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

java.lang.Object
  extended by java.util.AbstractCollection<K>
      extended by it.unimi.dsi.fastutil.objects.AbstractReferenceCollection<K>
          extended by it.unimi.dsi.fastutil.objects.ReferenceCollections.EmptyCollection<K>
              extended by 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

Field Summary
static long serialVersionUID
           
 
Method Summary
 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
 

Field Detail

serialVersionUID

public static final long serialVersionUID
See Also:
Constant Field Values
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