可联机版数独

/** * 第四题 server部分 * @author mawz */ import java.awt.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.ItemEvent; import java.awt.event.ItemListener; import java.awt.event.KeyAdapter; import java.awt.event.KeyEvent; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.net.ServerSocket; import java.net.Socket; import javax.swing.*; public class Server { ServerListen s = new ServerListen(); Listen a; // Listen繼承自Thread，用來监听socket收到的信息 class Listen extends Thread { BufferedReader is; Listen(BufferedReader i) { is = i; } public void run() { while (true) { try { String a = is.readLine(); if (a.equals("") || a == null) continue; String[] b = a.split(" "); cell[Integer.valueOf(b[0])][Integer.valueOf(b[1])] .setText(b[2]); } catch (IOException e) { // TODO Auto-generated catch block } } } } /** * 用来创建连接 * @author mawz * */ class ServerListen { BufferedReader is; PrintWriter os; public void begin() { try { ServerSocket server = null; try { server = new ServerSocket(4700); } catch (Exception e) { System.out.println("can't listen to:" + e); } Socket socket = null; try { socket = server.accept(); } catch (Exception p) { System.out.println("Error." + p); } is = new BufferedReader(new InputStreamReader( socket.getInputStream())); os = new PrintWriter(socket.getOutputStream()); a = new Listen(is); JOptionPane.showMessageDialog(null, "现在有玩家加入到了游戏！游戏将自动刷新！ ", "message ", JOptionPane.OK_CANCEL_OPTION); refresh(4); } catch (Exception e) { System.out.println("Error:" + e); } } } // cell用来实现各个窗格 MyField cell[][] = new MyField[9][9]; int answer[][] = new int[9][9]; /** * refresh函数用来刷新并生成一个数独题，在更新本窗口的同时向另一个窗口发送数据 * * @param x * x用来标识难度 */ public void refresh(int x) { // 初始化 for (int i = 0; i < 9; i++) for (int j = 0; j < 9; j++) { cell[i][j].setEditable(true); cell[i][j].setForeground(Color.black); try { s.os.println(i + " " + j + " true black"); s.os.flush(); } catch (Exception e) { } } // 求出一个有解的数独 Create c; while (true) { c = new Create(); for (int i = 0; i < 9; i++) for (int j = 0; j < 9; j++) c.a[i][j] = 0; // 随机9个点，然后解除该数独题的一种解 for (int j = 0; j < 9; j++) c.a[j][(int) (Math.random() * 9)] = (int) (Math.random() * 9 + 1); if (c.search() == true) break; } // 将这个完整的数独解显示在窗体上 for (int i = 0; i < 9; i++) for (int j = 0; j < 9; j++) { cell[i][j].setText(String.valueOf(c.fanhui[i][j])); answer[i][j] = c.fanhui[i][j]; try { s.os.println(i + " " + j + " " + c.fanhui[i][j]); s.os.flush(); } catch (Exception e) { } } // 每个小方格中隐藏一些解，并将不能改变的点设置为不可更改 int count[] = new int[9]; for (int i = 0; i < 9; i++) { while (true) { if (count[i] == (9 - x)) break; int k = (int) (Math.random() * 9); if (!cell[k / 3 + (i / 3) * 3][k % 3 + (i % 3) * 3].getText() .equals("")) { count[i]++; cell[k / 3 + (i / 3) * 3][k % 3 + (i % 3) * 3].setText(""); try { s.os.println((k / 3 + (i / 3) * 3) + " " + (k % 3 + (i % 3) * 3) + " 0"); s.os.flush(); } catch (Exception e) { } } } } for (int i = 0; i < 9; i++) for (int j = 0; j < 9; j++) if (!cell[i][j].getText().equals("")) { cell[i][j].setEditable(false); cell[i][j].setForeground(Color.red); try { s.os.println(i + " " + j + " false red"); s.os.flush(); } catch (Exception e) { } } // 调整背景颜色 for (int i = 0; i < 9; i++) for (int j = 0; j < 9; j++) if (((i / 3) * 3 + j / 3) % 2 == 0) cell[i][j].setBackground(Color.LIGHT_GRAY); } /** * 检查当前各方格中的数字是否是正确解 * * @return */ public Boolean check() { int mark[][] = new int[27][9]; for (int i = 0; i < 9; i++) for (int j = 0; j < 9; j++) { if (cell[i][j].getText().isEmpty()) return false; int x = Integer.valueOf(cell[i][j].getText()); if ((mark[i][x - 1]) == 1 || (mark[9 + j][x - 1] == 1) || (mark[18 + (i / 3) * 3 + j / 3][x - 1] == 1)) return false; mark[i][x - 1] = 1; mark[9 + j][x - 1] = 1; mark[18 + (i / 3) * 3 + j / 3][x - 1] = 1; } return true; } /** * MyField内部类继承自JTextField，添加了监听器，如果键盘输入不是1-9的数字，不予显示，如果数字超过一位，只显示最后一位 * 当任何一个窗口有改动时，想client发送 * * @author mawz * */ class MyField extends JTextField { String name; public MyField(int i, int j) { name = i + " " + j; this.addKeyListener(new KeyAdapter() { public void keyTyped(KeyEvent e) { char c = e.getKeyChar(); String textValue = MyField.this.getText(); int len = textValue.length(); if (c == '\b') { textValue = textValue.substring(0, len); MyField.this.setText(textValue); } else { if (textValue.length() > 0) MyField.this.setText(textValue.substring(0, textValue.length() - 1)); if (c >= '1' && c <= '9') { try { s.os.println(name + " " + c); s.os.flush(); } catch (Exception e2) { } return; } else e.consume(); } } }); } } /** * 构造函数中生成窗体 */ public Server() { final JFrame f = new JFrame(); f.setTitle("Sudoku-Server"); f.setLayout(new BorderLayout()); f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); // 添加按钮 JPanel k = new JPanel(new FlowLayout()); JButton check = new JButton(); check.setText("check"); // 调用check函数，并且根据结果弹出不同的对话框 check.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { // TODO Auto-generated method stub if (check() == true) JOptionPane.showMessageDialog(null, "正确！ ", "message ", JOptionPane.OK_CANCEL_OPTION); else JOptionPane.showMessageDialog(null, "错误！ ", "message ", JOptionPane.OK_CANCEL_OPTION); } }); JButton ans = new JButton(); ans.setText("answer"); // 用来显示正确答案 ans.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { // TODO Auto-generated method stub for (int i = 0; i < 9; i++) for (int j = 0; j < 9; j++) { cell[i][j].setText(String.valueOf(answer[i][j])); try { s.os.println(i + " " + j + " " + answer[i][j]); s.os.flush(); } catch (Exception e2) { } } s.os.println("over"); s.os.flush(); } }); // cb用于建立下拉框，设有3,4,5三种难度 final JComboBox<String> cb = new JComboBox<String>(); cb.addItem("3"); cb.addItem("4"); cb.addItem("5"); cb.setSelectedItem("4");// 默认选中南京 cb.addItemListener(new ItemListener() { @Override // 根据选择的不同生成不同难度的数独题 public void itemStateChanged(ItemEvent e) { // TODO Auto-generated method stub if (e.getStateChange() == ItemEvent.SELECTED) { String s = e.getItem().toString(); if (s.equals("3")) refresh(3); else if (s.equals("4")) refresh(4); else refresh(5); } } }); k.add(cb); k.add(check); k.add(ans); // 添加菜单栏及对应响应 JMenuBar jm = new JMenuBar(); JMenu select = new JMenu("选项"); JMenu help = new JMenu("帮助");