org.apache.commons.collections.set
Class UnmodifiableSet
java.lang.Object
|
+--org.apache.commons.collections.collection.AbstractCollectionDecorator
|
+--org.apache.commons.collections.set.AbstractSetDecorator
|
+--org.apache.commons.collections.set.UnmodifiableSet
- All Implemented Interfaces:
- Collection, Set, Unmodifiable
- public final class UnmodifiableSet
- extends AbstractSetDecorator
- implements Unmodifiable
Decorates another Set
to ensure it can't be altered.
- Since:
- Commons Collections 3.0
- Version:
- $Revision: 1.4 $ $Date: 2004/01/14 21:43:14 $
- Author:
- Stephen Colebourne
decorate
public static Set decorate(Set set)
- Factory method to create an unmodifiable set.
- Parameters:
set
- the set to decorate, must not be null- Throws:
IllegalArgumentException
- if set is null
iterator
public Iterator iterator()
- Overrides:
iterator
in class AbstractCollectionDecorator
add
public boolean add(Object object)
- Overrides:
add
in class AbstractCollectionDecorator
addAll
public boolean addAll(Collection coll)
- Overrides:
addAll
in class AbstractCollectionDecorator
clear
public void clear()
- Overrides:
clear
in class AbstractCollectionDecorator
remove
public boolean remove(Object object)
- Overrides:
remove
in class AbstractCollectionDecorator
removeAll
public boolean removeAll(Collection coll)
- Overrides:
removeAll
in class AbstractCollectionDecorator
retainAll
public boolean retainAll(Collection coll)
- Overrides:
retainAll
in class AbstractCollectionDecorator
Copyright © 2001-2004 Apache Software Foundation. All Rights Reserved.