Package org.alfresco.util

Class ValueDerivingMapFactory<O,K,V>

java.lang.Object

org.alfresco.util.ValueDerivingMapFactory<O,K,V>

public class ValueDerivingMapFactory<O,K,V>
extends Object

A factory for maps that dynamically derive their looked up values from a given source object.

Author:

dward

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	ValueDerivingMapFactory.ValueDeriver<O,V>	An interface for objects that derive the value for a specific entry in the map.

Constructor Summary

Constructors

Constructor	Description
ValueDerivingMapFactory(Map<K,ValueDerivingMapFactory.ValueDeriver<O,V>> valueDerivers)	Instantiates a new value deriving map factory.

Method Summary

Modifier and Type	Method	Description
Map<K,V>	getMap(O source)	Gets a map that derives its values from the given source.

Methods inherited from class java.lang.Object

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

Constructor Details

ValueDerivingMapFactory

public ValueDerivingMapFactory(Map<K,ValueDerivingMapFactory.ValueDeriver<O,V>> valueDerivers)

Instantiates a new value deriving map factory.

Parameters:

valueDerivers - a map of value derivers that derive the value of each entry from a given source

Method Details

getMap

public Map<K,V> getMap(O source)

Gets a map that derives its values from the given source.

Parameters:

source - the source

Returns:

the map