Method containsAll

src/main/java/gate/relations/RelationSet.java:520–529

(Collection<?> relations)

  }

  @Override
  public boolean containsAll(Collection<?> relations) {
    boolean all = true;

    for(Object r : relations) {
      all &= contains(r);
    }

    return all;
  }

  @Override
  public boolean isEmpty() {