harpoon.Analysis.PointerAnalysis
Class LightMap<K,V>

java.lang.Object
  harpoon.Analysis.PointerAnalysis.LightMap<K,V>

All Implemented Interfaces:

Serializable, Cloneable, Map<K,V>

public class LightMap<K,V>
extends Object
implements Map<K,V>, Cloneable, Serializable

LightMap is a very lightweight implementation of the java.util.Map interface.

Version:

$Id: LightMap.java,v 1.2 2005/11/30 22:25:56 salcianu Exp $

Author:

Alexandru SALCIANU <salcianu@alum.mit.edu>

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K,V>

Constructor Summary

LightMap()
Creates a LightMap.

LightMap(Map<? extends K,? extends V> map)
Creates a LightMap with the same mappings as the given map.

Method Summary

void	clear()
Object	clone()
boolean	containsKey(Object key)
boolean	containsValue(Object value) Unsupported yet.
Set<Map.Entry<K,V>>	entrySet() Returns an unmodifiable set view of the map entries.
boolean	equals(Object o)
V	get(Object key)
int	hashCode()
boolean	isEmpty()
Set<K>	keySet() Returns an unmodifiable set view of the keys contained in this map.
V	put(K key, V value) Associates the specified value with the specified key in this map.
void	putAll(Map<? extends K,? extends V> map) Copies all of the mappings from the specified map to this map.
V	remove(Object key) Removes the mapping previously attached to key.
int	size()
String	toString()
Collection<V>	values() Returns an unmodifiable collection view of the values from this map.

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

LightMap

public LightMap()

Creates a LightMap.

LightMap

public LightMap(Map<? extends K,? extends V> map)

Creates a LightMap with the same mappings as the given map.

Method Detail

size

public final int size()

Specified by:

size in interface Map<K,V>

isEmpty

public final boolean isEmpty()

Specified by:

isEmpty in interface Map<K,V>

containsKey

public final boolean containsKey(Object key)

Specified by:

containsKey in interface Map<K,V>

containsValue

public final boolean containsValue(Object value)

Unsupported yet.

Specified by:

containsValue in interface Map<K,V>

get

public V get(Object key)

Specified by:

get in interface Map<K,V>

put

public final V put(K key,
                   V value)

Associates the specified value with the specified key in this map.

Specified by:

put in interface Map<K,V>

remove

public final V remove(Object key)

Removes the mapping previously attached to key. Returns the old mapping if any, or null otherwise.

Specified by:

remove in interface Map<K,V>

putAll

public final void putAll(Map<? extends K,? extends V> map)

Copies all of the mappings from the specified map to this map.

Specified by:

putAll in interface Map<K,V>

clear

public final void clear()

Specified by:

clear in interface Map<K,V>

values

public final Collection<V> values()

Returns an unmodifiable collection view of the values from this map.

Specified by:

values in interface Map<K,V>

entrySet

public final Set<Map.Entry<K,V>> entrySet()

Returns an unmodifiable set view of the map entries.

Specified by:

entrySet in interface Map<K,V>

keySet

public final Set<K> keySet()

Returns an unmodifiable set view of the keys contained in this map.

Specified by:

keySet in interface Map<K,V>

clone

public Object clone()

Overrides:

clone in class Object

equals

public boolean equals(Object o)

Specified by:

equals in interface Map<K,V>

Overrides:

equals in class Object

hashCode

public int hashCode()

Specified by:

hashCode in interface Map<K,V>

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object