2016/04/26（Java网络编程）
package com.wode.test;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.zip.DeflaterOutputStream;
/**
*
* @author Administrator
*建立一个 服务器
*/
public class Myserver extends Thread{//继承接口 Thread
private ServerSocket serversoket;
public Myserver(int port) throws IOException{//需要参数 也就是端口
serversoket = new ServerSocket(port);//创建一个 服务器
//serverSocket.setSoTimeout(10000);//setSoTimeout 多少毫秒没人连接就关闭服务器（服务器超时）
}
@Override
public void run() {//重写线程的run 方法 让线程执行
while (true) {//让线程循环
try {
//System.out.println(serversoket.getLocalPort()+"在这个窗口等待连接");
//getLocalSocketAddress() 返回此套接字绑定的端点的地址，如果尚未绑定则返回 null
Socket socket = serversoket.accept();//accept() 侦听并接受到此套接字的连接
//打印谁连接了我们的服务器
//System.out.println(socket.getRemoteSocketAddress()+"连接了服务器");
//服务器发送消息给 客户端
DataOutputStream dStream = new DataOutputStream(socket.getOutputStream());
//getOutputStream() 返回此套接字的输出流
//DataOutputStream 数据输出流允许应用程序以适当方式将基本 Java 数据类型写入输出流中
dStream.writeUTF("我是网吧小妹 你要干嘛？");
//接收 客户端信息
DataInputStream doStream = new DataInputStream(socket.getInputStream());
String string = doStream.readUTF();
//System.out.println(string);
//判断信息 并回复客户端
switch (string) {
case "你好":
dStream.writeUTF("网吧小妹也对你说你好");
break;
case "我爱你":
dStream.writeUTF("我也爱你");
break;
case "充值":
dStream.writeUTF("充值成功");
break;
case "买烟":
dStream.writeUTF("给你烟");
break;
case "约吗":
dStream.writeUTF("叔叔不约");
break;
case "买饮料":
dStream.writeUTF("给你饮料");
break;
case "伤心":
dStream.writeUTF("心若向阳 无惧悲伤");
break;
case "滚蛋":
dStream.writeUTF("别对我那么凶嘛");
break;
case "失恋":
dStream.writeUTF("天涯何处无芳草 何必单恋一支花");
break;
default:
dStream.writeUTF("我不知道你在说什么诶= =");
break;
}
//询问 顾客需要什么
//dStream.writeUTF("请选择：1-充值 2-买烟 3-买饮料");
//接收顾客选择的信息
//DataInputStream doStream1 = new DataInputStream(socket.getInputStream());
//String string1 = doStream.readUTF();
//System.out.println(string1);
//并且进行判断
// if (string1.equals("1")) {
// dStream.writeUTF("充值成功!");
// return;
// }if (string1.equals("2")) {
// dStream.writeUTF("给你烟");
// return;
// } if(string1.equals("3")) {
// dStream.writeUTF("给你饮料");
// return;
// }else {
// dStream.writeUTF("干啥啊 想撩妹？ 滚蛋");
// }
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
public static void main(String[] args) {
try {
Thread thread = new Myserver(9876);
thread.start();//start() 让线程开始
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
package com.wode.test;
import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;
import java.io.DataInput;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.Socket;
import java.net.UnknownHostException;
import java.util.Scanner;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;
/**
*
* @author Administrator 创建 用户
*/
public class MrchenUser extends JFrame {
JLabel jlLabel;
JTextField txtinput;
public MrchenUser() {
this.setSize(400, 300);// 设置窗体大小
this.setLocationRelativeTo(null);// 居中显示
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);// 可关闭性
this.setResizable(false);// 禁止用户放大窗口
JPanel jPanel = new JPanel();
jPanel.setLayout(null); // 设置自由布局
jPanel.setBounds(1, 1, 500, 400);// 容器大小和窗口一样大
// 创建一个显示窗口
jlLabel = new JLabel("我是网吧小妹 你要干嘛？");
jlLabel.setFont(new Font("正楷", Font.BOLD, 20));
jlLabel.setBounds(0, 0, 400, 80);
jPanel.add(jlLabel);
// 创建一个输入框
txtinput = new JTextField();
txtinput.setBounds(0, 135, 400, 100);
jPanel.add(txtinput);
// 绑定输入框事件
txtinput.addFocusListener(new txtinput(txtinput,jlLabel));
// 创建一个 发送按钮
JButton okbtn = new JButton("发送");
okbtn.setBounds(245, 240, 60, 30);
jPanel.add(okbtn);
// 绑定事件
okbtn.addActionListener(new okListener(txtinput, jlLabel));
// 创建一个 取消 按钮
JButton cancelbtn = new JButton("取消");
cancelbtn.setBounds(320, 240, 60, 30);
jPanel.add(cancelbtn);
this.add(jPanel);
this.setVisible(true);
}
public static void main(String[] args) {
new MrchenUser();
// try {
// Socket socket = new Socket("localhost", 9876);
// //接收并且 显示在Swing 上面
// DataInputStream dStream = new DataInputStream(socket.getInputStream());
// String string = dStream.readUTF();
// //System.out.println(string);
// jlLabel.setText(string);
// //把输入框的东西传给 服务器
//
// } catch (UnknownHostException e) {
// // TODO Auto-generated catch block
// e.printStackTrace();
// } catch (IOException e) {
// // TODO Auto-generated catch block
// e.printStackTrace();
// }
}
}
/**
*
* @author Administrator 发送按钮 事件
*/
class okListener implements ActionListener {
private JTextField txtinput;
private JLabel jlLabel;
public okListener(JTextField txtinput,JLabel jlLabel){
this.txtinput = txtinput;
this.jlLabel = jlLabel;
}
@Override
public void actionPerformed(ActionEvent arg0) {
// TODO Auto-generated method stub
//System.out.println("已经发送");
//System.out.println(txtinput.getText());
try {
Socket socket = new Socket("localhost", 9876);
//接收并且 显示在Swing 上面
DataInputStream dStream = new DataInputStream(socket.getInputStream());
String string = dStream.readUTF();
//System.out.println(string);
jlLabel.setText(string);
//把输入框的东西传给 服务器
DataOutputStream doStream = new DataOutputStream(socket.getOutputStream());
doStream.writeUTF(txtinput.getText());
//接收
DataInputStream dStream1 = new DataInputStream(socket.getInputStream());
String string1 = dStream.readUTF();
jlLabel.setText(string1);
} catch (UnknownHostException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
class txtinput implements FocusListener {
private JTextField txtinput;
private JLabel jlLabel;
public txtinput(JTextField txtinput,JLabel jlLabel) {
this.txtinput = txtinput;
this.jlLabel = jlLabel;
}
@Override
public void focusGained(FocusEvent arg0) {
// TODO Auto-generated method stub
//System.out.println("获得焦点");
// if (txtinput.getText().length()!= 0) {
// jlLabel.setText("我是网吧小妹 你要干嘛？");
//
// }
}
@Override
public void focusLost(FocusEvent arg0) {
// TODO Auto-generated method stub
//System.out.println("失去焦点");
if (txtinput.getText().length() == 0) {
jlLabel.setText("我是网吧小妹 你要干嘛？");
}
}
}
