org.apache.commons.collections.set
Class TypedSet
java.lang.Object
|
+--org.apache.commons.collections.set.TypedSet
public class TypedSet
extends java.lang.Object
Decorates another
Set
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.
- Commons Collections 3.0
- Stephen Colebourne
- Matthew Hawthorne
TypedSet
protected TypedSet()
Restrictive constructor.
decorate
public static Set decorate(Set set, Class type)
Factory method to create a typed set.
If there are any elements already in the set being decorated, they
are validated.
- set - the set to decorate, must not be null
- type - the type to allow into the collection, must not be null
- if set or type is null
- if the set contains invalid elements
Set
to validate that elements added are of a specific type. The validation of additions is performed via an instanceof test against a specifiedClass
. If an object cannot be added to the collection, an IllegalArgumentException is thrown.