org.apache.commons.collections.primitives.adapters

Class CollectionDoubleCollection

public final class CollectionDoubleCollection extends AbstractCollectionDoubleCollection implements Serializable

Adapts a java.lang.Number Number-valued java.util.Collection Collection to the DoubleCollection interface.

This implementation delegates most methods to the provided Collection Collection implementation in the "obvious" way.

Since: Commons Primitives 1.0

Version: $Revision: 1.3 $ $Date: 2003/10/16 20:49:38 $

Author: Rodney Waldhoff

Field Summary
Collection	_collection

Constructor Summary
	CollectionDoubleCollection(Collection collection) Creates an `DoubleCollection` wrapping the specified `Collection Collection`.

Method Summary
protected Collection	getCollection()
static DoubleCollection	wrap(Collection collection) Create an `DoubleCollection` wrapping the specified `Collection Collection`.

Field Detail

private Collection _collection

public CollectionDoubleCollection(Collection collection)

Creates an DoubleCollection wrapping the specified Collection Collection.

protected Collection getCollection()

public static DoubleCollection wrap(Collection collection)

Create an DoubleCollection wrapping the specified Collection Collection. When the given collection is null, returns null.

Parameters: collection the (possibly null) Collection to wrap

Returns: an DoubleCollection wrapping the given collection, or null when collection is null.