private void addMessage(Message mes, List<String> recipient, List<String> hashTags){
		
		for(String rec : recipient){
			mes.addRecipient(rec);
		}
		
		for(String hash : hashTags){
			mes.addHashtags(hash);
		}
		
		recentMessages.add(mes);
		
		if(recentMessages.size() >= logSize){
			saveNewLog();
		}
		
		if(recentMessages.size() >= sizeToSave){
			saveServer();
		}
		
		System.out.println("message from "+mes.getAuthors().get(0)+" posted");
	}