新手媽媽成長紀錄

好站連結：程式設計工藝大師   

剪刀石頭布

//Client

import java.io.*;
import java.net.*;
import java.util.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class Client extends JFrame implements ActionListener {
  private JTextField JexT = new JTextField();

  private JTextArea JtaR = new JTextArea();

  DataOutputStream osTS;
  DataInputStream iFrS;
  public static void main(String[] args) {
    new Client();
  }
  public Client() {
    JPanel p = new JPanel();
    p.setLayout(new BorderLayout());
    p.add(new JLabel("Enter Random  Number"), BorderLayout.WEST);
    p.add(JexT, BorderLayout.CENTER);
    JexT.setHorizontalAlignment(JTextField.RIGHT);
    getContentPane().setLayout(new BorderLayout());
    getContentPane().add(p, BorderLayout.SOUTH);
    getContentPane().add(new JScrollPane(JtaR), BorderLayout.CENTER);
    JexT.addActionListener(this);

    setSize(500,300);
    setTitle("Client");
    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    setVisible(true);
    try {
      Socket connectToServer = new Socket("localhost", 7000);

      iFrS = new DataInputStream(
        connectToServer.getInputStream());

      osTS =
        new DataOutputStream(connectToServer.getOutputStream());
    }
    catch (IOException ex) {
      JtaR.append(ex.toString() + '\n');
    }
  }
  public void actionPerformed(ActionEvent e) {
    String actionCommand = e.getActionCommand();
    if (e.getSource() instanceof JTextField) {
      try {
        double radius = Double.parseDouble(JexT.getText().trim());

        osTS.writeDouble(radius);
        osTS.flush();

        double area = iFrS.readDouble();

        JtaR.append("Number is " + radius + "\n");
        JtaR.append("Random Number  received from the server is       "
          + area + '\n');

if(area==1.0 && radius==1)
        JtaR.append("Computer piece  " + '\n');
         if(area==2.0 && radius==2)
        JtaR.append("Computer piece  " + '\n');
        if(area==3.0 && radius==3)
        JtaR.append("Computer piece  " + '\n');
        if(area==1.0 && radius==2)
        JtaR.append("Computer Lose  " + '\n');
        if(area==2.0 && radius==3)
        JtaR.append("Computer Lose  " + '\n');
        if(area==3.0 && radius==1)
        JtaR.append("Computer Lose  " + '\n');
        if(area==1.0 && radius==3)
        JtaR.append("Computer Win  " + '\n');
        if(area==2.0 && radius==1)
        JtaR.append("Computer Win  " + '\n');
        if(area==3.0 && radius==2)
        JtaR.append("Computer Win  " + '\n');
      }
      catch (IOException ex) {
        System.err.println(ex);
      }
    }
  }
}
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執行結果