code: public FriendGroup getGroup() {
  		final Collection<RosterGroup> groups = get().getGroups();
  		if (groups.size() > 0) {
  			return new FriendGroup(api, con, get().getGroups().iterator()
  					.next());
  		}
  		return null;
  	}
docs: Gets the FriendGroup that contains this friend.
  
  @return the FriendGroup that currently contains this Friend or null if
  this Friend is not in a FriendGroup.