org.apache.commons.collections.map

Class UnmodifiableMap

public final class UnmodifiableMap extends AbstractMapDecorator implements IterableMap, Unmodifiable, Serializable

Decorates another Map to ensure it can't be altered.

This class is Serializable from Commons Collections 3.1.

Since: Commons Collections 3.0

Version: $Revision: 646777 $ $Date: 2008-04-10 13:33:15 +0100 (Thu, 10 Apr 2008) $

Author: Stephen Colebourne

Method Summary
void	clear()
static Map	decorate(Map map) Factory method to create an unmodifiable map.
Set	entrySet()
Set	keySet()
MapIterator	mapIterator()
Object	put(Object key, Object value)
void	putAll(Map mapToCopy)
Object	remove(Object key)
Collection	values()

Method Detail

public void clear()

public static Map decorate(Map map)

Factory method to create an unmodifiable map.

Parameters: map the map to decorate, must not be null

Throws: IllegalArgumentException if map is null

public Set entrySet()

public Set keySet()

public MapIterator mapIterator()

public Object put(Object key, Object value)

public void putAll(Map mapToCopy)

public Object remove(Object key)

public Collection values()