java 源代码 分析_java源代码分析

packageday1;importjava.awt.*;importjava.awt.event.ActionEvent;importjava.awt.event.ActionListener;importjava.awt.event.WindowAdapter;importjava.awt.event.WindowEvent;impo...

package day1;

import java.awt.*;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.WindowAdapter;

import java.awt.event.WindowEvent;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.io.IOException;

import java.io.ObjectInputStream;

import java.io.ObjectOutputStream;

import java.util.ArrayList;

import javax.swing.*;

public class userRegister implements ActionListener {

ArrayList list = new ArrayList();

JTextField jtf1 = new JTextField(14);

JTextField jtf2 = new JTextField(14);

JTextField jtf3 = new JTextField(14);

JTextField jtf4 = new JTextField(14);

JFrame jf;

public userRegister() throws Exception {

createGUI();

}

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