org.gcube.common.vremanagement.deployer.impl.state
Class CountableHashSet<E>

java.lang.Object
  java.util.AbstractCollection<E>
      java.util.AbstractSet<E>
          java.util.HashSet<E>
              org.gcube.common.vremanagement.deployer.impl.state.CountableHashSet<E>

Type Parameters:

E - element type

All Implemented Interfaces:

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

public class CountableHashSet<E>
extends HashSet<E>
implements Serializable

An extension of the standard HashSet handling multiple instances of the same element.

Author:

Manuele Simi (ISTI-CNR)

See Also:

HashSet, Set, Serialized Form

Constructor Summary

CountableHashSet()

CountableHashSet(Collection<? extends E> c)

CountableHashSet(int initialCapacity)

CountableHashSet(int initialCapacity, float loadFactor)

Method Summary

boolean	add(E o)
boolean	addAll(Collection<? extends E> c)
void	clear()
int	getCounter(Object o) Gets the key counter of the given element
boolean	remove(Object o)
boolean	removeAll(Collection<?> c)

Methods inherited from class java.util.HashSet

clone, contains, isEmpty, iterator, size

Methods inherited from class java.util.AbstractSet

equals, hashCode

Methods inherited from class java.util.AbstractCollection

containsAll, retainAll, toArray, toArray, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Set

containsAll, equals, hashCode, retainAll, toArray, toArray

Constructor Detail

CountableHashSet

public CountableHashSet()

CountableHashSet

public CountableHashSet(Collection<? extends E> c)

CountableHashSet

public CountableHashSet(int initialCapacity)

CountableHashSet

public CountableHashSet(int initialCapacity,
                        float loadFactor)

Method Detail

add

public boolean add(E o)

Specified by:

add in interface Collection<E>

Specified by:

add in interface Set<E>

Overrides:

add in class HashSet<E>

remove

public boolean remove(Object o)

Specified by:

remove in interface Collection<E>

Specified by:

remove in interface Set<E>

Overrides:

remove in class HashSet<E>

removeAll

public boolean removeAll(Collection<?> c)

Specified by:

removeAll in interface Collection<E>

Specified by:

removeAll in interface Set<E>

Overrides:

removeAll in class AbstractSet<E>

addAll

public boolean addAll(Collection<? extends E> c)

Specified by:

addAll in interface Collection<E>

Specified by:

addAll in interface Set<E>

Overrides:

addAll in class AbstractCollection<E>

clear

public void clear()

Specified by:

clear in interface Collection<E>

Specified by:

clear in interface Set<E>

Overrides:

clear in class HashSet<E>

getCounter

public int getCounter(Object o)

Gets the key counter of the given element

Parameters:

o - the element to count

Returns:

the key counter