java.util

Class AbstractCollection<E>

java.lang.Object

java.util.AbstractCollection<E>

All Implemented Interfaces:

Iterable<E>, Collection<E>

Direct Known Subclasses:

AbstractList, AbstractQueue, AbstractSet, ArrayDeque

public abstract class AbstractCollection<E>
extends Object
implements Collection<E>

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractCollection()

Method Summary

Modifier and Type	Method and Description
boolean	add(E object)
boolean	addAll(Collection<? extends E> collection)
void	clear()
boolean	contains(Object object)
boolean	containsAll(Collection<?> collection)
boolean	isEmpty()
abstract Iterator<E>	iterator()
boolean	remove(Object object)
boolean	removeAll(Collection<?> collection)
boolean	retainAll(Collection<?> collection)
abstract int	size()
Object[]	toArray()
<T> T[]	toArray(T[] contents)
String	toString()

Methods inherited from class java.lang.Object

clone, equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Collection

equals, hashCode, removeIf

Methods inherited from interface java.lang.Iterable

forEach

Constructor Detail

AbstractCollection

protected AbstractCollection()

Method Detail

add

public boolean add(E object)

Specified by:

add in interface Collection<E>

addAll

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

Specified by:

addAll in interface Collection<E>

clear

public void clear()

Specified by:

clear in interface Collection<E>

contains

public boolean contains(Object object)

Specified by:

contains in interface Collection<E>

containsAll

public boolean containsAll(Collection<?> collection)

Specified by:

containsAll in interface Collection<E>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Collection<E>

iterator

public abstract Iterator<E> iterator()

Specified by:

iterator in interface Iterable<E>

Specified by:

iterator in interface Collection<E>

remove

public boolean remove(Object object)

Specified by:

remove in interface Collection<E>

removeAll

public boolean removeAll(Collection<?> collection)

Specified by:

removeAll in interface Collection<E>

retainAll

public boolean retainAll(Collection<?> collection)

Specified by:

retainAll in interface Collection<E>

size

public abstract int size()

Specified by:

size in interface Collection<E>

toString

public String toString()

Overrides:

toString in class Object

toArray

public Object[] toArray()

Specified by:

toArray in interface Collection<E>

toArray

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

Specified by:

toArray in interface Collection<E>