Função não interrompe

A ideia é: Começar a tocar uma música assim que apertar em OK (no JOptionPane), e quando clicar na imagem, ele parar e voltar à tela principal
Erro: não é possível clicar na tela antes do som acabar, nem fechar a janela, mesmo usando threads.

Codigo da Classe que toca o audio:

/*

• To change this license header, choose License Headers in Project Properties.
• To change this template file, choose Tools | Templates
• and open the template in the editor.
  */

package Telas;

import java.io.FileInputStream;

import java.util.logging.Level;

import java.util.logging.Logger;

import javax.swing.JOptionPane;

import javazoom.jl.player.Player;

/**
*

• @author CaioVieira
  
  */
  
  public class Tocar {
  
  FileInputStream in;
  
  Player mp3;
  

  public Tocar(){

  try {
       
       in = new FileInputStream("/root/NetBeansProjects/AppTeleporte/src/sons/Praia.mp3");
       System.out.println("achou");
       
       mp3 = new Player(in);
       
       mp3.play();
       System.out.println("chegou aq");
       JOptionPane.showMessageDialog(null, "");
   } catch (Exception ex) {
       Logger.getLogger(Praia.class.getName()).log(Level.SEVERE, null, ex);
   }
  

  }
  }

Codigo da tela onde aparece a imagem:

/*

• To change this license header, choose License Headers in Project Properties.
• To change this template file, choose Tools | Templates
• and open the template in the editor.
  */
  package Telas;

import java.io.FileInputStream;

import java.*;

import java.io.FileNotFoundException;

import java.io.IOException;

import java.util.logging.Level;

import java.util.logging.Logger;

import javax.swing.JOptionPane;

import javazoom.jl.decoder.JavaLayerException;

import javazoom.jl.player.Player;

//

/**
*

• @author Caio Vieira
  */
  public class Praia extends javax.swing.JFrame {

  /**

  • Creates new form Praia
    */

  public Praia() throws JavaLayerException {

  initComponents();
   this.setVisible(true);
   
   JOptionPane.showMessageDialog(null, "Aperte Ok para começar a Música.\nAperte na imagem para parar.");
   td = new Thread((Runnable) new Tocar());
   td.start();
  

  }
  Thread td ;

  static FileInputStream in;
  
  static Player mp3;
  
  public void tocarThread(){
  
  try {
  

  in = new FileInputStream("/root/NetBeansProjects/AppTeleporte/src/sons/Praia.mp3");
       System.out.println("achou");
       
       mp3 = new Player(in);
       
       mp3.play();
       System.out.println("chegou aq");
       JOptionPane.showMessageDialog(null, "");
   } catch (Exception ex) {
       Logger.getLogger(Praia.class.getName()).log(Level.SEVERE, null, ex);
   }
  

  }
  /**

  • This method is called from within the constructor to initialize the form.

  • WARNING: Do NOT modify this code. The content of this method is always

  • regenerated by the Form Editor.
    
    */
    
    @SuppressWarnings(“unchecked”)
    
    // 
    
    private void initComponents() {
    

    jLabel1 = new javax.swing.JLabel();

    setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

    jLabel1.setIcon(new javax.swing.ImageIcon(getClass().getResource("/img/Praia.jpg"))); // NOI18N
    
    jLabel1.addMouseListener(new java.awt.event.MouseAdapter() {
    
    public void mouseClicked(java.awt.event.MouseEvent evt) {
    
    jLabel1MouseClicked(evt);
    
    }
    
    });
    

    javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
    
    getContentPane().setLayout(layout);
    
    layout.setHorizontalGroup(
    
    layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
    
    .addGroup(layout.createSequentialGroup()
    
    .addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 1908, Short.MAX_VALUE)
    
    .addContainerGap())
    
    );
    
    layout.setVerticalGroup(
    
    layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
    
    .addGroup(layout.createSequentialGroup()
    
    .addComponent(jLabel1)
    
    .addGap(0, 0, Short.MAX_VALUE))
    
    );
    

    pack();
    }//

  private void jLabel1MouseClicked(java.awt.event.MouseEvent evt) {
  
  td.stop();
  
  this.setVisible(false);
  
  Principal a = new Principal();
  
  a.setVisible(true);
  
  a.setDefaultCloseOperation(DISPOSE_ON_CLOSE);
  
  }
  

  /**

  • @param args the command line arguments
    /
    public static void main(String args[]) {
    / Set the Nimbus look and feel /
    //
    / If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.

    • For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
      */
      try {
      for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
      if (“Nimbus”.equals(info.getName())) {
      javax.swing.UIManager.setLookAndFeel(info.getClassName());
      break;
      }
      }
      } catch (ClassNotFoundException ex) {
      java.util.logging.Logger.getLogger(Praia.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
      } catch (InstantiationException ex) {
      java.util.logging.Logger.getLogger(Praia.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
      } catch (IllegalAccessException ex) {
      java.util.logging.Logger.getLogger(Praia.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
      } catch (javax.swing.UnsupportedLookAndFeelException ex) {
      java.util.logging.Logger.getLogger(Praia.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
      }
      //

    /* Create and display the form */
    
    java.awt.EventQueue.invokeLater(new Runnable() {
    
    public void run() {
    
    try {
    
    new Praia().setVisible(true);
    
    } catch (JavaLayerException ex) {
    
    Logger.getLogger(Praia.class.getName()).log(Level.SEVERE, null, ex);
    
    }
    
    }
    
    });
    
    }
    

  // Variables declaration - do not modify
  
  private javax.swing.JLabel jLabel1;
  
  // End of variables declaration
  
  }