package com.iluwatar;
   
   import java.util.ArrayList;
   import java.util.List;
   
   /**
    * 
    * Party implementation.
    *
   */
  public class PartyImpl implements Party {
  
  	private final List<PartyMember> members;
  
  	public PartyImpl() {
  		members = new ArrayList<>();
  	}
  
  	@Override
  	public void act(PartyMember actor, Action action) {
  		for (PartyMember member : members) {
  			if (member != actor) {
  				member.partyAction(action);
  			}
  		}
  	}
  
  	@Override
  	public void addMember(PartyMember member) {
  		members.add(member);
  		member.joinedParty(this);
  	}
  }