it.unimi.dsi.fastutil.objects

Class ReferenceBigLists.EmptyBigList<K>

java.lang.Object

java.util.AbstractCollection<K>

it.unimi.dsi.fastutil.objects.AbstractReferenceCollection<K>

it.unimi.dsi.fastutil.objects.ReferenceCollections.EmptyCollection<K>

it.unimi.dsi.fastutil.objects.ReferenceBigLists.EmptyBigList<K>

All Implemented Interfaces:

BigList<K>, ObjectIterable<K>, ReferenceBigList<K>, ReferenceCollection<K>, Size64, Serializable, Cloneable, Iterable<K>, Collection<K>

Enclosing class:

ReferenceBigLists

public static class ReferenceBigLists.EmptyBigList<K>
extends ReferenceCollections.EmptyCollection<K>
implements ReferenceBigList<K>, 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

Methods

Modifier and Type	Method and Description
boolean	add(K k)
void	add(long index, K k) Inserts the specified element at the specified position in this big list (optional operation).
boolean	addAll(Collection<? extends K> c) Adds all elements of the given collection to this collection.
boolean	addAll(long i, Collection<? extends K> c) Inserts all of the elements in the specified collection into this big list at the specified position (optional operation).
void	addElements(long index, K[][] a) Add (hopefully quickly) elements to this type-specific big list.
void	addElements(long index, K[][] a, long offset, long length) Add (hopefully quickly) elements to this type-specific big list.
Object	clone()
int	compareTo(BigList<? extends K> o)
K	get(long i) Returns the element at the specified position.
void	getElements(long from, Object[][] a, long offset, long length) Copies (hopefully quickly) elements of this type-specific big list into the given big array.
long	indexOf(Object k) 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.
ObjectBigListIterator<K>	iterator() Returns a type-specific iterator on the elements of this collection.
long	lastIndexOf(Object k) 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.
ObjectBigListIterator<K>	listIterator() Returns a type-specific big-list iterator on this type-specific big list.
ObjectBigListIterator<K>	listIterator(long i) Returns a type-specific list iterator on this type-specific big list starting at a given index.
K	remove(long i) Removes the element at the specified position.
boolean	remove(Object k)
boolean	removeAll(Collection<?> c) Remove from this collection all elements in the given collection.
void	removeElements(long from, long to) Removes (hopefully quickly) elements of this type-specific big list.
K	set(long index, K k) Replaces the element at the specified position in this big list with the specified element (optional operation).
void	size(long s) Sets the size of this big list.
long	size64() Returns the size of this data structure as a long.
ReferenceBigList<K>	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.

Methods inherited from class it.unimi.dsi.fastutil.objects.ReferenceCollections.EmptyCollection

clear, contains, equals, hashCode, size, toArray, toArray

Methods inherited from class it.unimi.dsi.fastutil.objects.AbstractReferenceCollection

containsAll, isEmpty, objectIterator, retainAll, toString

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface it.unimi.dsi.fastutil.Size64

size

Methods inherited from interface it.unimi.dsi.fastutil.objects.ReferenceCollection

objectIterator, toArray

Methods inherited from interface java.util.Collection

clear, contains, containsAll, equals, hashCode, isEmpty, retainAll, size, toArray

Method Detail

add

public void add(long index,
       K k)

Description copied from interface: BigList

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

Specified by:

add in interface BigList<K>

Parameters:

index - a position in the big list.

k - an element to be inserted.

See Also:

List.add(int,Object)

add

public boolean add(K k)

Specified by:

add in interface Collection<K>

Overrides:

add in class ReferenceCollections.EmptyCollection<K>

remove

public K remove(long i)

Description copied from interface: BigList

Removes the element at the specified position.

Specified by:

remove in interface BigList<K>

Parameters:

i - a position in the big list.

Returns:

the element previously at the specified position.

See Also:

List.remove(int)

set

public K set(long index,
    K k)

Description copied from interface: BigList

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

Specified by:

set in interface BigList<K>

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)

indexOf

public long indexOf(Object k)

Description copied from interface: BigList

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<K>

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

public long lastIndexOf(Object k)

Description copied from interface: BigList

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<K>

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)

addAll

public boolean addAll(Collection<? extends K> c)

Description copied from class: AbstractReferenceCollection

Adds all elements of the given collection to this collection.

Specified by:

addAll in interface Collection<K>

Overrides:

addAll in class AbstractReferenceCollection<K>

Parameters:

c - a collection.

Returns:

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

addAll

public boolean addAll(long i,
             Collection<? extends K> 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<K>

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)

removeAll

public boolean removeAll(Collection<?> c)

Description copied from class: AbstractReferenceCollection

Remove from this collection all elements in the given collection. If the collection is an instance of this class, it uses faster iterators.

Specified by:

removeAll in interface Collection<K>

Overrides:

removeAll in class AbstractReferenceCollection<K>

Parameters:

c - a collection.

Returns:

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

get

public K get(long i)

Description copied from interface: BigList

Returns the element at the specified position.

Specified by:

get in interface BigList<K>

Parameters:

i - a position in the big list.

Returns:

the element at the specified position.

See Also:

List.get(int)

remove

public boolean remove(Object k)

Specified by:

remove in interface Collection<K>

Overrides:

remove in class ReferenceCollections.EmptyCollection<K>

listIterator

public ObjectBigListIterator<K> listIterator()

Description copied from interface: ReferenceBigList

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

Specified by:

listIterator in interface BigList<K>

Specified by:

listIterator in interface ReferenceBigList<K>

Returns:

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

See Also:

List.listIterator()

iterator

public ObjectBigListIterator<K> iterator()

Description copied from interface: ReferenceCollection

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

Note that this specification strengthens the one given in Iterable.iterator(), which was already strengthened in the corresponding type-specific class, but was weakened by the fact that this interface extends Collection.

Specified by:

iterator in interface ObjectIterable<K>

Specified by:

iterator in interface ReferenceBigList<K>

Specified by:

iterator in interface ReferenceCollection<K>

Specified by:

iterator in interface Iterable<K>

Specified by:

iterator in interface Collection<K>

Overrides:

iterator in class ReferenceCollections.EmptyCollection<K>

Returns:

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

See Also:

List.iterator()

listIterator

public ObjectBigListIterator<K> listIterator(long i)

Description copied from interface: ReferenceBigList

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

Specified by:

listIterator in interface BigList<K>

Specified by:

listIterator in interface ReferenceBigList<K>

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)

subList

public ReferenceBigList<K> subList(long from,
                          long to)

Description copied from interface: ReferenceBigList

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

Note that this specification strengthens the one given in BigList.subList(long,long).

Specified by:

subList in interface BigList<K>

Specified by:

subList in interface ReferenceBigList<K>

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,
               Object[][] a,
               long offset,
               long length)

Description copied from interface: ReferenceBigList

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

Specified by:

getElements in interface ReferenceBigList<K>

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: ReferenceBigList

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

Specified by:

removeElements in interface ReferenceBigList<K>

Parameters:

from - the start index (inclusive).

to - the end index (exclusive).

addElements

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

Description copied from interface: ReferenceBigList

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

Specified by:

addElements in interface ReferenceBigList<K>

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,
               K[][] a)

Description copied from interface: ReferenceBigList

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

Specified by:

addElements in interface ReferenceBigList<K>

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<K>

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 K> o)

clone

public Object clone()

Overrides:

clone in class Object