Package jade.util.leap

Class SortedSetImpl

java.lang.Object

jade.util.leap.SortedSetImpl

All Implemented Interfaces:

Collection, Set, SortedSet

public class SortedSetImpl
extends Object
implements SortedSet

The LEAP (environment-dependent) implementation of the &qote;SortedSet&qote; interface. This class appears to be exactly the same in J2SE, PJAVA and MIDP. The internal implementation is different in the three cases however.

Version:

1.0, 20/10/00

Author:

Nicolas Lhuillier

See Also:

SortedSet, TreeSet

Constructor Summary

Constructors

Constructor	Description
SortedSetImpl()	Default Constructor, creates an empty Set, according to the elements' natural order.

Method Summary

Modifier and Type	Method	Description
boolean	add(Object o)	Adds an element.
Object	first()	Returns the first (lowest) element currently in this sorted set.
boolean	isEmpty()	Checks if the collection contains elements.
Iterator	iterator()	Returns an iterator over the elements in this collection.
boolean	remove(Object o)	Removes one instance of the specified element.
int	size()	Returns the number of elements in this collection.
Object[]	toArray()	Returns an array containing all of the elements in this collection.

Methods inherited from class java.lang.Object

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

Constructor Detail

SortedSetImpl

public SortedSetImpl()

Default Constructor, creates an empty Set, according to the elements' natural order.

Method Detail

add

public boolean add(Object o)

Description copied from interface: Collection

Adds an element.

Specified by:

add in interface Collection

Returns:

true if the element has been added.

See Also:

interface

isEmpty

public boolean isEmpty()

Description copied from interface: Collection

Checks if the collection contains elements.

Specified by:

isEmpty in interface Collection

Returns:

true if this collection contains no elements

See Also:

interface

remove

public boolean remove(Object o)

Description copied from interface: Collection

Removes one instance of the specified element.

Specified by:

remove in interface Collection

Parameters:

o - the element to be removed

Returns:

true if the element has been removed

See Also:

interface

iterator

public Iterator iterator()

Description copied from interface: Collection

Returns an iterator over the elements in this collection. There are no guarantees concerning the order in which the elements are returned.

Specified by:

iterator in interface Collection

Returns:

an Iterator over the elements in this collection

See Also:

interface

toArray

public Object[] toArray()

Description copied from interface: Collection

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

Specified by:

toArray in interface Collection

Returns:

an array containing all of the elements in this collection

See Also:

interface

size

public int size()

Description copied from interface: Collection

Returns the number of elements in this collection.

Specified by:

size in interface Collection

Returns:

the number of elements in this collection.

See Also:

interface

first

public Object first()

Description copied from interface: SortedSet

Returns the first (lowest) element currently in this sorted set.

Specified by:

first in interface SortedSet

Returns:

the first (lowest) element currently in this sorted set.

See Also:

interface