org.broadleafcommerce.common.util
Class BLCMapUtils

java.lang.Object
  org.broadleafcommerce.common.util.BLCMapUtils

public class BLCMapUtils
extends Object

Convenience methods for interacting with maps

Author:

Andre Azzolini (apazzolini)

Constructor Summary

BLCMapUtils()

Method Summary

static <K,CV extends Iterable<V>,V> Map<K,List<V>>	keyedListMap(CV values, TypedClosure<K,V> closure) Given a collection of values and a TypedClosure that maps an appropriate key for a given value, returns a HashMap of the key to a list of values that map to that key.
static <K,CV extends Iterable<V>,V> Map<K,V>	keyedMap(CV values, TypedClosure<K,V> closure) Given a collection of values and a TypedClosure that maps an appropriate key for a given value, returns a HashMap of the key to the value.

Methods inherited from class java.lang.Object

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

Constructor Detail

BLCMapUtils

public BLCMapUtils()

Method Detail

keyedMap

public static <K,CV extends Iterable<V>,V> Map<K,V> keyedMap(CV values,
                                                             TypedClosure<K,V> closure)

Given a collection of values and a TypedClosure that maps an appropriate key for a given value, returns a HashMap of the key to the value. Note: If two values share the same key, the later one will override the previous one in the returned map

Parameters:

values -

closure -

Returns:

the map

See Also:

List --> Map

keyedListMap

public static <K,CV extends Iterable<V>,V> Map<K,List<V>> keyedListMap(CV values,
                                                                       TypedClosure<K,V> closure)

Given a collection of values and a TypedClosure that maps an appropriate key for a given value, returns a HashMap of the key to a list of values that map to that key.

Parameters:

values -

closure -

Returns:

the map

See Also:

List --> Map>