分布式井字游戏（java后端和用于测试的java客户端）.zip

package com.tictactoe.client; import java.awt.*; import java.awt.event.*; import java.io.*; import java.net.*; import javax.swing.*; import javax.swing.border.LineBorder; import com.tictactoe.constants.TicTacToeConstants; public class TicTacToeClient extends JApplet implements Runnable, TicTacToeConstants{ //Indicate whether the player has the turn private boolean myTurn = false; //Indicate the token for the player private char myToken = ' '; //Indicate the token for the other player private char otherToken = ' '; //Create and initialize cells private Cell [][] cell = new Cell[3][3]; //Create and initialize a title label private JLabel jlblTitle = new JLabel(); //Create and initialize a status label private JLabel jlblStatus = new JLabel(); //Indicate selected row and column by the current move private int rowSelected; private int columnSelected; //Input and output streams from/to server private DataInputStream fromServer; private DataOutputStream toServer; //Continue to play? private boolean continueToPlay = true; //Wait for the player to mark a cell private boolean waiting = true; //Indicate if it runs as application private boolean isStandAlone = true; //Host name or ip private String host = "localhost"; /**Initialize UI*/ public void init(){ //Panel p to hold cells JPanel p = new JPanel(); p.setLayout(new GridLayout(3,3,0,0)); for(int i = 0; i < 3; i++) for(int j = 0; j < 3; j++) p.add(cell[i][j] = new Cell(i, j)); //Set properties for labels and borders for labels and panel p.setBorder(new LineBorder(Color.black, 1)); jlblTitle.setHorizontalAlignment(JLabel.CENTER); jlblTitle.setFont(new Font("SansSerif", Font.BOLD, 16)); jlblTitle.setBorder(new LineBorder(Color.black, 1)); jlblStatus.setBorder(new LineBorder(Color.black, 1)); //Place the panel and the labels to the applet add(jlblTitle, BorderLayout.NORTH); add(p, BorderLayout.CENTER); add(jlblStatus, BorderLayout.SOUTH); //Connect to the server connectToServer(); } private void connectToServer(){ try { //Create a socket to connect to the server Socket socket; if(isStandAlone) socket = new Socket(host, 8000); else socket = new Socket(getCodeBase().getHost(), 8000); //Create an input stream to receive data from the server fromServer = new DataInputStream(socket.getInputStream()); //Create an output stream to send data to the server toServer = new DataOutputStream(socket.getOutputStream()); } catch (UnknownHostException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } //Control the game on a separate thread Thread thread = new Thread(this); thread.start(); } @Override public void run() { try { //Get notification from the server int player = fromServer.readInt(); //Am I player 1 or 2? if(player == PLAYER1){ myToken = 'X'; otherToken = 'O'; jlblTitle.setText("Player1 with token 'X'"); jlblStatus.setText("Waiting for player2 to join"); //Receive startup notification from the server fromServer.readInt(); // Whatever read is ignored //The other player has joined jlblStatus.setText("Player2 has joined. I start first"); //It is my turn myTurn = true; }else if(player == PLAYER2){ myToken = 'O'; otherToken = 'X'; jlblTitle.setText("Player 2 with token 'O'"); jlblStatus.setText("Waiting for player1 to move"); } //Continue to play while(continueToPlay){ if(player == PLAYER1){ waitForPlayerAction(); //Wait for player 1 to move sendMove(); //Send the move to the server receiveInfoFromServer(); //Receive info from the server }else if(player == PLAYER2){ receiveInfoFromServer(); //Receive info from the server waitForPlayerAction(); //Wait for player 2 to move sendMove(); //Send the player2's move to the server } } } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } } /**Wait for the player to mark a cell*/ private void waitForPlayerAction() throws InterruptedException{ while(waiting){ Thread.sleep(100); } waiting = true; } /**Send this player's move to the server*/ private void sendMove() throws IOException{ toServer.writeInt(rowSelected); //Send the selected row toServer.writeInt(columnSelected); //Send the selected column } /**Receive info from the server*/ private void receiveInfoFromServer() throws IOException{ //Receive game status int status = fromServer.readInt(); if(status == PLAYER1_WON){ //Player1 won, stop playing continueToPlay = false; if(myToken == 'X'){ jlblStatus.setText("I won!(X)"); }else if(myToken == 'O'){ jlblStatus.setText("Player1 (X) has won!"); receiveMove(); } }else if(status == PLAYER2_WON){ //Player2 won, stop playing continueToPlay = false; if(myToken == 'O'){ jlblStatus.setText("I won!(O)"); }else if(myToken == 'X'){ jlblStatus.setText("Player2 (O) has won!"); receiveMove(); } }else if(status == DRAW){ //No winner, game is over continueToPlay = false; jlblStatus.setText("Game is over, no winner!"); if(myToken == 'O'){ receiveMove(); } }else{ receiveMove(); jlblStatus.setText("My turn"); myTurn = true; // It is my turn } } private void receiveMove() throws IOException{ //Get the other player's move int row = fromServer.readInt(); int column = fromServer.readInt(); cell[row][column].setToken(otherToken); } //An inner class for a cell public class Cell extends JPanel{ //Indicate the row and column of this cell in the board private int row; private int column; //Token used for this cell private char token = ' '; public Cell(int row, int column){ this.row = row; this.column = column; setBorder(new LineBorder(Color.black, 1)); //Set cell's border addMouseListener(new ClickListener()); //Register listener } /**Return token*/ public char getToken(){ return token; } /**Set a new token*/ public void setToken(char c){ token = c; repaint(); } /**Paint the cell*/ protected void paintComponent(Graphics g){ super.paintComponent(g); if(token == 'X'){ g.drawLine(10, 10, getWidth() - 10, getHeight() - 10); g.drawLine(getWidth() - 10, 10, 10, getHeight() - 10); }else if(token == 'O'){ g.drawOval(10, 10, getWidth() - 20, getHeight() - 20); } } private class ClickListener extends MouseAdapter{ public void mouseClicked(MouseEvent e){ //If cell is not occupied and the player has the turn if((token == ' ') && myTurn){ setToken(myToken); //Set the player's token in the cell myTurn = false; rowSelected = row; columnSelected = column; jlblStatus.setText("Waiting for the other player to move"); waiting = false; //Just completed a successful move } } } } }