add

boolean add(U object)

Ensures that this collection contains the specified element (optional operation).

Parameters

addAll

boolean addAll(Collection<U> c)

Adds all of the elements in the specified collection to this collection (optional operation).

Parameters

clear

boolean clear()

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

contains

boolean contains(U object)

Returns true if this collection contains the specified element.

Parameters

containsAll

boolean containsAll(Collection<U> c)

Returns true if this collection contains all of the elements in the specified collection.

Parameters

equals

boolean equals(Collection<U> c)

Compares the specified Collection with this collection for equality.

Parameters

isEmpty

boolean isEmpty()

Returns true if this collection contains no elements.

remove

boolean remove(U object)

Removes a single instance of the specified element from this collection, if it is present (optional operation).

Parameters

removeAll

boolean removeAll(Collection<U> c)

Removes all this collection's elements that are also contained in the specified collection (optional operation).

Parameters

retainAll

boolean retainAll(Collection<U> c)

Retains only the elements in this collection that are contained in the specified collection (optional operation).

Parameters

size

int size()

Returns the number of elements in this collection.

toArray

Array<U> toArray()

Returns an array containing all of the elements in this collection.