de.rwth.domains.templates
Class NumberSet

java.lang.Object
  |
  +--de.rwth.domains.templates.NumberSet

All Implemented Interfaces:

Set

public class NumberSet

extends java.lang.Object

implements Set

Class for the set of all Number objects.

Version:

$Id: NumberSet.java,v 1.2 2002/09/17 06:53:53 mohnen Exp $

Author:

Markus Mohnen

See Also:

Number

Inner classes inherited from class de.rwth.domains.Set

Set.Default

Constructor Summary

NumberSet()
Creates a new 'NumberSet' instance.

Method Summary

boolean	equals(java.lang.Object param1, java.lang.Object param2) Two Numbers objects are equal in this set, if the first is not null and is equal to the second.
boolean	isElement(java.lang.Object param1) All Number objects are element of this set.
java.util.Iterator	iterator() Always throws an IllegalArgumentException.
java.util.Iterator	iteratorSkel() Returns an iterator, which has 42 as only element.
long	size() Always returns -1.
long	sizeSkel() Always returns 1.

Methods inherited from class java.lang.Object

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

Constructor Detail

NumberSet

public NumberSet()

Creates a new 'NumberSet' instance.

Method Detail

equals

public boolean equals(java.lang.Object param1,
                      java.lang.Object param2)

Two Numbers objects are equal in this set, if the first is not null and is equal to the second.

Specified by:

equals in interface Set

Parameters:

param1 -

param2 -

Returns:

isElement

public boolean isElement(java.lang.Object param1)

All Number objects are element of this set.

Specified by:

isElement in interface Set

Parameters:

param1 - an Object value

Returns:

a boolean value

iterator

public java.util.Iterator iterator()

Always throws an IllegalArgumentException.

Specified by:

iterator in interface Set

Returns:

iteratorSkel

public java.util.Iterator iteratorSkel()

Returns an iterator, which has 42 as only element.

Specified by:

iteratorSkel in interface Set

Returns:

an Iterator value

size

public long size()

Always returns -1.

Specified by:

size in interface Set

Returns:

a long value

sizeSkel

public long sizeSkel()

Always returns 1.

Specified by:

sizeSkel in interface Set

Returns:

a long value