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Java中利用Tcp/ip连接多人交互聊天室的实现,针对这个问题,这篇文章详细介绍了相对应的分析和解答,希望可以帮助更多想解决这个问题的小伙伴找到更简单易行的方法。
坚守“ 做人真诚 · 做事靠谱 · 口碑至上 · 高效敬业 ”的价值观,专业网站建设服务10余年为成都玻璃贴膜小微创业公司专业提供企业网站制作营销网站建设商城网站建设手机网站建设小程序网站建设网站改版,从内容策划、视觉设计、底层架构、网页布局、功能开发迭代于一体的高端网站建设服务。使用指南:
1.运行Server.java文件,保证服务端的开启
2.运行UI.java文件,界面登陆。每运行一个UI文件并登陆进去,就代表一个客户进了群聊中,可进行对话。
程序简单易懂,非常适合初学者练习网络编程的知识。
Client.java
import java.net.*; import java.io.*; import java.util.*; public class Client{ String name; Socket s; UI ui; //构造方法 ,把UI对象传过来 public Client(UI ui){ this.ui = ui; } //从登陆界面获得名字并传去服务端 public void getName(String name){ try{ s = new Socket("127.0.0.1",3000); Cli1 d = new Cli1(s,ui); d.start(); this.name = name; DataOutputStream dos = new DataOutputStream(s.getOutputStream()); dos.writeUTF(name); }catch(Exception e){ e.printStackTrace(); } } //从聊天界面获得要发送的内容并经服务器转发给各个客户端 public void say(String content){ try{ DataOutputStream dos = new DataOutputStream(s.getOutputStream()); dos.writeUTF(content); }catch(Exception e){ e.printStackTrace(); } } } //输入和输出 class Cli1 extends Thread { UI ui; Socket s ; public Cli1(Socket s,UI ui){ this.s = s; this.ui=ui; } public void run(){ try{ while(true){ DataInputStream dis = new DataInputStream(s.getInputStream()); String content = dis.readUTF(); if(!content.equals("")&&content!=null){ System.out.println(content); ui.say(content); } } }catch(Exception e){ e.printStackTrace(); } } }
Server.java
import java.net.*; import java.io.*; import java.util.*; public class Server{ static Socket s; static Socket[] soc; static String[] name; static int k = 5,i =0,j; public static void main(String[] args){ Server ser = new Server(); try{ ServerSocket ss = new ServerSocket(3000); soc = new Socket[k]; name = new String[k]; while(true){ s = ss.accept(); soc[i]= s; j=i; i++; DataOutputStream dos = new DataOutputStream(s.getOutputStream()); DataInputStream dis = new DataInputStream(s.getInputStream()); name[j] = dis.readUTF(); System.out.println(name[j]+"已进入群聊!"); dos.writeUTF("欢迎你,"+name[j]); new Ser1().start(); } }catch(ConnectException e){ System.out.println("连接异常!!"); }catch(IOException e){ e.printStackTrace(); } } } class Ser1 extends Thread{ public int j; public void run(){ try{ DataInputStream read = new DataInputStream((Server.soc[Server.j]).getInputStream()); j=Server.j; while(true){ String con = read.readUTF(); if(con!=null){ System.out.println("该线程j为"+j); for(int i = 0;iUI.java
import java.awt.*; import javax.swing.*; import java.awt.event.*; public class UI{ //主方法 public static void main(String[] args){ UI ui = new UI(); ui.cli = new Client(ui); ui.initFrame(); ui.showLogin(); } Ser1 ser1 = new Ser1(); //初始化业务对象 public Client cli = null; public void initCli(){ } //初始化主窗口 public int width = 720; public int height = 550; public JFrame jFrame = null; //界面窗口 public JLayeredPane layeredPane = null; //层叠容器 public JPanel backLayer = null; //背景层 public JPanel frontLayer = null; //前景层 public CardLayout cardLayout = null; //前景层布局器 public void initFrame(){ jFrame = new JFrame("老友聚乐部"); layeredPane = new JLayeredPane(); layeredPane.setPreferredSize(new Dimension(width, height)); jFrame.add(layeredPane); jFrame.setResizable(false); jFrame.pack(); jFrame.setVisible(true); jFrame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); backLayer = new JPanel(); ((FlowLayout)backLayer.getLayout()).setHgap(0); ((FlowLayout)backLayer.getLayout()).setVgap(0); backLayer.setSize(width,height); backLayer.setLocation(0,0); JLabel bg = new JLabel(new ImageIcon("12.jpg")); backLayer.add(bg); layeredPane.add(backLayer,new Integer(0)); frontLayer = new JPanel(); cardLayout = new CardLayout(0,0); frontLayer.setLayout(cardLayout); frontLayer.setOpaque(false); frontLayer.setSize(width,height); frontLayer.setLocation(0,0); layeredPane.add(frontLayer,new Integer(1)); } //登录界面 public JPanel loginPane = null; public JTextField loginCodeInput = null; public JLabel loginTipsLabel = null; public void showLogin(){ if(loginPane == null){ loginPane = new JPanel(); loginPane.setOpaque(false); Box loginBox = Box.createVerticalBox(); loginBox.add(Box.createVerticalStrut(180)); JPanel welcome_panel = new JPanel(); welcome_panel.setOpaque(false); JLabel welcome_label = new JLabel("老友俱乐部"); welcome_label.setForeground(Color.WHITE); welcome_label.setFont(new Font("微软雅黑",Font.PLAIN,30)); welcome_panel.add(welcome_label); loginBox.add(welcome_panel); loginBox.add(Box.createVerticalStrut(50)); JPanel code_panel = new JPanel(); code_panel.setOpaque(false); JLabel code_label = new JLabel("姓名:"); code_label.setForeground(Color.WHITE); code_label.setFont(new Font("微软雅黑",Font.PLAIN,25)); code_panel.add(code_label); loginCodeInput = new JTextField(10); loginCodeInput.setFont(new Font("微软雅黑", Font.PLAIN,25)); code_panel.add(loginCodeInput); loginBox.add(code_panel); loginBox.add(Box.createVerticalStrut(30)); JPanel btn_panel = new JPanel(); btn_panel.setOpaque(false); JButton login_btn = new JButton("登 录"); login_btn.setFont(new Font("微软雅黑",Font.PLAIN,15)); btn_panel.add(login_btn); JButton reset_btn = new JButton("重 置"); reset_btn.setFont(new Font("微软雅黑",Font.PLAIN,15)); btn_panel.add(reset_btn); loginBox.add(btn_panel); loginBox.add(Box.createVerticalStrut(10)); JPanel tips_panel = new JPanel(); tips_panel.setOpaque(false); loginTipsLabel = new JLabel(""); loginTipsLabel.setForeground(new Color(238,32,32)); loginTipsLabel.setFont(new Font("微软雅黑",Font.PLAIN,20)); tips_panel.add(loginTipsLabel); loginBox.add(tips_panel); loginPane.add(loginBox); frontLayer.add("loginPane",loginPane); cardLayout.show(frontLayer,"loginPane"); frontLayer.validate(); loginCodeInput.requestFocus(); reset_btn.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent ae){ loginCodeInput.setText(""); loginTipsLabel.setText(""); loginCodeInput.requestFocus(); } }); login_btn.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent ae){ String code_str = loginCodeInput.getText(); if("".equals(code_str)){ loginTipsLabel.setText("姓名不能为空!"); loginCodeInput.requestFocus(); }else{ cli.getName(code_str); showTalk(); } } }); }else{ cardLayout.show(frontLayer,"loginPane"); loginCodeInput.setText(""); loginTipsLabel.setText(""); loginCodeInput.requestFocus(); } } //聊天主界面 public JPanel menuPane = null; public JTextArea input = null; public JTextArea talk = new JTextArea(25,70); public void showTalk(){ menuPane = new JPanel(); menuPane.setOpaque(false); menuPane.setLayout(new BorderLayout()); JPanel up = new JPanel(); Box tipsBox = Box.createVerticalBox(); menuPane.add(up,BorderLayout.NORTH); //北边顶上 up.add(tipsBox); JLabel tips_label = new JLabel("在线朋友"); tips_label.setForeground(Color.WHITE); tips_label.setFont(new Font("微软雅黑",Font.PLAIN,20)); tips_label.setAlignmentX(Component.LEFT_ALIGNMENT); tipsBox.add(tips_label); tipsBox.add(Box.createVerticalStrut(10)); JLabel upTxt = new JLabel(""); //接收在线朋友(需完善) tipsBox.add(upTxt); JPanel talk_panel = new JPanel();//中间聊天对话框 talk_panel.setOpaque(false); menuPane.add(talk_panel,BorderLayout.WEST); JScrollPane sp = new JScrollPane(talk); talk_panel.add(talk); Box inputBox = Box.createHorizontalBox(); //下边输入框 menuPane.add(inputBox,BorderLayout.SOUTH); JPanel input_panel = new JPanel(); input_panel.setOpaque(false); //放置输入框 input = new JTextArea(4,30); input.setFont(new Font("微软雅黑",Font.PLAIN,20)); input.setAlignmentX(Component.LEFT_ALIGNMENT); input_panel.add(input); inputBox.add(input_panel); inputBox.add(Box.createHorizontalStrut(0)); JButton send_btn = new JButton("发送"); send_btn.setFont(new Font("微软雅黑",Font.PLAIN,15)); inputBox.add(send_btn); frontLayer.add("menuPane",menuPane); cardLayout.show(frontLayer,"menuPane"); frontLayer.validate(); send_btn.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent ae){ String append = talk.getText(); String content = input.getText(); talk.setText(append+'\n'+content); input.setText(""); cli.say(content); } }); } public void say(String content){ if(talk!=null){ String append = talk.getText(); talk.setText(append+'\n'+content); } } }关于Java中利用Tcp/ip连接多人交互聊天室的实现问题的解答就分享到这里了,希望以上内容可以对大家有一定的帮助,如果你还有很多疑惑没有解开,可以关注创新互联行业资讯频道了解更多相关知识。
名称栏目:Java中利用Tcp/ip连接多人交互聊天室的实现-创新互联
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