net.spy.util
Class SoftHashSet<T>

java.lang.Object
  java.util.AbstractCollection<E>
      java.util.AbstractSet<T>
          net.spy.util.ReferenceSet<T>
              net.spy.util.SoftHashSet<T>

All Implemented Interfaces:

java.lang.Iterable<T>, java.util.Collection<T>, java.util.Set<T>

public class SoftHashSet<T>
extends ReferenceSet<T>

Implementation of ReferenceSet that uses soft references.

Constructor Summary

SoftHashSet()
Get an instance of SoftHashSet.

SoftHashSet(java.util.Collection<T> c)
Get a SoftHashSet with the contents from the given Collection.

SoftHashSet(int n)
Create a SoftHashSet with the given capacity.

Method Summary

protected java.lang.ref.Reference<T>

getReference(T o) Return a soft reference.

Methods inherited from class net.spy.util.ReferenceSet

add, iterator, size

Methods inherited from class java.util.AbstractSet

equals, hashCode, removeAll

Methods inherited from class java.util.AbstractCollection

addAll, clear, contains, containsAll, isEmpty, remove, retainAll, toArray, toArray, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Set

addAll, clear, contains, containsAll, isEmpty, remove, retainAll, toArray, toArray

Constructor Detail

SoftHashSet

public SoftHashSet()

Get an instance of SoftHashSet.

SoftHashSet

public SoftHashSet(int n)

Create a SoftHashSet with the given capacity.

Parameters:

n - the capacity

SoftHashSet

public SoftHashSet(java.util.Collection<T> c)

Get a SoftHashSet with the contents from the given Collection.

Parameters:

c - the collection

Method Detail

getReference

protected java.lang.ref.Reference<T> getReference(T o)

Return a soft reference.

Specified by:

getReference in class ReferenceSet<T>

Parameters:

o - an object

Returns:

a reference to that object