org.apache.commons.collections4.set
Class AbstractSortedSetDecorator<E>

java.lang.Object
  org.apache.commons.collections4.collection.AbstractCollectionDecorator<E>
      org.apache.commons.collections4.set.AbstractSetDecorator<E>
          org.apache.commons.collections4.set.AbstractSortedSetDecorator<E>

Type Parameters:

E - the type of the elements in the sorted set

All Implemented Interfaces:

Serializable, Iterable<E>, Collection<E>, Set<E>, SortedSet<E>

Direct Known Subclasses:

UnmodifiableSortedSet

public abstract class AbstractSortedSetDecorator<E>
extends AbstractSetDecorator<E>
implements SortedSet<E>

Decorates another SortedSet to provide additional behaviour.

Methods are forwarded directly to the decorated set.

Since:

3.0

Version:

$Id: AbstractSortedSetDecorator.java 1477756 2013-04-30 18:31:13Z tn $

See Also:

Serialized Form

AbstractSortedSetDecorator

protected AbstractSortedSetDecorator()

Constructor only used in deserialization, do not use otherwise.

Since:

3.1

AbstractSortedSetDecorator

protected AbstractSortedSetDecorator(Set<E> set)

Constructor that wraps (not copies).

Parameters:

set - the set to decorate, must not be null

Throws:

IllegalArgumentException - if set is null

decorated

protected SortedSet<E> decorated()

Gets the set being decorated.

Overrides:

decorated in class AbstractSetDecorator<E>

Returns:

the decorated set

subSet

public SortedSet<E> subSet(E fromElement,
                           E toElement)

Specified by:

subSet in interface SortedSet<E>

headSet

public SortedSet<E> headSet(E toElement)

Specified by:

headSet in interface SortedSet<E>

tailSet

public SortedSet<E> tailSet(E fromElement)

Specified by:

tailSet in interface SortedSet<E>

first

public E first()

Specified by:

first in interface SortedSet<E>

last

public E last()

Specified by:

last in interface SortedSet<E>

comparator

public Comparator<? super E> comparator()

Specified by:

comparator in interface SortedSet<E>