谁有空帮我写一段JAVA程序

import java.awt.BorderLayout;
import java.awt.FlowLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Calendar;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;

public class Constellation implements ActionListener{
private JFrame frame = null;
private JTextField year = null;
private JTextField month = null;
private JTextField day = null;
private JLabel label1 = null;
private JLabel label2 = null;
private JLabel label3 = null;
private JPanel panel1 = null;
private JPanel panel2 = null;
private JButton button = null;
private JTextField output = null;
public static final String[] zodiacArr = { "猴", "鸡", "狗", "猪", "鼠", "牛", &q