JTable

package Estoque;

import java.awt.BorderLayout;
import java.sql.SQLException;
import javax.swing.*;

@SuppressWarnings("serial")
public class Tabela extends JDialog
{
	static ImageIcon Icon = new ImageIcon("table_go.png");

	static final String DRIVER	=	"com.mysql.jdbc.Driver";
	static final String URL		=	"jdbc:mysql://localhost/Estoque";
	static final String USER	=	"root";
	static final String PASS	=	"";
	private ResultSetTableModel	tableModel;
	static JTable resultTable;
	public static JScrollPane Scroller;
	public Tabela(String SQL)
	{
		try
		{
			 setUndecorated(true);
			  getRootPane().setWindowDecorationStyle(1);
			  this.setAlwaysOnTop(true);
			tableModel = new ResultSetTableModel(DRIVER, URL, USER, PASS, SQL);
			resultTable	= new JTable(tableModel); resultTable.setFillsViewportHeight(true);
			Scroller	= new JScrollPane(resultTable);
			add(Scroller, BorderLayout.CENTER);
			setSize(500,300);
			setVisible(false);
			setIconImage(Icon.getImage());
			setResizable(false);
		}
		catch (ClassNotFoundException classNotFound)
		{
			JOptionPane.showMessageDialog(null, "Driver MySQL não encontrado", "Erro", JOptionPane.ERROR_MESSAGE );
			System.exit(1);
		}
		catch (SQLException sqlException)
		{
			JOptionPane.showMessageDialog(null,sqlException.getMessage(), "Erro no Banco de Dados", JOptionPane.ERROR_MESSAGE );
			tableModel.disconnectFromDatabase();
			System.exit(1);
		}
		setDefaultCloseOperation(DISPOSE_ON_CLOSE);
	}

	public void atualizaBD(String query)
	{
		try
		{
			tableModel.setQuery(query);
		}
		catch (SQLException sqlException)
		{
			JOptionPane.showMessageDialog(null,sqlException.getMessage(), "Erro no Banco de Dados", JOptionPane.ERROR_MESSAGE );
			try
			{
				tableModel.setQuery("SELECT * FROM Produto");
			}
			catch (SQLException sqlException2)
			{
				JOptionPane.showMessageDialog(null,sqlException.getMessage(), "Erro no Banco de Dados", JOptionPane.ERROR_MESSAGE );
				tableModel.disconnectFromDatabase();
				System.exit(1);
			}
		}
	}
	public static void main (String[] args)
	{

		new Tabela("SELECT * FROM Produto");

	}


}

if (e.getSource()== registraEntrada)
		{

			Componente.Entrada.setVisible(true);
			cadEntrada.setBotoes(true,true,false,false,false);
			cadEntrada.setTexts(true, false, false);

		}