javolution.util.internal.collection

Class FastUnmodifiableCollection

java.lang.Object

javolution.util.FastCollection<E>

javolution.util.FastAbstractList

javolution.util.internal.collection.FastUnmodifiableCollection

All Implemented Interfaces:

java.io.Serializable, java.lang.Iterable, java.util.Collection, java.util.List, Realtime, Reusable, XMLSerializable

public final class FastUnmodifiableCollection
extends FastAbstractList
implements java.util.List, Reusable

An unmodifiable view over a collection.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class javolution.util.FastCollection

FastCollection.Record

Constructor Summary

Constructors

Constructor	Description
FastUnmodifiableCollection(FastAbstractList inner)

Method Summary

Modifier and Type	Method	Description
void	add(int index, java.lang.Object element)
boolean	add(java.lang.Object element)	Appends the specified value to the end of this collection (optional operation).
boolean	addAll(java.util.Collection c)	Appends all of the values in the specified collection to the end of this collection, in the order that they are returned by the specified collection's iterator.
boolean	addAll(int index, java.util.Collection c)
void	clear()	Removes all of the values from this collection (optional operation).
boolean	contains(java.lang.Object value)	Indicates if this collection contains the specified value.
boolean	containsAll(java.util.Collection c)	Indicates if this collection contains all of the values of the specified collection.
void	delete(FastCollection.Record record)	Deletes the specified record from this collection.
java.lang.Object	get(int index)
FastCollection.Record	head()	Returns the head record of this collection; it is the record such as head().getNext() holds the first collection value.
int	indexOf(java.lang.Object o)
boolean	isEmpty()	Indicates if this collection is empty.
java.util.Iterator	iterator()	Returns an iterator over the elements in this collection (allocated on the stack when executed in a StackContext).
int	lastIndexOf(java.lang.Object o)
java.util.ListIterator	listIterator()
java.util.ListIterator	listIterator(int index)
java.lang.Object	remove(int index)
boolean	remove(java.lang.Object value)	Removes the first occurrence in this collection of the specified value (optional operation).
boolean	removeAll(java.util.Collection c)	Removes from this collection all the values that are contained in the specified collection.
void	reset()	Resets the internal state of this object to its default values.
boolean	retainAll(java.util.Collection c)	Retains only the values in this collection that are contained in the specified collection.
java.lang.Object	set(int index, java.lang.Object element)
int	size()	Returns the number of values in this collection.
java.util.List	subList(int fromIndex, int toIndex)
FastCollection.Record	tail()	Returns the tail record of this collection; it is the record such as tail().getPrevious() holds the last collection value.
java.lang.Object[]	toArray()	Returns a new array allocated on the heap containing all of the values in this collection in proper sequence.
java.lang.Object[]	toArray(java.lang.Object[] array)	Fills the specified array with the values of this collection in the proper sequence.
java.lang.Object	valueOf(FastCollection.Record record)	Returns the collection value for the specified record.

Methods inherited from class javolution.util.FastAbstractList

shared, unmodifiable

Methods inherited from class javolution.util.FastCollection

equals, getValueComparator, hashCode, toString, toText

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.List

equals, hashCode, replaceAll, sort, spliterator

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream

Methods inherited from interface java.lang.Iterable

forEach

Constructor Detail

FastUnmodifiableCollection

public FastUnmodifiableCollection(FastAbstractList inner)

Method Detail

add

public boolean add(java.lang.Object element)

Description copied from class: FastCollection

Appends the specified value to the end of this collection (optional operation).

Note: This default implementation always throws UnsupportedOperationException.

Specified by:

add in interface java.util.Collection

Specified by:

add in interface java.util.List

Specified by:

add in class FastAbstractList

Parameters:

element - the value to be appended to this collection.

Returns:

true (as per the general contract of the Collection.add method).

add

public void add(int index,
                java.lang.Object element)

Specified by:

add in interface java.util.List

Specified by:

add in class FastAbstractList

addAll

public boolean addAll(java.util.Collection c)

Description copied from class: FastCollection

Appends all of the values in the specified collection to the end of this collection, in the order that they are returned by the specified collection's iterator.

Specified by:

addAll in interface java.util.Collection

Specified by:

addAll in interface java.util.List

Specified by:

addAll in class FastAbstractList

Parameters:

c - collection whose values are to be added to this collection.

Returns:

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

addAll

public boolean addAll(int index,
                      java.util.Collection c)

Specified by:

addAll in interface java.util.List

Specified by:

addAll in class FastAbstractList

clear

public void clear()

Description copied from class: FastCollection

Removes all of the values from this collection (optional operation).

Specified by:

clear in interface java.util.Collection

Specified by:

clear in interface java.util.List

Specified by:

clear in class FastAbstractList

contains

public boolean contains(java.lang.Object value)

Description copied from class: FastCollection

Indicates if this collection contains the specified value.

Specified by:

contains in interface java.util.Collection

Specified by:

contains in interface java.util.List

Specified by:

contains in class FastAbstractList

Parameters:

value - the value whose presence in this collection is to be tested.

Returns:

true if this collection contains the specified value;false otherwise.

containsAll

public boolean containsAll(java.util.Collection c)

Description copied from class: FastCollection

Indicates if this collection contains all of the values of the specified collection.

Specified by:

containsAll in interface java.util.Collection

Specified by:

containsAll in interface java.util.List

Overrides:

containsAll in class FastCollection

Parameters:

c - collection to be checked for containment in this collection.

Returns:

true if this collection contains all of the values of the specified collection; false otherwise.

delete

public void delete(FastCollection.Record record)

Description copied from class: FastCollection

Deletes the specified record from this collection.

Implementation must ensure that removing a record from the collection does not affect in any way the records preceding the record being removed (it might affect the next records though, e.g. in a list collection, the indices of the subsequent records will change).

Specified by:

delete in class FastAbstractList

Parameters:

record - the record to be removed.

get

public java.lang.Object get(int index)

Specified by:

get in interface java.util.List

Specified by:

get in class FastAbstractList

head

public FastCollection.Record head()

Description copied from class: FastCollection

Returns the head record of this collection; it is the record such as head().getNext() holds the first collection value.

Specified by:

head in class FastAbstractList

Returns:

the head record.

indexOf

public int indexOf(java.lang.Object o)

Specified by:

indexOf in interface java.util.List

Specified by:

indexOf in class FastAbstractList

isEmpty

public boolean isEmpty()

Description copied from class: FastCollection

Indicates if this collection is empty.

Specified by:

isEmpty in interface java.util.Collection

Specified by:

isEmpty in interface java.util.List

Specified by:

isEmpty in class FastAbstractList

Returns:

true if this collection contains no value; false otherwise.

iterator

public java.util.Iterator iterator()

Description copied from class: FastCollection

Returns an iterator over the elements in this collection (allocated on the stack when executed in a StackContext).

Specified by:

iterator in interface java.lang.Iterable

Specified by:

iterator in interface java.util.Collection

Specified by:

iterator in interface java.util.List

Specified by:

iterator in class FastAbstractList

Returns:

an iterator over this collection's elements.

lastIndexOf

public int lastIndexOf(java.lang.Object o)

Specified by:

lastIndexOf in interface java.util.List

Specified by:

lastIndexOf in class FastAbstractList

listIterator

public java.util.ListIterator listIterator()

Specified by:

listIterator in interface java.util.List

Specified by:

listIterator in class FastAbstractList

listIterator

public java.util.ListIterator listIterator(int index)

Specified by:

listIterator in interface java.util.List

Specified by:

listIterator in class FastAbstractList

remove

public java.lang.Object remove(int index)

Specified by:

remove in interface java.util.List

Specified by:

remove in class FastAbstractList

remove

public boolean remove(java.lang.Object value)

Description copied from class: FastCollection

Removes the first occurrence in this collection of the specified value (optional operation).

Specified by:

remove in interface java.util.Collection

Specified by:

remove in interface java.util.List

Specified by:

remove in class FastAbstractList

Parameters:

value - the value to be removed from this collection.

Returns:

true if this collection contained the specified value; false otherwise.

removeAll

public boolean removeAll(java.util.Collection c)

Description copied from class: FastCollection

Removes from this collection all the values that are contained in the specified collection.

Specified by:

removeAll in interface java.util.Collection

Specified by:

removeAll in interface java.util.List

Overrides:

removeAll in class FastCollection

Parameters:

c - collection that defines which values will be removed from this collection.

Returns:

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

reset

public void reset()

Description copied from interface: Reusable

Resets the internal state of this object to its default values.

Specified by:

reset in interface Reusable

retainAll

public boolean retainAll(java.util.Collection c)

Description copied from class: FastCollection

Retains only the values in this collection that are contained in the specified collection.

Specified by:

retainAll in interface java.util.Collection

Specified by:

retainAll in interface java.util.List

Overrides:

retainAll in class FastCollection

Parameters:

c - collection that defines which values this set will retain.

Returns:

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

set

public java.lang.Object set(int index,
                            java.lang.Object element)

Specified by:

set in interface java.util.List

Specified by:

set in class FastAbstractList

size

public int size()

Description copied from class: FastCollection

Returns the number of values in this collection.

Specified by:

size in interface java.util.Collection

Specified by:

size in interface java.util.List

Specified by:

size in class FastAbstractList

Returns:

the number of values.

subList

public java.util.List subList(int fromIndex,
                              int toIndex)

Specified by:

subList in interface java.util.List

Specified by:

subList in class FastAbstractList

tail

public FastCollection.Record tail()

Description copied from class: FastCollection

Returns the tail record of this collection; it is the record such as tail().getPrevious() holds the last collection value.

Specified by:

tail in class FastAbstractList

Returns:

the tail record.

toArray

public java.lang.Object[] toArray()

Description copied from class: FastCollection

Returns a new array allocated on the heap containing all of the values in this collection in proper sequence.

Note: To avoid heap allocation FastCollection.toArray(Object[]) is recommended.

Specified by:

toArray in interface java.util.Collection

Specified by:

toArray in interface java.util.List

Overrides:

toArray in class FastCollection

Returns:

toArray(new Object[size()])

toArray

public java.lang.Object[] toArray(java.lang.Object[] array)

Description copied from class: FastCollection

Fills the specified array with the values of this collection in the proper sequence.

Note: Unlike standard Collection, this method does not try to resize the array using reflection (which might not be supported) if the array is too small. UnsupportedOperationException is raised if the specified array is too small for this collection.

Specified by:

toArray in interface java.util.Collection

Specified by:

toArray in interface java.util.List

Overrides:

toArray in class FastCollection

Parameters:

array - the array into which the values of this collection are to be stored.

Returns:

the specified array.

valueOf

public java.lang.Object valueOf(FastCollection.Record record)

Description copied from class: FastCollection

Returns the collection value for the specified record.

Specified by:

valueOf in class FastAbstractList

Parameters:

record - the record whose current value is returned.

Returns:

the current value.