public enum enum_type {
    BID(0), OFFER(1), TRADE(2);

    public int codigo;

    enum_type(int codigo) {
        this.codigo = codigo;
    }


}

public static LinkedList<LinkedList<Eventos>> Working(enum_type tipo, enum_updateAction updateAction) {

    switch (Eventos.get(0).getUpdateaction()) {

        case enum_updateAction.NEW://enum_updateAction.NEW: // 0 = new
                ArrayEventos.add(InserirOrdenado(ArrayEventos, Ordem), Ordem);
                break;

    }


}