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imprimir os valores duma class


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public class MagicLamp {
public Genie rub(int n_desejos){

_esfregado++;
if(_esfregado < _capacidade){

 if(((_esfregado-1) % 2) ==0){

 return new GrumpyGenie(n_desejos);
 }

public class ArabianNights {
public static void main(String[] args){

MagicLamp g = new MagicLamp(4);
g.rub(2);

tou com um problema que e o seguinte, eu na funçao rub estou a criar uma instancia da classe GrumpyGenie...depois numa outra classe(ArabianNights) tou a usar a funçao rub para criar a instancia de GrumpyGenie so que o problema e que se eu quiser fazer System.out.println da instancia criada, nao consigo pois nao tenho nenhuma variavel associada a essa mesma instancia.Como e que hei-de fazer para conseguir imprimir a instancia de Grumpygenie

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