1 package edu.berkeley.sbp.util;
4 /** a mapping from keys of type <tt>K</tt> to <i>sets</i> of values of type <tt>V</tt> */
5 public interface MapBag<K,V> extends Iterable<K> {
6 public void add(K k, V v);
7 public void addAll(K k, Iterable<V> iv);
8 public Iterator<K> iterator();