Package it.unimi.dsi.fastutil.doubles

Class DoubleBigLists.EmptyBigList

java.lang.Object

java.util.AbstractCollection<Double>

it.unimi.dsi.fastutil.doubles.AbstractDoubleCollection

it.unimi.dsi.fastutil.doubles.DoubleCollections.EmptyCollection

it.unimi.dsi.fastutil.doubles.DoubleBigLists.EmptyBigList

All Implemented Interfaces:

BigList<Double>, DoubleBigList, DoubleCollection, DoubleIterable, Size64, Serializable, Cloneable, Comparable<BigList<? extends Double>>, Iterable<Double>, Collection<Double>

Enclosing class:

DoubleBigLists

public static class DoubleBigLists.EmptyBigList
extends DoubleCollections.EmptyCollection
implements DoubleBigList, Serializable, Cloneable

An immutable class representing an empty type-specific big list.

This class may be useful to implement your own in case you subclass a type-specific list.

See Also:

• Serialized Form

Method Summary

Modifier and Type	Method	Description
void	add(long index, double k)	Inserts the specified element at the specified position in this type-specific big list (optional operation).
void	add(long index, Double k)	Deprecated. Please use the corresponding type-specific method instead.
boolean	add(Double k)	Deprecated. Please use the corresponding type-specific method instead.
boolean	addAll(long i, DoubleBigList c)	Inserts all of the elements in the specified type-specific big list into this type-specific big list at the specified position (optional operation).
boolean	addAll(long i, DoubleCollection c)	Inserts all of the elements in the specified type-specific collection into this type-specific big list at the specified position (optional operation).
boolean	addAll(long i, Collection<? extends Double> c)	Inserts all of the elements in the specified collection into this big list at the specified position (optional operation).
boolean	addAll(DoubleBigList c)	Appends all of the elements in the specified type-specific big list to the end of this type-specific big list (optional operation).
boolean	addAll(DoubleCollection c)	Adds all elements of the given type-specific collection to this collection.
void	addElements(long index, double[][] a)	Add (hopefully quickly) elements to this type-specific big list.
void	addElements(long index, double[][] a, long offset, long length)	Add (hopefully quickly) elements to this type-specific big list.
Object	clone()
int	compareTo(BigList<? extends Double> o)
boolean	equals(Object o)
Double	get(long i)	Deprecated. Please use the corresponding type-specific method instead.
double	getDouble(long i)	Returns the element at the specified position.
void	getElements(long from, double[][] a, long offset, long length)	Copies (hopefully quickly) elements of this type-specific big list into the given big array.
int	hashCode()
long	indexOf(double k)	Returns the index of the first occurrence of the specified element in this type-specific big list, or -1 if this big list does not contain the element.
long	indexOf(Object k)	Deprecated. Please use the corresponding type-specific method instead.
DoubleBigListIterator	iterator()	Returns a type-specific iterator on the elements of this collection.
long	lastIndexOf(double k)	Returns the index of the last occurrence of the specified element in this type-specific big list, or -1 if this big list does not contain the element.
long	lastIndexOf(Object k)	Deprecated. Please use the corresponding type-specific method instead.
DoubleBigListIterator	listIterator()	Returns a type-specific big-list iterator on this type-specific big list.
DoubleBigListIterator	listIterator(long i)	Returns a type-specific list iterator on this type-specific big list starting at a given index.
boolean	rem(double k)	Removes a single instance of the specified element from this collection, if it is present (optional operation).
Double	remove(long k)	Deprecated. Please use the corresponding type-specific method instead.
double	removeDouble(long i)	Removes the element at the specified position.
void	removeElements(long from, long to)	Removes (hopefully quickly) elements of this type-specific big list.
double	set(long index, double k)	Replaces the element at the specified position in this big list with the specified element (optional operation).
Double	set(long index, Double k)	Deprecated. Please use the corresponding type-specific method instead.
void	size(long s)	Sets the size of this big list.
long	size64()	Returns the size of this data structure as a long.
DoubleSpliterator	spliterator()	Returns a type-specific spliterator on the elements of this collection.
DoubleBigList	subList(long from, long to)	Returns a type-specific view of the portion of this type-specific big list from the index from, inclusive, to the index to, exclusive.
String	toString()

Methods inherited from class it.unimi.dsi.fastutil.doubles.DoubleCollections.EmptyCollection

addAll, clear, contains, containsAll, containsAll, forEach, forEach, removeAll, removeAll, removeIf, removeIf, retainAll, retainAll, size, toArray, toArray, toDoubleArray, toDoubleArray

Methods inherited from class it.unimi.dsi.fastutil.doubles.AbstractDoubleCollection

add, contains, forEach, remove, removeIf, toArray

Methods inherited from class java.util.AbstractCollection

isEmpty

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface it.unimi.dsi.fastutil.BigList

size

Methods inherited from interface java.util.Collection

addAll, clear, containsAll, isEmpty, removeAll, retainAll, toArray, toArray, toArray

Methods inherited from interface it.unimi.dsi.fastutil.doubles.DoubleBigList

addAll, addAll, getElements, setElements, setElements, setElements

Methods inherited from interface it.unimi.dsi.fastutil.doubles.DoubleCollection

add, contains, contains, containsAll, doubleIterator, doubleParallelStream, doubleSpliterator, doubleStream, parallelStream, remove, removeAll, removeIf, removeIf, removeIf, retainAll, stream, toArray, toDoubleArray, toDoubleArray

Methods inherited from interface it.unimi.dsi.fastutil.doubles.DoubleIterable

forEach, forEach, forEach

Method Details

getDouble

public double getDouble(long i)

Description copied from interface: DoubleBigList

Returns the element at the specified position.

Specified by:

getDouble in interface DoubleBigList

See Also:

• BigList.get(long)

rem

public boolean rem(double k)

Description copied from class: AbstractDoubleCollection

Removes a single instance of the specified element from this collection, if it is present (optional operation).

Note that this method should be called remove(), but the clash with the similarly named index-based method in the List interface forces us to use a distinguished name. For simplicity, the set interfaces reinstates remove().

Specified by:

rem in interface DoubleCollection

Overrides:

rem in class AbstractDoubleCollection

See Also:

• Collection.remove(Object)

removeDouble

public double removeDouble(long i)

Description copied from interface: DoubleBigList

Removes the element at the specified position.

Specified by:

removeDouble in interface DoubleBigList

See Also:

• BigList.remove(long)

add

public void add(long index,
 double k)

Description copied from interface: DoubleBigList

Inserts the specified element at the specified position in this type-specific big list (optional operation).

Specified by:

add in interface DoubleBigList

See Also:

• BigList.add(long,Object)

set

public double set(long index,
 double k)

Description copied from interface: DoubleBigList

Replaces the element at the specified position in this big list with the specified element (optional operation).

Specified by:

set in interface DoubleBigList

See Also:

• BigList.set(long,Object)

indexOf

public long indexOf(double k)

Description copied from interface: DoubleBigList

Returns the index of the first occurrence of the specified element in this type-specific big list, or -1 if this big list does not contain the element.

Specified by:

indexOf in interface DoubleBigList

See Also:

• BigList.indexOf(Object)

lastIndexOf

public long lastIndexOf(double k)

Description copied from interface: DoubleBigList

Returns the index of the last occurrence of the specified element in this type-specific big list, or -1 if this big list does not contain the element.

Specified by:

lastIndexOf in interface DoubleBigList

See Also:

• BigList.lastIndexOf(Object)

addAll

public boolean addAll(long i,
 Collection<? extends Double> c)

Description copied from interface: BigList

Inserts all of the elements in the specified collection into this big list at the specified position (optional operation).

Specified by:

addAll in interface BigList<Double>

Parameters:

i - index at which to insert the first element from the specified collection.

c - collection containing elements to be added to this big list.

Returns:

true if this big list changed as a result of the call

See Also:

• List.addAll(int, Collection)

addAll

public boolean addAll(DoubleCollection c)

Description copied from interface: DoubleCollection

Adds all elements of the given type-specific collection to this collection.

Specified by:

addAll in interface DoubleCollection

Overrides:

addAll in class DoubleCollections.EmptyCollection

Parameters:

c - a type-specific collection.

Returns:

true if this collection changed as a result of the call.

See Also:

• Collection.addAll(Collection)

addAll

public boolean addAll(DoubleBigList c)

Description copied from interface: DoubleBigList

Appends all of the elements in the specified type-specific big list to the end of this type-specific big list (optional operation).

Specified by:

addAll in interface DoubleBigList

See Also:

• Collection.addAll(Collection)

addAll

public boolean addAll(long i,
 DoubleCollection c)

Description copied from interface: DoubleBigList

Inserts all of the elements in the specified type-specific collection into this type-specific big list at the specified position (optional operation).

Specified by:

addAll in interface DoubleBigList

See Also:

• List.addAll(int,java.util.Collection)

addAll

public boolean addAll(long i,
 DoubleBigList c)

Description copied from interface: DoubleBigList

Inserts all of the elements in the specified type-specific big list into this type-specific big list at the specified position (optional operation).

Specified by:

addAll in interface DoubleBigList

See Also:

• BigList.addAll(long,Collection)

add

@Deprecated
public void add(long index,
 Double k)

Deprecated.

Please use the corresponding type-specific method instead.

Inserts the specified element at the specified position in this big list (optional operation).

Specified by:

add in interface BigList<Double>

Specified by:

add in interface DoubleBigList

Parameters:

index - a position in the big list.

k - an element to be inserted.

See Also:

• List.add(int,Object)

add

@Deprecated
public boolean add(Double k)

Deprecated.

Please use the corresponding type-specific method instead.

Specified by:

add in interface Collection<Double>

Specified by:

add in interface DoubleCollection

Overrides:

add in class AbstractDoubleCollection

get

@Deprecated
public Double get(long i)

Deprecated.

Please use the corresponding type-specific method instead.

Returns the element at the specified position.

Specified by:

get in interface BigList<Double>

Specified by:

get in interface DoubleBigList

Parameters:

i - a position in the big list.

Returns:

the element at the specified position.

See Also:

• List.get(int)

set

@Deprecated
public Double set(long index,
 Double k)

Deprecated.

Please use the corresponding type-specific method instead.

Replaces the element at the specified position in this big list with the specified element (optional operation).

Specified by:

set in interface BigList<Double>

Specified by:

set in interface DoubleBigList

Parameters:

index - a position in the big list.

k - the element to be stored at the specified position.

Returns:

the element previously at the specified positions.

See Also:

• List.set(int,Object)

remove

@Deprecated
public Double remove(long k)

Deprecated.

Please use the corresponding type-specific method instead.

Removes the element at the specified position.

Specified by:

remove in interface BigList<Double>

Specified by:

remove in interface DoubleBigList

Parameters:

k - a position in the big list.

Returns:

the element previously at the specified position.

See Also:

• List.remove(int)

indexOf

@Deprecated
public long indexOf(Object k)

Deprecated.

Please use the corresponding type-specific method instead.

Returns the index of the first occurrence of the specified element in this big list, or -1 if this big list does not contain the element.

Specified by:

indexOf in interface BigList<Double>

Specified by:

indexOf in interface DoubleBigList

Parameters:

k - the object to search for.

Returns:

the index of the first occurrence of the specified element in this big list, or -1 if this big list does not contain the element.

See Also:

• List.indexOf(Object)

lastIndexOf

@Deprecated
public long lastIndexOf(Object k)

Deprecated.

Please use the corresponding type-specific method instead.

Returns the index of the last occurrence of the specified element in this big list, or -1 if this big list does not contain the element.

Specified by:

lastIndexOf in interface BigList<Double>

Specified by:

lastIndexOf in interface DoubleBigList

Parameters:

k - the object to search for.

Returns:

the index of the last occurrence of the specified element in this big list, or -1 if this big list does not contain the element.

See Also:

• List.lastIndexOf(Object)

listIterator

public DoubleBigListIterator listIterator()

Description copied from interface: DoubleBigList

Returns a type-specific big-list iterator on this type-specific big list.

Specified by:

listIterator in interface BigList<Double>

Specified by:

listIterator in interface DoubleBigList

Returns:

a big-list iterator over the elements in this big list.

See Also:

• BigList.listIterator()

iterator

public DoubleBigListIterator iterator()

Description copied from interface: DoubleCollection

Returns a type-specific iterator on the elements of this collection.

Specified by:

iterator in interface Collection<Double>

Specified by:

iterator in interface DoubleBigList

Specified by:

iterator in interface DoubleCollection

Specified by:

iterator in interface DoubleIterable

Specified by:

iterator in interface Iterable<Double>

Overrides:

iterator in class DoubleCollections.EmptyCollection

Returns:

a type-specific iterator on the elements of this collection.

See Also:

• Iterable.iterator()

listIterator

public DoubleBigListIterator listIterator(long i)

Description copied from interface: DoubleBigList

Returns a type-specific list iterator on this type-specific big list starting at a given index.

Specified by:

listIterator in interface BigList<Double>

Specified by:

listIterator in interface DoubleBigList

Parameters:

i - index of first element to be returned from the big-list iterator.

Returns:

a big-list iterator of the elements in this big list, starting at the specified position in this big list.

See Also:

• BigList.listIterator(long)

spliterator

public DoubleSpliterator spliterator()

Description copied from interface: DoubleCollection

Returns a type-specific spliterator on the elements of this collection.

See Collection.spliterator() for more documentation on the requirements of the returned spliterator.

Specified by:

spliterator in interface Collection<Double>

Specified by:

spliterator in interface DoubleBigList

Specified by:

spliterator in interface DoubleCollection

Specified by:

spliterator in interface DoubleIterable

Specified by:

spliterator in interface Iterable<Double>

Overrides:

spliterator in class DoubleCollections.EmptyCollection

Returns:

a type-specific spliterator on the elements of this collection.

subList

public DoubleBigList subList(long from,
 long to)

Description copied from interface: DoubleBigList

Returns a type-specific view of the portion of this type-specific big list from the index from, inclusive, to the index to, exclusive.

Specified by:

subList in interface BigList<Double>

Specified by:

subList in interface DoubleBigList

Parameters:

from - the starting element (inclusive).

to - the ending element (exclusive).

Returns:

a big sublist view of this big list.

See Also:

• BigList.subList(long,long)

getElements

public void getElements(long from,
 double[][] a,
 long offset,
 long length)

Description copied from interface: DoubleBigList

Copies (hopefully quickly) elements of this type-specific big list into the given big array.

Specified by:

getElements in interface DoubleBigList

Parameters:

from - the start index (inclusive).

a - the destination big array.

offset - the offset into the destination big array where to store the first element copied.

length - the number of elements to be copied.

removeElements

public void removeElements(long from,
 long to)

Description copied from interface: DoubleBigList

Removes (hopefully quickly) elements of this type-specific big list.

Specified by:

removeElements in interface DoubleBigList

Parameters:

from - the start index (inclusive).

to - the end index (exclusive).

addElements

public void addElements(long index,
 double[][] a,
 long offset,
 long length)

Description copied from interface: DoubleBigList

Add (hopefully quickly) elements to this type-specific big list.

Specified by:

addElements in interface DoubleBigList

Parameters:

index - the index at which to add elements.

a - the big array containing the elements.

offset - the offset of the first element to add.

length - the number of elements to add.

addElements

public void addElements(long index,
 double[][] a)

Description copied from interface: DoubleBigList

Add (hopefully quickly) elements to this type-specific big list.

Specified by:

addElements in interface DoubleBigList

Parameters:

index - the index at which to add elements.

a - the big array containing the elements.

size

public void size(long s)

Description copied from interface: BigList

Sets the size of this big 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 interface BigList<Double>

Parameters:

s - the new size.

size64

public long size64()

Description copied from interface: Size64

Returns the size of this data structure as a long.

Specified by:

size64 in interface Size64

Returns:

the size of this data structure.

compareTo

public int compareTo(BigList<? extends Double> o)

Specified by:

compareTo in interface Comparable<BigList<? extends Double>>

clone

public Object clone()

hashCode

public int hashCode()

Specified by:

hashCode in interface Collection<Double>

Overrides:

hashCode in class DoubleCollections.EmptyCollection

equals

public boolean equals(Object o)

Specified by:

equals in interface Collection<Double>

Overrides:

equals in class DoubleCollections.EmptyCollection

toString

public String toString()

Overrides:

toString in class AbstractDoubleCollection