Class FloatLists.Singleton
- java.lang.Object
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- java.util.AbstractCollection<java.lang.Float>
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- it.unimi.dsi.fastutil.floats.AbstractFloatCollection
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- it.unimi.dsi.fastutil.floats.AbstractFloatList
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- it.unimi.dsi.fastutil.floats.FloatLists.Singleton
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- All Implemented Interfaces:
FloatCollection
,FloatIterable
,FloatList
,FloatStack
,Stack<java.lang.Float>
,java.io.Serializable
,java.lang.Cloneable
,java.lang.Comparable<java.util.List<? extends java.lang.Float>>
,java.lang.Iterable<java.lang.Float>
,java.util.Collection<java.lang.Float>
,java.util.List<java.lang.Float>
,java.util.RandomAccess
- Enclosing class:
- FloatLists
public static class FloatLists.Singleton extends AbstractFloatList implements java.util.RandomAccess, java.io.Serializable, java.lang.Cloneable
An immutable class representing a type-specific singleton list.This class may be useful to implement your own in case you subclass a type-specific list.
- See Also:
- Serialized Form
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Nested Class Summary
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Nested classes/interfaces inherited from class it.unimi.dsi.fastutil.floats.AbstractFloatList
AbstractFloatList.FloatRandomAccessSubList, AbstractFloatList.FloatSubList
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Method Summary
All Methods Instance Methods Concrete Methods Deprecated Methods Modifier and Type Method Description boolean
addAll(int i, FloatCollection c)
Inserts all of the elements in the specified type-specific collection into this type-specific list at the specified position (optional operation).boolean
addAll(int i, FloatList c)
Inserts all of the elements in the specified type-specific list into this type-specific list at the specified position (optional operation).boolean
addAll(int i, java.util.Collection<? extends java.lang.Float> c)
Adds all of the elements in the specified collection to this list (optional operation).boolean
addAll(FloatCollection c)
Adds all elements of the given type-specific collection to this collection.boolean
addAll(FloatList c)
Appends all of the elements in the specified type-specific list to the end of this type-specific list (optional operation).boolean
addAll(java.util.Collection<? extends java.lang.Float> c)
void
addElements(int index, float[] a)
Add (hopefully quickly) elements to this type-specific list.void
addElements(int index, float[] a, int offset, int length)
Add (hopefully quickly) elements to this type-specific list.void
clear()
java.lang.Object
clone()
boolean
contains(float k)
Returns true if this list contains the specified element.DoubleIterator
doubleIterator()
Returns a widened primitive iterator on the elements of this collection.DoubleSpliterator
doubleSpliterator()
Returns widened primitive spliterator on the elements of this collection.void
forEach(FloatConsumer 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.Float> action)
Deprecated.void
getElements(int from, float[] a, int offset, int length)
Copies (hopefully quickly) elements of this type-specific list into the given array.float
getFloat(int i)
Returns the element at the specified position in this list.int
indexOf(float k)
Returns the index of the first occurrence of the specified element in this list, or -1 if this list does not contain the element.FloatListIterator
iterator()
Returns a type-specific iterator on the elements of this collection.FloatListIterator
listIterator()
Returns a type-specific list iterator on the list.FloatListIterator
listIterator(int i)
Returns a type-specific list iterator on the list starting at a given index.boolean
rem(float k)
Removes a single instance of the specified element from this collection, if it is present (optional operation).boolean
removeAll(FloatCollection c)
Remove from this collection all elements in the given type-specific collection.boolean
removeAll(java.util.Collection<?> c)
void
removeElements(int from, int to)
Removes (hopefully quickly) elements of this type-specific list.float
removeFloat(int i)
Removes the element at the specified position in this list (optional operation).boolean
removeIf(FloatPredicate filter)
Remove from this collection all elements which satisfy the given predicate.boolean
removeIf(java.util.function.Predicate<? super java.lang.Float> filter)
Deprecated.void
replaceAll(FloatUnaryOperator operator)
Replaces each element of this list with the result of applying the operator to that element.void
replaceAll(java.util.function.UnaryOperator<java.lang.Float> operator)
Deprecated.boolean
retainAll(FloatCollection c)
Retains in this collection only elements from the given type-specific collection.boolean
retainAll(java.util.Collection<?> c)
void
setElements(float[] a)
Set (hopefully quickly) elements to match the array given.void
setElements(int index, float[] a)
Set (hopefully quickly) elements to match the array given.void
setElements(int index, float[] a, int offset, int length)
Set (hopefully quickly) elements to match the array given.int
size()
void
size(int size)
Sets the size of this list.void
sort(FloatComparator comparator)
Sort a list using a type-specific comparator.void
sort(java.util.Comparator<? super java.lang.Float> comparator)
Deprecated.FloatSpliterator
spliterator()
Returns a type-specific spliterator on the elements of this list.FloatList
subList(int from, int to)
Returns a type-specific view of the portion of this list from the indexfrom
, inclusive, to the indexto
, exclusive.java.lang.Object[]
toArray()
Deprecated.float[]
toFloatArray()
Returns a primitive type array containing the items of this collection.void
unstableSort(FloatComparator comparator)
Sorts this list using a sort not assured to be stable.void
unstableSort(java.util.Comparator<? super java.lang.Float> comparator)
Deprecated.-
Methods inherited from class it.unimi.dsi.fastutil.floats.AbstractFloatList
add, add, compareTo, equals, hashCode, lastIndexOf, peekFloat, popFloat, push, set, toArray, topFloat, toString
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Methods inherited from class it.unimi.dsi.fastutil.floats.AbstractFloatCollection
add, contains, containsAll, containsAll, remove, toFloatArray
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Methods inherited from interface it.unimi.dsi.fastutil.floats.FloatCollection
containsAll, doubleParallelStream, doubleStream, parallelStream, removeIf, stream, toFloatArray
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Methods inherited from interface it.unimi.dsi.fastutil.floats.FloatIterable
forEach
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Methods inherited from interface it.unimi.dsi.fastutil.floats.FloatList
add, add, contains, get, indexOf, lastIndexOf, remove, remove, replaceAll, set
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Methods inherited from interface it.unimi.dsi.fastutil.floats.FloatStack
peek, pop, push, top
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Method Detail
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getFloat
public float getFloat(int i)
Description copied from interface:FloatList
Returns the element at the specified position in this list.
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rem
public boolean rem(float k)
Description copied from class:AbstractFloatList
Removes a single instance of the specified element from this collection, if it is present (optional operation).- Specified by:
rem
in interfaceFloatCollection
- Overrides:
rem
in classAbstractFloatList
- See Also:
List.remove(Object)
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removeFloat
public float removeFloat(int i)
Description copied from class:AbstractFloatList
Removes the element at the specified position in this list (optional operation).- Specified by:
removeFloat
in interfaceFloatList
- Overrides:
removeFloat
in classAbstractFloatList
- See Also:
List.remove(int)
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contains
public boolean contains(float k)
Description copied from class:AbstractFloatList
Returns true if this list contains the specified element.- Specified by:
contains
in interfaceFloatCollection
- Overrides:
contains
in classAbstractFloatList
- See Also:
List.contains(Object)
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indexOf
public int indexOf(float k)
Description copied from interface:FloatList
Returns the index of the first occurrence of the specified element in this list, or -1 if this list does not contain the element.- Specified by:
indexOf
in interfaceFloatList
- Overrides:
indexOf
in classAbstractFloatList
- See Also:
List.indexOf(Object)
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toFloatArray
public float[] toFloatArray()
Description copied from interface:FloatCollection
Returns a primitive type array containing the items of this collection.- Specified by:
toFloatArray
in interfaceFloatCollection
- Overrides:
toFloatArray
in classAbstractFloatList
- Returns:
- a primitive type array containing the items of this collection.
- See Also:
Collection.toArray()
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listIterator
public FloatListIterator listIterator()
Description copied from class:AbstractFloatList
Returns a type-specific list iterator on the list.- Specified by:
listIterator
in interfaceFloatList
- Specified by:
listIterator
in interfacejava.util.List<java.lang.Float>
- Overrides:
listIterator
in classAbstractFloatList
- See Also:
List.listIterator()
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iterator
public FloatListIterator iterator()
Description copied from class:AbstractFloatList
Returns a type-specific iterator on the elements of this collection.- Specified by:
iterator
in interfacejava.util.Collection<java.lang.Float>
- Specified by:
iterator
in interfaceFloatCollection
- Specified by:
iterator
in interfaceFloatIterable
- Specified by:
iterator
in interfaceFloatList
- Specified by:
iterator
in interfacejava.lang.Iterable<java.lang.Float>
- Specified by:
iterator
in interfacejava.util.List<java.lang.Float>
- Overrides:
iterator
in classAbstractFloatList
- Returns:
- a type-specific iterator on the elements of this collection.
- See Also:
Iterable.iterator()
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spliterator
public FloatSpliterator spliterator()
Description copied from interface:FloatList
Returns a type-specific spliterator on the elements of this list.List spliterators must report at least
Spliterator.SIZED
andSpliterator.ORDERED
.See
List.spliterator()
for more documentation on the requirements of the returned spliterator.- Specified by:
spliterator
in interfacejava.util.Collection<java.lang.Float>
- Specified by:
spliterator
in interfaceFloatCollection
- Specified by:
spliterator
in interfaceFloatIterable
- Specified by:
spliterator
in interfaceFloatList
- Specified by:
spliterator
in interfacejava.lang.Iterable<java.lang.Float>
- Specified by:
spliterator
in interfacejava.util.List<java.lang.Float>
- Returns:
- a type-specific spliterator on the elements of this collection.
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listIterator
public FloatListIterator listIterator(int i)
Description copied from class:AbstractFloatList
Returns a type-specific list iterator on the list starting at a given index.- Specified by:
listIterator
in interfaceFloatList
- Specified by:
listIterator
in interfacejava.util.List<java.lang.Float>
- Overrides:
listIterator
in classAbstractFloatList
- See Also:
List.listIterator(int)
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subList
public FloatList subList(int from, int to)
Description copied from interface:FloatList
Returns a type-specific view of the portion of this list from the indexfrom
, inclusive, to the indexto
, exclusive.- Specified by:
subList
in interfaceFloatList
- Specified by:
subList
in interfacejava.util.List<java.lang.Float>
- Overrides:
subList
in classAbstractFloatList
- See Also:
List.subList(int,int)
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forEach
@Deprecated public void forEach(java.util.function.Consumer<? super java.lang.Float> action)
Deprecated.Description copied from interface:FloatIterable
- Specified by:
forEach
in interfaceFloatIterable
- Specified by:
forEach
in interfacejava.lang.Iterable<java.lang.Float>
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addAll
public boolean addAll(int i, java.util.Collection<? extends java.lang.Float> c)
Description copied from class:AbstractFloatList
Adds all of the elements in the specified collection to this list (optional operation).- Specified by:
addAll
in interfacejava.util.List<java.lang.Float>
- Overrides:
addAll
in classAbstractFloatList
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addAll
public boolean addAll(java.util.Collection<? extends java.lang.Float> c)
Description copied from class:AbstractFloatList
- Specified by:
addAll
in interfacejava.util.Collection<java.lang.Float>
- Specified by:
addAll
in interfacejava.util.List<java.lang.Float>
- Overrides:
addAll
in classAbstractFloatList
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removeAll
public boolean removeAll(java.util.Collection<?> c)
Description copied from class:AbstractFloatCollection
- Specified by:
removeAll
in interfacejava.util.Collection<java.lang.Float>
- Specified by:
removeAll
in interfacejava.util.List<java.lang.Float>
- Overrides:
removeAll
in classAbstractFloatCollection
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retainAll
public boolean retainAll(java.util.Collection<?> c)
Description copied from class:AbstractFloatCollection
- Specified by:
retainAll
in interfacejava.util.Collection<java.lang.Float>
- Specified by:
retainAll
in interfacejava.util.List<java.lang.Float>
- Overrides:
retainAll
in classAbstractFloatCollection
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removeIf
@Deprecated public boolean removeIf(java.util.function.Predicate<? super java.lang.Float> filter)
Deprecated.Description copied from interface:FloatCollection
- Specified by:
removeIf
in interfacejava.util.Collection<java.lang.Float>
- Specified by:
removeIf
in interfaceFloatCollection
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replaceAll
@Deprecated public void replaceAll(java.util.function.UnaryOperator<java.lang.Float> operator)
Deprecated.Description copied from interface:FloatList
- Specified by:
replaceAll
in interfaceFloatList
- Specified by:
replaceAll
in interfacejava.util.List<java.lang.Float>
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replaceAll
public void replaceAll(FloatUnaryOperator operator)
Description copied from interface:FloatList
Replaces each element of this list with the result of applying the operator to that element.- Specified by:
replaceAll
in interfaceFloatList
- Parameters:
operator
- the operator to apply to each element.- See Also:
List.replaceAll(java.util.function.UnaryOperator<E>)
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forEach
public void forEach(FloatConsumer action)
Description copied from class:AbstractFloatList
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 interfaceFloatIterable
- Overrides:
forEach
in classAbstractFloatList
- 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(FloatList c)
Description copied from interface:FloatList
Appends all of the elements in the specified type-specific list to the end of this type-specific list (optional operation).
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addAll
public boolean addAll(int i, FloatList c)
Description copied from interface:FloatList
Inserts all of the elements in the specified type-specific list into this type-specific list at the specified position (optional operation).
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addAll
public boolean addAll(int i, FloatCollection c)
Description copied from interface:FloatList
Inserts all of the elements in the specified type-specific collection into this type-specific list at the specified position (optional operation).- Specified by:
addAll
in interfaceFloatList
- Overrides:
addAll
in classAbstractFloatList
- See Also:
List.addAll(int,java.util.Collection)
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addAll
public boolean addAll(FloatCollection c)
Description copied from class:AbstractFloatList
Adds all elements of the given type-specific collection to this collection.- Specified by:
addAll
in interfaceFloatCollection
- Overrides:
addAll
in classAbstractFloatList
- 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(FloatCollection c)
Description copied from interface:FloatCollection
Remove from this collection all elements in the given type-specific collection.- Specified by:
removeAll
in interfaceFloatCollection
- Overrides:
removeAll
in classAbstractFloatCollection
- 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(FloatCollection c)
Description copied from interface:FloatCollection
Retains in this collection only elements from the given type-specific collection.- Specified by:
retainAll
in interfaceFloatCollection
- Overrides:
retainAll
in classAbstractFloatCollection
- 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(FloatPredicate filter)
Description copied from interface:FloatCollection
Remove from this collection all elements which satisfy the given predicate.- Specified by:
removeIf
in interfaceFloatCollection
- 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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doubleIterator
public DoubleIterator doubleIterator()
Description copied from interface:FloatCollection
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
.- Specified by:
doubleIterator
in interfaceFloatCollection
- Specified by:
doubleIterator
in interfaceFloatIterable
- Returns:
- a widened primitive iterator on the elements of this collection.
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doubleSpliterator
public DoubleSpliterator doubleSpliterator()
Description copied from interface:FloatCollection
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
.- Specified by:
doubleSpliterator
in interfaceFloatCollection
- Specified by:
doubleSpliterator
in interfaceFloatIterable
- 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.Float>
- Specified by:
toArray
in interfacejava.util.List<java.lang.Float>
- Overrides:
toArray
in classjava.util.AbstractCollection<java.lang.Float>
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sort
public void sort(FloatComparator comparator)
Description copied from interface:FloatList
Sort a list using a type-specific comparator.Pass
null
to sort using natural ordering.
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unstableSort
public void unstableSort(FloatComparator comparator)
Description copied from interface:FloatList
Sorts this list using a sort not assured to be stable.Pass
null
to sort using natural ordering.This differs from
List.sort(java.util.Comparator)
in that the results are not assured to be stable, but may be a bit faster.Unless a subclass specifies otherwise, the results of the method if the list is concurrently modified during the sort are unspecified.
- Specified by:
unstableSort
in interfaceFloatList
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sort
@Deprecated public void sort(java.util.Comparator<? super java.lang.Float> comparator)
Deprecated.Description copied from interface:FloatList
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unstableSort
@Deprecated public void unstableSort(java.util.Comparator<? super java.lang.Float> comparator)
Deprecated.Description copied from interface:FloatList
Sorts this list using a sort not assured to be stable.- Specified by:
unstableSort
in interfaceFloatList
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getElements
public void getElements(int from, float[] a, int offset, int length)
Description copied from class:AbstractFloatList
Copies (hopefully quickly) elements of this type-specific list into the given array.This is a trivial iterator-based implementation. It is expected that implementations will override this method with a more optimized version.
- Specified by:
getElements
in interfaceFloatList
- Overrides:
getElements
in classAbstractFloatList
- Parameters:
from
- the start index (inclusive).a
- the destination array.offset
- the offset into the destination array where to store the first element copied.length
- the number of elements to be copied.
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removeElements
public void removeElements(int from, int to)
Description copied from class:AbstractFloatList
Removes (hopefully quickly) elements of this type-specific list.This is a trivial iterator-based based implementation. It is expected that implementations will override this method with a more optimized version.
- Specified by:
removeElements
in interfaceFloatList
- Overrides:
removeElements
in classAbstractFloatList
- Parameters:
from
- the start index (inclusive).to
- the end index (exclusive).
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addElements
public void addElements(int index, float[] a)
Description copied from class:AbstractFloatList
Add (hopefully quickly) elements to this type-specific list.- Specified by:
addElements
in interfaceFloatList
- Overrides:
addElements
in classAbstractFloatList
- Parameters:
index
- the index at which to add elements.a
- the array containing the elements.
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addElements
public void addElements(int index, float[] a, int offset, int length)
Description copied from class:AbstractFloatList
Add (hopefully quickly) elements to this type-specific list.This is a trivial iterator-based implementation. It is expected that implementations will override this method with a more optimized version.
- Specified by:
addElements
in interfaceFloatList
- Overrides:
addElements
in classAbstractFloatList
- Parameters:
index
- the index at which to add elements.a
- the array containing the elements.offset
- the offset of the first element to add.length
- the number of elements to add.
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setElements
public void setElements(float[] a)
Description copied from interface:FloatList
Set (hopefully quickly) elements to match the array given.- Specified by:
setElements
in interfaceFloatList
- Parameters:
a
- the array containing the elements.
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setElements
public void setElements(int index, float[] a)
Description copied from interface:FloatList
Set (hopefully quickly) elements to match the array given.- Specified by:
setElements
in interfaceFloatList
- Parameters:
index
- the index at which to start setting elements.a
- the array containing the elements.
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setElements
public void setElements(int index, float[] a, int offset, int length)
Description copied from interface:FloatList
Set (hopefully quickly) elements to match the array given. Sets each in this list to the corresponding elements in the array, as if by
However, the exact implementation may be more efficient, taking into account whether random access is faster or not, or at the discretion of subclasses, abuse internals.ListIterator iter = listIterator(index); int i = 0; while (i < length) { iter.next(); iter.set(a[offset + i++]); }
- Specified by:
setElements
in interfaceFloatList
- Overrides:
setElements
in classAbstractFloatList
- Parameters:
index
- the index at which to start setting elements.a
- the array containing the elementsoffset
- the offset of the first element to add.length
- the number of elements to add.
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size
public int size()
- Specified by:
size
in interfacejava.util.Collection<java.lang.Float>
- Specified by:
size
in interfacejava.util.List<java.lang.Float>
- Specified by:
size
in classjava.util.AbstractCollection<java.lang.Float>
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size
public void size(int size)
Description copied from interface:FloatList
Sets the size of this list.If the specified size is smaller than the current size, the last elements are discarded. Otherwise, they are filled with 0/
null
/false
.- Specified by:
size
in interfaceFloatList
- Overrides:
size
in classAbstractFloatList
- Parameters:
size
- the new size.
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clear
public void clear()
Description copied from class:AbstractFloatList
- Specified by:
clear
in interfacejava.util.Collection<java.lang.Float>
- Specified by:
clear
in interfacejava.util.List<java.lang.Float>
- Overrides:
clear
in classAbstractFloatList
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clone
public java.lang.Object clone()
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