KezvhLib/src-lib/net/kezvh/collections/Forest.java

   1 /**
   2  *
   3  */
   4 package net.kezvh.collections;
   5
   6 import java.util.Set;
   7
   8 /**
   9  * @author afflux
  10  *
  11  * @param <T> FIXME comment
  12  */
  13 public interface Forest<T> {
  14         /**
  15          * @param element
  16          * @return the set to which the element belongs
  17          */
  18         Set<T> find(T element);
  19
  20         /**
  21          * unify the sets a and b
  22          *
  23          * @param a
  24          * @param b
  25          */
  26         void union(T a, T b);
  27
  28         /**
  29          * @return the number of SETS in the forest
  30          */
  31         int size();
  32
  33         /**
  34          * @return the number of elements in the forest
  35          */
  36         int elements();
  37 }