org.apache.commons.collections.list
Class TypedList
java.lang.Object
org.apache.commons.collections.list.TypedList
public class TypedList
extends java.lang.Object
Decorates another
List
to validate that elements
added are of a specific type.
The validation of additions is performed via an instanceof test against
a specified
Class
. If an object cannot be added to the
collection, an IllegalArgumentException is thrown.
$Revision: 1.4 $ $Date: 2004/05/07 23:28:38 $- Stephen Colebourne
- Matthew Hawthorne
static List | decorate(List list, Class type) - Factory method to create a typed list.
|
TypedList
protected TypedList()
Restrictive constructor.
decorate
public static List decorate(List list,
Class type)
Factory method to create a typed list.
If there are any elements already in the list being decorated, they
are validated.
list
- the list to decorate, must not be nulltype
- the type to allow into the collection, must not be null
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