Package org.glassfish.pfl.basic.contain

Class MultiSet<E>

java.lang.Object

org.glassfish.pfl.basic.contain.MultiSet<E>

public class MultiSet<E>
extends Object

A simple abstraction of a MultiSet, that is, a "set" that can contain more than one copy of the same element. I am implementing only the bare minimum that is required for now.

Field Summary

Fields

Modifier and Type	Field	Description
private Map<E,Integer>	contents

Constructor Summary

Constructors

Constructor	Description
MultiSet()

Method Summary

Modifier and Type	Method	Description
void	add(E element)
boolean	contains(E element)
static void	main(String[] args)
void	remove(E element)
private static void	shouldBeFalse(boolean val, String msg)
private static void	shouldBeTrue(boolean val, String msg)
int	size()	Return the number of unique elements in this MultiSet.

Methods inherited from class java.lang.Object

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

Field Details

contents

private Map<E,Integer> contents

Constructor Details

MultiSet

public MultiSet()

Method Details

add

public void add(E element)

remove

public void remove(E element)

contains

public boolean contains(E element)

size

public int size()

Return the number of unique elements in this MultiSet.

shouldBeTrue

private static void shouldBeTrue(boolean val,
 String msg)

shouldBeFalse

private static void shouldBeFalse(boolean val,
 String msg)

main

public static void main(String[] args)