org.apache.commons.collections.set
Class TypedSortedSet

java.lang.Object
  extended byorg.apache.commons.collections.set.TypedSortedSet

public class TypedSortedSet
extends Object

Decorates another SortedSet 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.

Since:
Commons Collections 3.0
Version:
$Revision: 155406 $ $Date: 2005-02-26 12:55:26 +0000 (Sat, 26 Feb 2005) $

Constructor Summary
protected TypedSortedSet()
          Restrictive constructor.
 
Method Summary
static SortedSet decorate(SortedSet set, Class type)
          Factory method to create a typed sorted set.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

TypedSortedSet

protected TypedSortedSet()
Restrictive constructor.

Method Detail

decorate

public static SortedSet decorate(SortedSet set,
                                 Class type)
Factory method to create a typed sorted set.

If there are any elements already in the set being decorated, they are validated.

Parameters:
set - the set to decorate, must not be null
type - the type to allow into the collection, must not be null
Throws:
IllegalArgumentException - if set or type is null
IllegalArgumentException - if the set contains invalid elements


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