String username =jTextField1.getText();

        String name=jTextField3.getText();

        String address=jTextField2.getText();
        int phone=Integer.parseInt(jTextField5.getText());

        String password=new String(jPasswordField1.getPassword());
        String lastname=jTextField4.getText();

           int flag=0;
           try{
       if(username.equalsIgnoreCase("") || password.equalsIgnoreCase("") || address.equalsIgnoreCase("") || name.equalsIgnoreCase("") || lastname.equalsIgnoreCase("") )
      { JOptionPane.showMessageDialog(null,"The registration was not completed successfully");
      }
              }
           catch(NullPointerException ex1){
           }
       if(listofusers.LoggedInUser(username) ==1)
 {
     JOptionPane.showMessageDialog(null,"The registration was not completed successfully");

             System.out.print("fafa");
 }
      else
      { listofusers.getArrayListOfUsers().add(new User(username,password,address,name,lastname,phone));
       JOptionPane.showMessageDialog(null,"The registration was completed successfully");
           counter++; }
     try {
            FileOutputStream out2 = new FileOutputStream("users.txt");
            PrintStream ps=new PrintStream(out2);

for (int j=0;j<listofusers.getArrayListOfUsers().size();j++)

        {
        ps.append(listofusers.getArrayListOfUsers().get(j).getUsername()+"\t"+listofusers.getArrayListOfUsers().get(j).getPassword()+"\t"+
                "\t"+listofusers.getArrayListOfUsers().get(j).getAddress()+"\t"+listofusers.getArrayListOfUsers().get(j).getName()+"\t"+listofusers.getArrayListOfUsers().get(j).getLastname()+"\n"+"\n");

        }
            out2.close();
        } catch (FileNotFoundException ex) {
            System.out.println(ex);
        } catch (IOException ex) {
            System.out.println(ex);
        }
        catch (Exception e) {
             System.err.println ("Error writing to file");
        }


        for(int i=0;i<listofusers.getArrayListOfUsers().size();i++)
        {
            System.out.println(listofusers.getArrayListOfUsers().get(i).getUsername()
+listofusers.getArrayListOfUsers().get(i).getPassword()+listofusers.getArrayListOfUsers().get(i).getName());
        }
        object.setVisible(true);
        dispose();