org.apache.reef.io.network.group.impl.utils

Class CountingMap<L>

java.lang.Object

org.apache.reef.io.network.group.impl.utils.CountingMap<L>

public class CountingMap<L>
extends Object

Utility class to provide a map that allows to add multiple keys and automatically incrementing the count on each add decrementing the count on each remove and removing key on count==0.

Constructor Summary

Constructors

Constructor and Description
CountingMap()

Method Summary

Methods

Modifier and Type	Method and Description
void	add(L value)
void	clear()
boolean	containsKey(L value)
int	get(L value)
boolean	isEmpty()
static void	main(String[] args)
boolean	remove(L value)
String	toString()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

CountingMap

public CountingMap()

Method Detail

containsKey

public boolean containsKey(L value)

get

public int get(L value)

isEmpty

public boolean isEmpty()

clear

public void clear()

add

public void add(L value)

remove

public boolean remove(L value)

toString

public String toString()

Overrides:

toString in class Object

main

public static void main(String[] args)