Game simples em Java. [RESOLVIDO]

//TicTacToe.java
//TicTacToe - Jogo da velha

import javax.swing.JOptionPane;
import java.util.Scanner;
public class TicTacToe extends Play {
	
	private String arrayEnter[];
	String namePlayerOne;
	String namePlayerTwo;
	
	//create Scanner for get info
	Scanner input = new Scanner(System.in);
	
	//construct start
	public  TicTacToe()
	{	
		JOptionPane.showMessageDialog(null, "Welcome to game!");
		namePlayerOne  = JOptionPane.showInputDialog("Write your name: ");
		namePlayerTwo = JOptionPane.showInputDialog("Now, write the name of other player: ");
		
		displayMessageUser();
	}
	
	
	//add name of user
	public void addUser(String nameOne, String nameTwo)
	{
		namePlayerOne = nameOne;
		namePlayerTwo = nameTwo;
		
	}
	
	//return name of user
	public String getUser()
	{
		return namePlayerOne;
	}
	
	//method for display message of welcome for user
	public void displayMessageUser()
	{
		
		//options for user
        String valueEnter = JOptionPane.showInputDialog(null,"Write Play for play\nOr Exit for exit.");
        
        if (valueEnter.equalsIgnoreCase("Play"))
        {
        	Play playGame = new Play();
        	playGame.Play();
        	
        } else if (valueEnter.equalsIgnoreCase("Exit")) {
        	exitOptions();
        }
        
	}
	
	//Message of output; case the user choose the option exit
	public void exitOptions()
	{
		JOptionPane.showMessageDialog(null, "Thanks you!", "End program",JOptionPane.INFORMATION_MESSAGE);
	}
	
	
	
}



import java.awt.Color;
import java.awt.Graphics;
import javax.swing.JPanel;
import javax.swing.JFrame;
import javax.swing.JButton;
import javax.swing.JTextField;
import java.awt.FlowLayout;


import java.awt.Color;
import java.awt.Graphics;
import javax.swing.JPanel;
import javax.swing.JFrame;
import javax.swing.JButton;
import javax.swing.JTextField;
import java.awt.FlowLayout;

public class Play extends JFrame {
	
	private JTextField welcomeUser;
	private JTextField help;
	
	
	private int start[][]; //start array bidimensional
	
	JFrame labelFrame = new JFrame(); //create LabelFrame
	
	public void Play()
	{		
		setLayout(new FlowLayout());
		welcomeUser = new JTextField("Welcome to Game!"); 
		add(welcomeUser);
		
		help = new JTextField("Get help!");
		add(help);
	}
	

}

import javax.swing.JFrame;
public class Principal  {
	
	public static void main(String args[])
	{
		
		TicTacToe tic = new TicTacToe();
		
		tic.setTitle("Game simple on Java!");
		tic.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		tic.setSize(500, 200);
		tic.setVisible(true);

	}

}