Package io.ebean.common

Class CopyOnFirstWriteList<E>

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractList<E>

io.ebean.common.CopyOnFirstWriteList<E>

All Implemented Interfaces:

Serializable, Iterable<E>, Collection<E>, List<E>

public final class CopyOnFirstWriteList<E>
extends AbstractList<E>
implements List<E>, Serializable

List that copies itself on first write access. Needed to keep memory footprint low and the ability to modify lists from cache.

Author:

Roland Praml, FOCONIS AG

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
CopyOnFirstWriteList(List<E> list)

Method Summary

Modifier and Type	Method	Description
void	add(int index, E element)
boolean	add(E e)
boolean	addAll(int index, Collection<? extends E> c)
boolean	addAll(Collection<? extends E> c)
void	clear()
boolean	contains(Object o)
boolean	containsAll(Collection<?> c)
boolean	equals(Object o)
E	get(int index)
int	hashCode()
int	indexOf(Object o)
boolean	isEmpty()
int	lastIndexOf(Object o)
E	remove(int index)
boolean	remove(Object o)
boolean	removeAll(Collection<?> c)
boolean	removeIf(Predicate<? super E> filter)
void	replaceAll(UnaryOperator<E> operator)
boolean	retainAll(Collection<?> c)
E	set(int index, E element)
int	size()
void	sort(Comparator<? super E> c)
Object[]	toArray()
<T> T[]	toArray(T[] a)

Methods inherited from class java.util.AbstractList

iterator, listIterator, listIterator, subList

Methods inherited from class java.util.AbstractCollection

toString

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Collection

parallelStream, stream, toArray

Methods inherited from interface java.lang.Iterable

forEach

Methods inherited from interface java.util.List

iterator, listIterator, listIterator, spliterator, subList

Constructor Details

CopyOnFirstWriteList

public CopyOnFirstWriteList(List<E> list)

Method Details

size

public int size()

Specified by:

size in interface Collection<E>

Specified by:

size in interface List<E>

Specified by:

size in class AbstractCollection<E>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Collection<E>

Specified by:

isEmpty in interface List<E>

Overrides:

isEmpty in class AbstractCollection<E>

contains

public boolean contains(Object o)

Specified by:

contains in interface Collection<E>

Specified by:

contains in interface List<E>

Overrides:

contains in class AbstractCollection<E>

toArray

public Object[] toArray()

Specified by:

toArray in interface Collection<E>

Specified by:

toArray in interface List<E>

Overrides:

toArray in class AbstractCollection<E>

toArray

public <T> T[] toArray(T[] a)

Specified by:

toArray in interface Collection<E>

Specified by:

toArray in interface List<E>

Overrides:

toArray in class AbstractCollection<E>

add

public boolean add(E e)

Specified by:

add in interface Collection<E>

Specified by:

add in interface List<E>

Overrides:

add in class AbstractList<E>

remove

public boolean remove(Object o)

Specified by:

remove in interface Collection<E>

Specified by:

remove in interface List<E>

Overrides:

remove in class AbstractCollection<E>

containsAll

public boolean containsAll(Collection<?> c)

Specified by:

containsAll in interface Collection<E>

Specified by:

containsAll in interface List<E>

Overrides:

containsAll in class AbstractCollection<E>

addAll

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

Specified by:

addAll in interface Collection<E>

Specified by:

addAll in interface List<E>

Overrides:

addAll in class AbstractCollection<E>

addAll

public boolean addAll(int index,
 Collection<? extends E> c)

Specified by:

addAll in interface List<E>

Overrides:

addAll in class AbstractList<E>

removeAll

public boolean removeAll(Collection<?> c)

Specified by:

removeAll in interface Collection<E>

Specified by:

removeAll in interface List<E>

Overrides:

removeAll in class AbstractCollection<E>

retainAll

public boolean retainAll(Collection<?> c)

Specified by:

retainAll in interface Collection<E>

Specified by:

retainAll in interface List<E>

Overrides:

retainAll in class AbstractCollection<E>

replaceAll

public void replaceAll(UnaryOperator<E> operator)

Specified by:

replaceAll in interface List<E>

removeIf

public boolean removeIf(Predicate<? super E> filter)

Specified by:

removeIf in interface Collection<E>

sort

public void sort(Comparator<? super E> c)

Specified by:

sort in interface List<E>

clear

public void clear()

Specified by:

clear in interface Collection<E>

Specified by:

clear in interface List<E>

Overrides:

clear in class AbstractList<E>

equals

public boolean equals(Object o)

Specified by:

equals in interface Collection<E>

Specified by:

equals in interface List<E>

Overrides:

equals in class AbstractList<E>

hashCode

public int hashCode()

Specified by:

hashCode in interface Collection<E>

Specified by:

hashCode in interface List<E>

Overrides:

hashCode in class AbstractList<E>

get

public E get(int index)

Specified by:

get in interface List<E>

Specified by:

get in class AbstractList<E>

set

public E set(int index,
 E element)

Specified by:

set in interface List<E>

Overrides:

set in class AbstractList<E>

add

public void add(int index,
 E element)

Specified by:

add in interface List<E>

Overrides:

add in class AbstractList<E>

remove

public E remove(int index)

Specified by:

remove in interface List<E>

Overrides:

remove in class AbstractList<E>

indexOf

public int indexOf(Object o)

Specified by:

indexOf in interface List<E>

Overrides:

indexOf in class AbstractList<E>

lastIndexOf

public int lastIndexOf(Object o)

Specified by:

lastIndexOf in interface List<E>

Overrides:

lastIndexOf in class AbstractList<E>