Class CharSets.Singleton
- java.lang.Object
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- java.util.AbstractCollection<java.lang.Character>
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- it.unimi.dsi.fastutil.chars.AbstractCharCollection
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- it.unimi.dsi.fastutil.chars.AbstractCharSet
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- it.unimi.dsi.fastutil.chars.CharSets.Singleton
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- All Implemented Interfaces:
CharCollection
,CharIterable
,CharSet
,java.io.Serializable
,java.lang.Cloneable
,java.lang.Iterable<java.lang.Character>
,java.util.Collection<java.lang.Character>
,java.util.Set<java.lang.Character>
- Direct Known Subclasses:
CharSortedSets.Singleton
- Enclosing class:
- CharSets
public static class CharSets.Singleton extends AbstractCharSet implements java.io.Serializable, java.lang.Cloneable
An immutable class representing a type-specific singleton set.This class may be useful to implement your own in case you subclass a type-specific set.
- See Also:
- Serialized Form
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Method Summary
All Methods Instance Methods Concrete Methods Deprecated Methods Modifier and Type Method Description boolean
addAll(CharCollection c)
Adds all elements of the given type-specific collection to this collection.boolean
addAll(java.util.Collection<? extends java.lang.Character> c)
java.lang.Object
clone()
boolean
contains(char k)
Returnstrue
if this collection contains the specified element.void
forEach(CharConsumer action)
Performs the given action for each element of this type-specificIterable
until all elements have been processed or the action throws an exception.void
forEach(java.util.function.Consumer<? super java.lang.Character> action)
Deprecated.IntIterator
intIterator()
Returns a widened primitive iterator on the elements of this collection.IntSpliterator
intSpliterator()
Returns widened primitive spliterator on the elements of this collection.CharListIterator
iterator()
Returns a type-specific iterator on the elements of this collection.boolean
remove(char k)
Removes an element from this set.boolean
removeAll(CharCollection c)
Remove from this collection all elements in the given type-specific collection.boolean
removeAll(java.util.Collection<?> c)
boolean
removeIf(CharPredicate filter)
Remove from this collection all elements which satisfy the given predicate.boolean
removeIf(java.util.function.Predicate<? super java.lang.Character> filter)
Deprecated.boolean
retainAll(CharCollection c)
Retains in this collection only elements from the given type-specific collection.boolean
retainAll(java.util.Collection<?> c)
int
size()
CharSpliterator
spliterator()
Returns a type-specific spliterator on the elements of this set.java.lang.Object[]
toArray()
Deprecated.char[]
toCharArray()
Returns a primitive type array containing the items of this collection.-
Methods inherited from class it.unimi.dsi.fastutil.chars.AbstractCharSet
equals, hashCode, rem
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Methods inherited from class it.unimi.dsi.fastutil.chars.AbstractCharCollection
add, add, contains, containsAll, containsAll, remove, toArray, toCharArray, toString
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Methods inherited from interface it.unimi.dsi.fastutil.chars.CharCollection
add, containsAll, intParallelStream, intStream, parallelStream, removeIf, stream, toArray, toCharArray
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Methods inherited from interface it.unimi.dsi.fastutil.chars.CharIterable
forEach
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Method Detail
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contains
public boolean contains(char k)
Description copied from class:AbstractCharCollection
Returnstrue
if this collection contains the specified element.- Specified by:
contains
in interfaceCharCollection
- Overrides:
contains
in classAbstractCharCollection
- See Also:
Collection.contains(Object)
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remove
public boolean remove(char k)
Description copied from class:AbstractCharSet
Removes an element from this set. Delegates to the type-specificrem()
method implemented by type-specific abstractCollection
superclass.- Specified by:
remove
in interfaceCharSet
- Overrides:
remove
in classAbstractCharSet
- See Also:
Collection.remove(Object)
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iterator
public CharListIterator iterator()
Description copied from interface:CharCollection
Returns a type-specific iterator on the elements of this collection.- Specified by:
iterator
in interfaceCharCollection
- Specified by:
iterator
in interfaceCharIterable
- Specified by:
iterator
in interfaceCharSet
- Specified by:
iterator
in interfacejava.util.Collection<java.lang.Character>
- Specified by:
iterator
in interfacejava.lang.Iterable<java.lang.Character>
- Specified by:
iterator
in interfacejava.util.Set<java.lang.Character>
- Specified by:
iterator
in classAbstractCharSet
- Returns:
- a type-specific iterator on the elements of this collection.
- See Also:
Iterable.iterator()
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spliterator
public CharSpliterator spliterator()
Description copied from interface:CharSet
Returns a type-specific spliterator on the elements of this set.Set spliterators must report at least
Spliterator.DISTINCT
.See
Set.spliterator()
for more documentation on the requirements of the returned spliterator.- Specified by:
spliterator
in interfaceCharCollection
- Specified by:
spliterator
in interfaceCharIterable
- Specified by:
spliterator
in interfaceCharSet
- Specified by:
spliterator
in interfacejava.util.Collection<java.lang.Character>
- Specified by:
spliterator
in interfacejava.lang.Iterable<java.lang.Character>
- Specified by:
spliterator
in interfacejava.util.Set<java.lang.Character>
- Returns:
- a type-specific spliterator on the elements of this collection.
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size
public int size()
- Specified by:
size
in interfacejava.util.Collection<java.lang.Character>
- Specified by:
size
in interfacejava.util.Set<java.lang.Character>
- Specified by:
size
in classjava.util.AbstractCollection<java.lang.Character>
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toCharArray
public char[] toCharArray()
Description copied from interface:CharCollection
Returns a primitive type array containing the items of this collection.- Specified by:
toCharArray
in interfaceCharCollection
- Overrides:
toCharArray
in classAbstractCharCollection
- Returns:
- a primitive type array containing the items of this collection.
- See Also:
Collection.toArray()
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forEach
@Deprecated public void forEach(java.util.function.Consumer<? super java.lang.Character> action)
Deprecated.Description copied from interface:CharIterable
- Specified by:
forEach
in interfaceCharIterable
- Specified by:
forEach
in interfacejava.lang.Iterable<java.lang.Character>
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addAll
public boolean addAll(java.util.Collection<? extends java.lang.Character> c)
Description copied from class:AbstractCharCollection
- Specified by:
addAll
in interfacejava.util.Collection<java.lang.Character>
- Specified by:
addAll
in interfacejava.util.Set<java.lang.Character>
- Overrides:
addAll
in classAbstractCharCollection
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removeAll
public boolean removeAll(java.util.Collection<?> c)
Description copied from class:AbstractCharCollection
- Specified by:
removeAll
in interfacejava.util.Collection<java.lang.Character>
- Specified by:
removeAll
in interfacejava.util.Set<java.lang.Character>
- Overrides:
removeAll
in classAbstractCharCollection
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retainAll
public boolean retainAll(java.util.Collection<?> c)
Description copied from class:AbstractCharCollection
- Specified by:
retainAll
in interfacejava.util.Collection<java.lang.Character>
- Specified by:
retainAll
in interfacejava.util.Set<java.lang.Character>
- Overrides:
retainAll
in classAbstractCharCollection
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removeIf
@Deprecated public boolean removeIf(java.util.function.Predicate<? super java.lang.Character> filter)
Deprecated.Description copied from interface:CharCollection
- Specified by:
removeIf
in interfaceCharCollection
- Specified by:
removeIf
in interfacejava.util.Collection<java.lang.Character>
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forEach
public void forEach(CharConsumer action)
Description copied from interface:CharIterable
Performs the given action for each element of this type-specificIterable
until all elements have been processed or the action throws an exception.- Specified by:
forEach
in interfaceCharIterable
- Parameters:
action
- the action to be performed for each element.- See Also:
Iterable.forEach(java.util.function.Consumer)
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addAll
public boolean addAll(CharCollection c)
Description copied from interface:CharCollection
Adds all elements of the given type-specific collection to this collection.- Specified by:
addAll
in interfaceCharCollection
- Overrides:
addAll
in classAbstractCharCollection
- Parameters:
c
- a type-specific collection.- Returns:
true
if this collection changed as a result of the call.- See Also:
Collection.addAll(Collection)
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removeAll
public boolean removeAll(CharCollection c)
Description copied from interface:CharCollection
Remove from this collection all elements in the given type-specific collection.- Specified by:
removeAll
in interfaceCharCollection
- Overrides:
removeAll
in classAbstractCharCollection
- Parameters:
c
- a type-specific collection.- Returns:
true
if this collection changed as a result of the call.- See Also:
Collection.removeAll(Collection)
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retainAll
public boolean retainAll(CharCollection c)
Description copied from interface:CharCollection
Retains in this collection only elements from the given type-specific collection.- Specified by:
retainAll
in interfaceCharCollection
- Overrides:
retainAll
in classAbstractCharCollection
- Parameters:
c
- a type-specific collection.- Returns:
true
if this collection changed as a result of the call.- See Also:
Collection.retainAll(Collection)
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removeIf
public boolean removeIf(CharPredicate filter)
Description copied from interface:CharCollection
Remove from this collection all elements which satisfy the given predicate.- Specified by:
removeIf
in interfaceCharCollection
- Parameters:
filter
- a predicate which returnstrue
for elements to be removed.- Returns:
true
if any elements were removed.- See Also:
Collection.removeIf(java.util.function.Predicate)
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intIterator
public IntIterator intIterator()
Description copied from interface:CharCollection
Returns a widened primitive iterator on the elements of this collection.This method is provided for the purpose of APIs that expect only the JDK's primitive iterators, of which there are only
int
,long
, anddouble
.WARNING: This is not the same as converting the source to a sequence of code points. This returned instance literally performs
(int)(charValue)
casts. Surrogate pairs will be left as separate elements instead of combined into a single element with the code point it represents. SeeCharacter
for more discussion on code points, char values, and surrogate pairs.- Specified by:
intIterator
in interfaceCharCollection
- Specified by:
intIterator
in interfaceCharIterable
- Returns:
- a widened primitive iterator on the elements of this collection.
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intSpliterator
public IntSpliterator intSpliterator()
Description copied from interface:CharCollection
Returns widened primitive spliterator on the elements of this collection.This method is provided for the purpose of APIs that expect only the JDK's primitive spliterators, of which there are only
int
,long
, anddouble
.WARNING: This is not the same as converting the source to a sequence of code points. This returned instance literally performs
(int)(charValue)
casts. Surrogate pairs will be left as separate elements instead of combined into a single element with the code point it represents. SeeCharacter
for more discussion on code points, char values, and surrogate pairs.- Specified by:
intSpliterator
in interfaceCharCollection
- Specified by:
intSpliterator
in interfaceCharIterable
- Returns:
- a widened primitive spliterator on the elements of this collection.
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toArray
@Deprecated public java.lang.Object[] toArray()
Deprecated.- Specified by:
toArray
in interfacejava.util.Collection<java.lang.Character>
- Specified by:
toArray
in interfacejava.util.Set<java.lang.Character>
- Overrides:
toArray
in classjava.util.AbstractCollection<java.lang.Character>
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clone
public java.lang.Object clone()
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