Top Inners Fields Constructors Methods
org.eclipse.collections.impl.bag.immutable

pack-priv final Class ImmutableSingletonBag<T>

extends AbstractImmutableBag<T>
implements Serializable
Class Inheritance
All Implemented Interfaces
java.io.Serializable
Imports
java.io.Serializable, java.util.Collection, .Comparator, .Iterator, .NoSuchElementException, .Objects, .Optional, org.eclipse.collections.api.RichIterable, org.eclipse.collections.api.bag.Bag, .ImmutableBag, .MutableBag, org.eclipse.collections.api.block.function.Function, .Function0, .Function2, org.eclipse.collections.api.block.function.primitive.ObjectIntToObjectFunction, org.eclipse.collections.api.block.predicate.Predicate, .Predicate2, org.eclipse.collections.api.block.predicate.primitive.IntPredicate, .ObjectIntPredicate, org.eclipse.collections.api.block.procedure.Procedure, .Procedure2, org.eclipse.collections.api.block.procedure.primitive.ObjectIntProcedure, org.eclipse.collections.api.factory.Bags, .Sets, org.eclipse.collections.api.map.MutableMap, org.eclipse.collections.api.multimap.MutableMultimap, org.eclipse.collections.api.multimap.bag.ImmutableBagMultimap, org.eclipse.collections.api.ordered.OrderedIterable, org.eclipse.collections.api.set.ImmutableSet, org.eclipse.collections.api.tuple.Pair, org.eclipse.collections.impl.bag.mutable.HashBag, org.eclipse.collections.impl.block.factory.Predicates, org.eclipse.collections.impl.block.procedure.MultimapEachPutProcedure, org.eclipse.collections.impl.map.mutable.UnifiedMap, org.eclipse.collections.impl.multimap.bag.HashBagMultimap, org.eclipse.collections.impl.tuple.Tuples, org.eclipse.collections.impl.utility.ArrayIterate, .Iterate

Since
1.0

Nested and Inner Type Summary

Modifier and TypeClass and Description
private class

Field Summary

Modifier and TypeField and Description
private static final long
private final T

Constructor Summary

AccessConstructor and Description
pack-priv

Method Summary

Modifier and TypeMethod and Description
public boolean
allSatisfy(Predicate<? super T> predicate)

Overrides org.eclipse.collections.impl.AbstractRichIterable.allSatisfy.

Implements org.eclipse.collections.api.RichIterable.allSatisfy.

Returns true if the predicate evaluates to true for every element of the iterable or if the iterable is empty.

public boolean
allSatisfyWithOccurrences(ObjectIntPredicate<? super T> predicate)

Implements org.eclipse.collections.api.bag.Bag.allSatisfyWithOccurrences.

Returns true if the predicate evaluates to true for all elements of the Bag.

public boolean
anySatisfy(Predicate<? super T> predicate)

Overrides org.eclipse.collections.impl.AbstractRichIterable.anySatisfy.

Implements org.eclipse.collections.api.RichIterable.anySatisfy.

Returns true if the predicate evaluates to true for any element of the iterable.

public boolean
anySatisfyWithOccurrences(ObjectIntPredicate<? super T> predicate)

Implements org.eclipse.collections.api.bag.Bag.anySatisfyWithOccurrences.

Returns true if the predicate evaluates to true for any element of the Bag.

public <V> ImmutableBag<V>
collect(Function<? super T, ? extends V> function)

Implements org.eclipse.collections.api.bag.ImmutableBag.collect, org.eclipse.collections.api.RichIterable.collect, org.eclipse.collections.api.collection.ImmutableCollection.collect.

Returns a new collection with the results of applying the specified function on each element of the source collection.

public <V> ImmutableBag<V>
collectIf(Predicate<? super T> predicate, Function<? super T, ? extends V> function)

Implements org.eclipse.collections.api.bag.ImmutableBag.collectIf, org.eclipse.collections.api.RichIterable.collectIf, org.eclipse.collections.api.collection.ImmutableCollection.collectIf.

Returns a new collection with the results of applying the specified function on each element of the source collection, but only for those elements which return true upon evaluation of the predicate.

public <V, R extends Collection<V>> R
collectIf(Predicate<? super T> predicate, Function<? super T, ? extends V> function, R target)

Overrides org.eclipse.collections.impl.bag.AbstractBag.collectIf.

Implements org.eclipse.collections.api.RichIterable.collectIf.

Same as the collectIf method with two parameters but uses the specified target collection for the results.

public <V, R extends Collection<V>> R
collectWithOccurrences(ObjectIntToObjectFunction<? super T, ? extends V> function, R target)

Overrides default org.eclipse.collections.api.bag.Bag.collectWithOccurrences.

Iterates over the unique elements and their occurrences and collects the results of applying the specified function into the target collection.

public boolean
contains(Object object)

Overrides org.eclipse.collections.impl.AbstractRichIterable.contains.

Implements org.eclipse.collections.api.RichIterable.contains, java.util.Collection.contains.

Returns true if the iterable has an element which responds true to element.equals(object).

public boolean
containsAllArguments(Object... elements)

Overrides org.eclipse.collections.impl.AbstractRichIterable.containsAllArguments.

Implements org.eclipse.collections.api.RichIterable.containsAllArguments.

Returns true if all elements in the specified var arg array are contained in this collection.

public boolean
containsAllIterable(Iterable<?> source)

Overrides org.eclipse.collections.impl.AbstractRichIterable.containsAllIterable.

Implements org.eclipse.collections.api.RichIterable.containsAllIterable.

Returns true if all elements in source are contained in this collection.

public int
count(Predicate<? super T> predicate)

Overrides org.eclipse.collections.impl.bag.AbstractBag.count.

Implements org.eclipse.collections.api.RichIterable.count.

Return the total number of elements that answer true to the specified predicate.

public T
detect(Predicate<? super T> predicate)

Overrides org.eclipse.collections.impl.AbstractRichIterable.detect.

Implements org.eclipse.collections.api.RichIterable.detect.

Returns the first element of the iterable for which the predicate evaluates to true or null in the case where no element returns true.

public T
detectIfNone(Predicate<? super T> predicate, Function0<? extends T> function)

Overrides default org.eclipse.collections.api.RichIterable.detectIfNone.

Returns the first element of the iterable for which the predicate evaluates to true.

public Optional<T>
detectOptional(Predicate<? super T> predicate)

Overrides org.eclipse.collections.impl.AbstractRichIterable.detectOptional.

Implements org.eclipse.collections.api.RichIterable.detectOptional.

Returns the first element of the iterable for which the predicate evaluates to true as an Optional.

public T
detectWithOccurrences(ObjectIntPredicate<? super T> predicate)

Implements org.eclipse.collections.api.bag.Bag.detectWithOccurrences.

Returns an element of the Bag that satisfies the predicate or null if such an element does not exist

public RichIterable<T>
distinctView()

Overrides default org.eclipse.collections.api.bag.Bag.distinctView.

Returns an unmodifiable view on the distinct elements with the same complexity as the Bag implementation.

public void
each(Procedure<? super T> procedure)

Implements org.eclipse.collections.api.RichIterable.each.

The procedure is executed for each element in the iterable.

private ImmutableBag<T>
public boolean
equals(Object obj)

Overrides java.lang.Object.equals.

Implements org.eclipse.collections.api.bag.Bag.equals, java.util.Collection.equals.

Two bags b1 and b2 are equal if m1.toMapOfItemToCount().equals(m2.toMapOfItemToCount()).

public <V> ImmutableBag<V>
public <V, R extends Collection<V>> R
flatCollect(Function<? super T, ? extends Iterable<V>> function, R target)

Overrides org.eclipse.collections.impl.bag.AbstractBag.flatCollect.

Implements org.eclipse.collections.api.RichIterable.flatCollect.

Same as flatCollect, only the results are collected into the target collection.

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

Overrides org.eclipse.collections.impl.AbstractRichIterable.forEachWith.

Implements org.eclipse.collections.api.InternalIterable.forEachWith.

The procedure2 is evaluated for each element in the iterable with the specified parameter provided as the second argument.

public void
forEachWithIndex(ObjectIntProcedure<? super T> objectIntProcedure)

Overrides org.eclipse.collections.impl.AbstractRichIterable.forEachWithIndex.

Implements org.eclipse.collections.api.InternalIterable.forEachWithIndex.

Iterates over the iterable passing each element and the current relative int index to the specified instance of ObjectIntProcedure.

public void
forEachWithOccurrences(ObjectIntProcedure<? super T> objectIntProcedure)

Implements org.eclipse.collections.api.bag.Bag.forEachWithOccurrences.

For each distinct item, with the number of occurrences, execute the specified procedure.

public T
getFirst()

Implements org.eclipse.collections.api.RichIterable.getFirst.

Returns the first element of an iterable.

public T
getLast()

Implements org.eclipse.collections.api.RichIterable.getLast.

Returns the last element of an iterable.

public T
getOnly()

Overrides default org.eclipse.collections.api.RichIterable.getOnly.

Returns the element if the iterable has exactly one element.

public <V> ImmutableBagMultimap<V, T>
groupBy(Function<? super T, ? extends V> function)

Implements org.eclipse.collections.api.bag.ImmutableBag.groupBy, org.eclipse.collections.api.bag.ImmutableBagIterable.groupBy, org.eclipse.collections.api.bag.Bag.groupBy, org.eclipse.collections.api.RichIterable.groupBy.

For each element of the iterable, the function is evaluated and the results of these evaluations are collected into a new multimap, where the transformed value is the key and the original values are added to the same (or similar) species of collection as the source iterable.

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

Overrides org.eclipse.collections.impl.bag.AbstractBag.groupBy.

Implements org.eclipse.collections.api.RichIterable.groupBy.

Same as groupBy(Function), except that the results are gathered into the specified target multimap.

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

Overrides org.eclipse.collections.impl.bag.AbstractBag.groupByEach.

Implements org.eclipse.collections.api.RichIterable.groupByEach.

Same as groupByEach(Function), except that the results are gathered into the specified target multimap.

public int
hashCode()

Overrides java.lang.Object.hashCode.

Implements org.eclipse.collections.api.bag.Bag.hashCode, java.util.Collection.hashCode.

Returns the hash code for this Bag, defined as this.

public <IV> IV
injectInto(IV injectedValue, Function2<? super IV, ? super T, ? extends IV> function)

Overrides org.eclipse.collections.impl.bag.AbstractBag.injectInto.

Implements org.eclipse.collections.api.RichIterable.injectInto.

Returns the final result of evaluating function using each element of the iterable and the previous evaluation result as the parameters.

public boolean
public Iterator<T>
iterator()

Implements java.lang.Iterable.iterator, java.util.Collection.iterator.

Returns an iterator over elements of type T.

public T
max(Comparator<? super T> comparator)

Overrides org.eclipse.collections.impl.AbstractRichIterable.max.

Implements org.eclipse.collections.api.RichIterable.max.

Returns the maximum element out of this container based on the comparator.

public T
max()

Overrides org.eclipse.collections.impl.AbstractRichIterable.max.

Implements org.eclipse.collections.api.RichIterable.max.

Returns the maximum element out of this container based on the natural order.

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

Overrides org.eclipse.collections.impl.AbstractRichIterable.maxBy.

Implements org.eclipse.collections.api.RichIterable.maxBy.

Returns the maximum elements out of this container based on the natural order of the attribute returned by Function.

public T
min(Comparator<? super T> comparator)

Overrides org.eclipse.collections.impl.AbstractRichIterable.min.

Implements org.eclipse.collections.api.RichIterable.min.

Returns the minimum element out of this container based on the comparator.

public T
min()

Overrides org.eclipse.collections.impl.AbstractRichIterable.min.

Implements org.eclipse.collections.api.RichIterable.min.

Returns the minimum element out of this container based on the natural order.

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

Overrides org.eclipse.collections.impl.AbstractRichIterable.minBy.

Implements org.eclipse.collections.api.RichIterable.minBy.

Returns the minimum elements out of this container based on the natural order of the attribute returned by Function.

public ImmutableBag<T>
newWith(T element)

Implements org.eclipse.collections.api.bag.ImmutableBag.newWith, org.eclipse.collections.api.collection.ImmutableCollection.newWith.

This method is similar to the with method in MutableCollection with the difference that a new copy of this collection with the element appended will be returned.

public ImmutableBag<T>
newWithAll(Iterable<? extends T> elements)

Implements org.eclipse.collections.api.bag.ImmutableBag.newWithAll, org.eclipse.collections.api.collection.ImmutableCollection.newWithAll.

This method is similar to the withAll method in MutableCollection with the difference that a new copy of this collection with the elements appended will be returned.

public ImmutableBag<T>
newWithout(T element)

Implements org.eclipse.collections.api.bag.ImmutableBag.newWithout, org.eclipse.collections.api.collection.ImmutableCollection.newWithout.

This method is similar to the without method in MutableCollection with the difference that a new copy of this collection with the element removed will be returned.

public ImmutableBag<T>
newWithoutAll(Iterable<? extends T> elements)

Overrides org.eclipse.collections.impl.bag.immutable.AbstractImmutableBag.newWithoutAll.

Implements org.eclipse.collections.api.bag.ImmutableBag.newWithoutAll, org.eclipse.collections.api.collection.ImmutableCollection.newWithoutAll.

This method is similar to the withoutAll method in MutableCollection with the difference that a new copy of this collection with the elements removed will be returned.

public boolean
noneSatisfy(Predicate<? super T> predicate)

Overrides org.eclipse.collections.impl.AbstractRichIterable.noneSatisfy.

Implements org.eclipse.collections.api.RichIterable.noneSatisfy.

Returns true if the predicate evaluates to false for every element of the iterable or if the iterable is empty.

public boolean
noneSatisfyWithOccurrences(ObjectIntPredicate<? super T> predicate)

Implements org.eclipse.collections.api.bag.Bag.noneSatisfyWithOccurrences.

Returns true if the Bag is empty or if the predicate evaluates to false for all elements of the Bag.

public boolean
notEmpty()

Overrides default org.eclipse.collections.api.RichIterable.notEmpty.

The English equivalent of !this.isEmpty()

public int
occurrencesOf(Object item)

Implements org.eclipse.collections.api.bag.Bag.occurrencesOf.

The occurrences of a distinct item in the bag.

public ImmutableBag<T>
public <R extends Collection<T>> R
reject(Predicate<? super T> predicate, R target)

Overrides org.eclipse.collections.impl.bag.AbstractBag.reject.

Implements org.eclipse.collections.api.RichIterable.reject.

Same as the reject method with one parameter but uses the specified target collection for the results.

public <P, R extends Collection<T>> R
rejectWith(Predicate2<? super T, ? super P> predicate, P parameter, R target)

Overrides org.eclipse.collections.impl.bag.AbstractBag.rejectWith.

Implements org.eclipse.collections.api.RichIterable.rejectWith.

Similar to reject(Predicate, Collection), except with an evaluation parameter for the second generic argument in Predicate2.

public ImmutableBag<T>
public <R extends Collection<T>> R
select(Predicate<? super T> predicate, R target)

Overrides org.eclipse.collections.impl.bag.AbstractBag.select.

Implements org.eclipse.collections.api.RichIterable.select.

Same as the select method with one parameter but uses the specified target collection for the results.

public ImmutableBag<T>
public <S> ImmutableBag<S>
public ImmutableSet<T>
public <P, R extends Collection<T>> R
selectWith(Predicate2<? super T, ? super P> predicate, P parameter, R target)

Overrides org.eclipse.collections.impl.bag.AbstractBag.selectWith.

Implements org.eclipse.collections.api.RichIterable.selectWith.

Similar to select(Predicate, Collection), except with an evaluation parameter for the second generic argument in Predicate2.

public int
size()

Implements org.eclipse.collections.api.RichIterable.size, java.util.Collection.size.

Returns the number of items in this iterable.

public int
sizeDistinct()

Implements org.eclipse.collections.api.bag.Bag.sizeDistinct.

The size of the Bag when counting only distinct elements.

public MutableMap<T, Integer>
public String
toString()

Overrides org.eclipse.collections.impl.AbstractRichIterable.toString.

Implements org.eclipse.collections.api.RichIterable.toString.

Returns a string with the elements of this iterable separated by commas with spaces and enclosed in square brackets.

private Object
public <S> ImmutableBag<Pair<T, S>>
zip(Iterable<S> that)

Implements org.eclipse.collections.api.bag.ImmutableBag.zip, org.eclipse.collections.api.RichIterable.zip, org.eclipse.collections.api.collection.ImmutableCollection.zip.

Deprecated in 6.0. Use OrderedIterable#zip(Iterable) instead.

Returns a RichIterable formed from this RichIterable and another RichIterable by combining corresponding elements in pairs.

public ImmutableSet<Pair<T, Integer>>
Inherited from org.eclipse.collections.impl.bag.immutable.AbstractImmutableBag:
bottomOccurrenceschunkcollectBooleancollectBytecollectCharcollectDoublecollectFloatcollectIntcollectLongcollectShortcollectWithcollectWithOccurrencescountBycountByEachcountByWithgroupByUniqueKeypartitionpartitionWithrejectWithselectWithtaptoImmutabletopOccurrences