modhelxs.state_management
Class MapAttribute<K,V>

java.lang.Object
  modhelxs.state_management.MapAttribute<K,V>

All Implemented Interfaces:

StateValue

Direct Known Subclasses:

TransientMap

public class MapAttribute<K,V>
extends java.lang.Object
implements StateValue

A state value which stores data in a Map.

Field Summary

private java.util.Map<K,V>	trans_value_
private java.util.Map<K,V>	value_

Constructor Summary

MapAttribute()

MapAttribute(java.util.Map<K,V> initmap)

Method Summary

void	commit()
V	get(K key) Get the value associated to a key.
java.util.Set<K>	keySet() Return the set of keys of this map.
V	put(K key, V value) Set the transient value associated to a key.
void	revert()
java.util.Collection<V>	values() Return a collection of the values in this map.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

value_

private java.util.Map<K,V> value_

trans_value_

private java.util.Map<K,V> trans_value_

Constructor Detail

MapAttribute

public MapAttribute()

MapAttribute

public MapAttribute(java.util.Map<K,V> initmap)

Method Detail

revert

public void revert()

Specified by:

revert in interface StateValue

commit

public void commit()

Specified by:

commit in interface StateValue

get

public V get(K key)

Get the value associated to a key.

put

public V put(K key,
             V value)

Set the transient value associated to a key.

keySet

public java.util.Set<K> keySet()

Return the set of keys of this map.

values

public java.util.Collection<V> values()

Return a collection of the values in this map.