cz/vutbr/fit/dudka/SGVis/Data/RelationSet.java

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package cz.vutbr.fit.dudka.SGVis.Data;

import java.util.HashSet;
import java.util.Iterator;

public class RelationSet
  implements
    Cloneable,
    IContainer<Relation>
{
  private HashSet<Relation> set;
  public RelationSet() {
    set = new HashSet<Relation>();
  }
  
  public RelationSet(RelationSet ref) {
    set = new HashSet<Relation>(ref.set);
  }
  
  public RelationSet clone() {
    return new RelationSet(this);
  }
  public void add(Relation relation) {
    set.add(relation);
  }
  public Iterator<Relation> iterator() {
    return set.iterator();
  }
  
  public int size() {
    return set.size();
  }
}

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