MutableMapIterable<K,T>>
R groupByUniqueKey(Iterator<T> iterator,
 Function<? super T, ? extends K> function,
 R target)

See Also:

• Iterate.groupByUniqueKey(Iterable, Function, MutableMapIterable)

distinct

@Deprecated
public static <T, R extends List<T>> R distinct(Iterator<T> iterator,
 R targetCollection)

Deprecated.

in 7.0.

distinct

public static <T> MutableList<T> distinct(Iterator<T> iterator)

Since:

7.0.

distinct

public static <T> MutableList<T> distinct(Iterator<T> iterator,
 HashingStrategy<? super T> hashingStrategy)

Since:

7.0.

zip

public static <X, Y, R extends Collection<Pair<X,Y>>>
R zip(Iterator<X> xs,
 Iterator<Y> ys,
 R target)

See Also:

• Iterate.zip(Iterable, Iterable, Collection)

zipWithIndex

public static <T, R extends Collection<Pair<T,Integer>>>
R zipWithIndex(Iterator<T> iterator,
 R target)

See Also:

• Iterate.zipWithIndex(Iterable, Collection)

chunk

public static <T> RichIterable<RichIterable<T>> chunk(Iterator<T> iterator,
 int size)

See Also:

• Iterate.chunk(Iterable, int)

min

public static <T> T min(Iterator<T> iterator,
 Comparator<? super T> comparator)

See Also:

• Iterate.min(Iterable, Comparator)

max

public static <T> T max(Iterator<T> iterator,
 Comparator<? super T> comparator)

See Also:

• Iterate.max(Iterable, Comparator)

advanceIteratorTo

public static <T> Iterator<T> advanceIteratorTo(Iterator<T> iterator,
 int from)

sumOfInt

public static <T> long sumOfInt(Iterator<T> iterator,
 IntFunction<? super T> function)

sumOfLong

public static <T> long sumOfLong(Iterator<T> iterator,
 LongFunction<? super T> function)

sumOfFloat

public static <T> double sumOfFloat(Iterator<T> iterator,
 FloatFunction<? super T> function)

sumOfDouble

public static <T> double sumOfDouble(Iterator<T> iterator,
 DoubleFunction<? super T> function)

sumOfBigDecimal

public static <T> BigDecimal sumOfBigDecimal(Iterator<T> iterator,
 Function<? super T, BigDecimal> function)

sumOfBigInteger

public static <T> BigInteger sumOfBigInteger(Iterator<T> iterator,
 Function<? super T, BigInteger> function)

sumByBigDecimal

public static <V,T> MutableMap<V, BigDecimal> sumByBigDecimal(Iterator<T> iterator,
 Function<? super T, ? extends V> groupBy,
 Function<? super T, BigDecimal> function)

sumByBigInteger

public static <V,T> MutableMap<V, BigInteger> sumByBigInteger(Iterator<T> iterator,
 Function<? super T, ? extends V> groupBy,
 Function<? super T, BigInteger> function)

aggregateBy

public static <T,K,V> MutableMap<K,V> aggregateBy(Iterator<T> iterator,
 Function<? super T, ? extends K> groupBy,
 Function0<? extends V> zeroValueFactory,
 Procedure2<? super V, ? super T> mutatingAggregator)

aggregateBy

public static <T,K,V> MutableMap<K,V> aggregateBy(Iterator<T> iterator,
 Function<? super T, ? extends K> groupBy,
 Function0<? extends V> zeroValueFactory,
 Function2<? super V, ? super T, ? extends V> nonMutatingAggregator)

minBy

public static <T, V extends Comparable<? super V>>
T minBy(Iterator<T> iterator,
 Function<? super T, ? extends V> function)

maxBy

public static <T, V extends Comparable<? super V>>
T maxBy(Iterator<T> iterator,
 Function<? super T, ? extends V> function)