Como faço para armazenar/pegar as informações dos campos ?!?

package trab2;

import javax.swing.JPanel;
import javax.swing.JToolBar;
import javax.swing.JTextField;
import javax.swing.JLabel;
import java.awt.FlowLayout;
import org.eclipse.wb.swing.FocusTraversalOnArray;
import java.awt.Component;
import java.awt.Font;
import javax.swing.JTextPane;
import javax.swing.BoxLayout;
import java.awt.GridLayout;
import javax.swing.JButton;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;

public class cadastros extends JPanel {
	private JTextField textField;
	private JTextField textField_1;
	private JTextField textField_2;

	/**
	 * Create the panel.
	 */
	public cadastros() {
		setToolTipText("");
		
		setLayout(new FlowLayout(FlowLayout.CENTER, 5, 5));
		
		JLabel lblNome = new JLabel("Nome: ");
		lblNome.setFont(new Font("Tahoma", Font.PLAIN, 16));
		add(lblNome);
		
		textField = new JTextField();
		add(textField);
		textField.setColumns(10);
		setFocusTraversalPolicy(new FocusTraversalOnArray(new Component[]{lblNome, textField, lblAnoContrato, textField_1, lblValorMensalidade, textField_2}));
		
		JLabel lblAnoContrato = new JLabel("Ano Contrato:");
		lblAnoContrato.setFont(new Font("Tahoma", Font.PLAIN, 15));
		add(lblAnoContrato);
		
		textField_1 = new JTextField();
		add(textField_1);
		textField_1.setColumns(10);
		
		JLabel lblValorMensalidade = new JLabel("Valor Mensalidade:\r\n");
		lblValorMensalidade.setFont(new Font("Tahoma", Font.PLAIN, 15));
		add(lblValorMensalidade);
		
		textField_2 = new JTextField();
		add(textField_2);
		textField_2.setColumns(10);
		
		JButton btnOk = new JButton("OK");
		btnOk.addActionListener(new ActionListener() {
			public void actionPerformed(ActionEvent e) {
				
				//criar ação;
			}
		});
		add(btnOk);
		
		JButton btnLimpar = new JButton("Limpar");
		add(btnLimpar);

	}

}

/*	 JFrame teste = new JFrame("Formulário");  
teste.setDefaultCloseOperation(DISPOSE_ON_CLOSE);  
teste.setResizable(false);  
teste.setSize(315,180);  
JLabel label1;  
JLabel label2;  
JTextField textField1;  
JTextField textField2;  
JButton button1;  

label1 = new JLabel();  
label2 = new JLabel();  
textField1 = new JTextField();  
textField2 = new JTextField();  
button1 = new JButton();  

Container contentPane = teste.getContentPane();  
contentPane.setLayout(null);  
label1.setText("Nome:");  
contentPane.add(label1);  
label1.setBounds(new Rectangle(new Point(10, 15), label1.getPreferredSize()));  
label2.setText("Idade:");  
contentPane.add(label2);  
label2.setBounds(new Rectangle(new Point(10, 45), label2.getPreferredSize()));  
contentPane.add(textField1);  
textField1.setBounds(45, 15, 245, textField1.getPreferredSize().height);  
contentPane.add(textField2);  
textField2.setBounds(45, 45, 45, 20);  
button1.setText("Cadastrar");  
contentPane.add(button1);  
button1.setBounds(new Rectangle(new Point(10, 105), button1.getPreferredSize()));                {  
    Dimension preferredSize = new Dimension();  
    for(int i = 0; i < contentPane.getComponentCount(); i++) {  
        Rectangle bounds = contentPane.getComponent(i).getBounds();  
        preferredSize.width = Math.max(bounds.x + bounds.width, preferredSize.width);  
        preferredSize.height = Math.max(bounds.y + bounds.height, preferredSize.height);  
    }  
    //Insets insets = contentPane.getInsets();  
    //preferredSize.width += insets.right;  
    //preferredSize.height += insets.bottom;  
    contentPane.setMinimumSize(preferredSize);  
    contentPane.setPreferredSize(preferredSize);  
}  
teste.setVisible(true);  
} */