자바 로또생성기

package lotto;

import java.awt.*;

import javax.swing.*;

import java.awt.event.*;

import java.util.*;

public class Lotto extends JFrame{

private JPanel contentPane;

private JLabel lblNum1 = new JLabel();

private JLabel lblNum2 = new JLabel();

private JLabel lblNum3 = new JLabel();

private JLabel lblNum4 = new JLabel();

private JLabel lblNum5 = new JLabel();

private JLabel lblNum6 = new JLabel();

private Random random = new Random();

private int[] num = new int[7];

JLabel lblCount = null;

JLabel lblResult1 = null;

JLabel lblResult2 = null;

boolean flagLoop = true;

public static void main(String[] args){

EventQueue.invokeLater(new Runnable() {

public void run() {

try{

Lotto frame = new Lotto();

frame.setTitle("로또 자동번호 생성기");

frame.setVisible(true);

}catch (Exception e) {

e.printStackTrace();

}

});

}

public Lotto() {

setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

setBounds(300,200,680,500);

setBackground(Color.white);

contentPane = new JPanel();

contentPane.setOpaque(false);

setContentPane(contentPane);

contentPane.setLayout(null);

lblCount = new JLabel("__");

lblCount.setHorizontalAlignment(SwingConstants.CENTER);

lblCount.setFont(new Font("Arial",Font.BOLD,60));

lblCount.setBounds(290,60,83,83);

contentPane.add(lblCount);

lblResult1 = new JLabel("");

lblResult1.setHorizontalAlignment(SwingConstants.CENTER);

lblResult1.setFont(new Font("Arial",Font.BOLD,15)); //글자 모양

lblResult1.setBounds(170,440,310,17);

contentPane.add(lblResult1);

{

lblNum1 = new JLabel();

lblNum2 = new JLabel();

lblNum3 = new JLabel();

lblNum4 = new JLabel();

lblNum5 = new JLabel();

lblNum6 = new JLabel();

lblNum1.setHorizontalAlignment(SwingConstants.CENTER);

lblNum2.setHorizontalAlignment(SwingConstants.CENTER);

lblNum3.setHorizontalAlignment(SwingConstants.CENTER);

lblNum4.setHorizontalAlignment(SwingConstants.CENTER);

lblNum5.setHorizontalAlignment(SwingConstants.CENTER);

lblNum6.setHorizontalAlignment(SwingConstants.CENTER);

lblNum1.setFont(new Font("Arial", Font.BOLD,30));

lblNum2.setFont(new Font("Arial", Font.BOLD,30));

lblNum3.setFont(new Font("Arial", Font.BOLD,30));

lblNum4.setFont(new Font("Arial", Font.BOLD,30));

lblNum5.setFont(new Font("Arial", Font.BOLD,30));

lblNum6.setFont(new Font("Arial", Font.BOLD,30));

lblNum1.setBorder(null);

lblNum2.setBorder(null);

lblNum3.setBorder(null);

lblNum4.setBorder(null);

lblNum5.setBorder(null);

lblNum6.setBorder(null);

lblNum1.setBounds(100,310,45,45);

lblNum2.setBounds(185,310,45,45);

lblNum3.setBounds(270,310,45,45);

lblNum4.setBounds(355,310,45,45);

lblNum5.setBounds(440,310,45,45);

lblNum6.setBounds(525,310,45,45);

contentPane.add(lblNum1);

contentPane.add(lblNum2);

contentPane.add(lblNum3);

contentPane.add(lblNum4);

contentPane.add(lblNum5);

contentPane.add(lblNum6);

}

JButton btnPrint = new JButton("로또번호 출력");

btnPrint.setBounds(200,190,120,30);

contentPane.add(btnPrint);

btnPrint.addMouseListener(new MouseAdapter(){

@Override

public void mouseClicked(MouseEvent arg0) {

btnPrintMouseClicked();

}

});

JButton btnPrint2 = new JButton("초기화");

btnPrint2.setBounds(340, 190, 120, 30);

contentPane.add(btnPrint2);

btnPrint2.addMouseListener(new MouseAdapter(){

@Override

public void mouseClicked(MouseEvent arg0){

btnPrintMouseClicked();

}

});

runCount();

}

public void btnPrintMouseClicked(){

for(int i = 0; i< num.length; i++){

num[i] = random.nextInt(44) + 1 ;

for(int j = 0 ; j< i ; j++){

if (num[i] == 0 || num[i] == num[j]) {

i--;

}

Arrays.sort(num);

lblNum1.setText(Integer.toString(num[0]));

lblNum2.setText(Integer.toString(num[0]));

lblNum3.setText(Integer.toString(num[0]));

lblNum4.setText(Integer.toString(num[0]));

lblNum5.setText(Integer.toString(num[0]));

lblNum6.setText(Integer.toString(num[0]));

lblResult1.setText("당신이 선택한 번호" + lblNum1.getText()+","+lblNum2.getText()+","+lblNum3.getText()+","

+lblNum4.getText()+","+lblNum5.getText()+","+lblNum6.getText());

}

public void btnPrint2MouseClicked(){

lblNum1.setText("");

lblNum2.setText("");

lblNum3.setText("");

lblNum4.setText("");

lblNum5.setText("");

lblNum6.setText("");

lblResult1.setText("");

lblResult2.setText("");

}

public void runCount() {

new Thread(){

public void run() {

while (flagLoop){

try {

Thread.sleep(100);

} catch (InterruptedException e) {

e.printStackTrace();

}

lblCount.setText(Integer.toString(random.nextInt(44)+1));

}

}.start();

}

public void paint(Graphics g) {