速求用JAVA语言写聊天室的源代码
发布网友
发布时间：2022-04-22 04:20
共4个回答
热心网友
时间：2022-04-20 02:18
import java.net.*;
import java.io.*;
public class ClientSocketDemo
{
//声明客户端Socket对象socket
Socket socket = null;
//声明客户器端数据输入输出流
DataInputStream in;
DataOutputStream out;
//声明字符串数组对象response，用于存储从服务器接收到的信息
String response[];
//执行过程中，没有参数时的构造方法，本地服务器在本地，取默认端口10745
public ClientSocketDemo()
{
try
{
//创建客户端socket，服务器地址取本地，端口号为10745
socket = new Socket("localhost",10745);
//创建客户端数据输入输出流，用于对服务器端发送或接收数据
in = new DataInputStream(socket.getInputStream());
out = new DataOutputStream(socket.getOutputStream());
//获取客户端地址及端口号
String ip = String.valueOf(socket.getLocalAddress());
String port = String.valueOf(socket.getLocalPort());
//向服务器发送数据
out.writeUTF("Hello Server.This connection is from client.");
out.writeUTF(ip);
out.writeUTF(port);
//从服务器接收数据
response = new String[3];
for (int i = 0; i < response.length; i++)
{
response[i] = in.readUTF();
System.out.println(response[i]);
}
}
catch(UnknownHostException e){e.printStackTrace();}
catch(IOException e){e.printStackTrace();}
}
//执行过程中，有一个参数时的构造方法，参数指定服务器地址，取默认端口10745
public ClientSocketDemo(String hostname)
{
try
{
//创建客户端socket，hostname参数指定服务器地址，端口号为10745
socket = new Socket(hostname,10745);
in = new DataInputStream(socket.getInputStream());
out = new DataOutputStream(socket.getOutputStream());
String ip = String.valueOf(socket.getLocalAddress());
String port = String.valueOf(socket.getLocalPort());
out.writeUTF("Hello Server.This connection is from client.");
out.writeUTF(ip);
out.writeUTF(port);
response = new String[3];
for (int i = 0; i < response.length; i++)
{
response[i] = in.readUTF();
System.out.println(response[i]);
}
}
catch(UnknownHostException e){e.printStackTrace();}
catch(IOException e){e.printStackTrace();}
}
//执行过程中，有两个个参数时的构造方法，第一个参数hostname指定服务器地址
//第一个参数serverPort指定服务器端口号
public ClientSocketDemo(String hostname,String serverPort)
{
try
{
socket = new Socket(hostname,Integer.parseInt(serverPort));
in = new DataInputStream(socket.getInputStream());
out = new DataOutputStream(socket.getOutputStream());
String ip = String.valueOf(socket.getLocalAddress());
String port = String.valueOf(socket.getLocalPort());
out.writeUTF("Hello Server.This connection is from client.");
out.writeUTF(ip);
out.writeUTF(port);
response = new String[3];
for (int i = 0; i < response.length; i++)
{
response[i] = in.readUTF();
System.out.println(response[i]);
}
}
catch(UnknownHostException e){e.printStackTrace();}
catch(IOException e){e.printStackTrace();}
}
public static void main(String[] args)
{
String comd[] = args;
if(comd.length == 0)
{
System.out.println("Use localhost(127.0.0.1) and default port");
ClientSocketDemo demo = new ClientSocketDemo();
}
else if(comd.length == 1)
{
System.out.println("Use default port");
ClientSocketDemo demo = new ClientSocketDemo(args[0]);
}
else if(comd.length == 2)
{
System.out.println("Hostname and port are named by user");
ClientSocketDemo demo = new ClientSocketDemo(args[0],args[1]);
}
else System.out.println("ERROR");
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
【ServerSocketDemo.java 服务器端Java源代码】
import java.net.*;
import java.io.*;
public class ServerSocketDemo
{
//声明ServerSocket类对象
ServerSocket serverSocket;
//声明并初始化服务器端监听端口号常量
public static final int PORT = 10745;
//声明服务器端数据输入输出流
DataInputStream in;
DataOutputStream out;
//声明InetAddress类对象ip，用于获取服务器地址及端口号等信息
InetAddress ip = null;
//声明字符串数组对象request，用于存储从客户端发送来的信息
String request[];
public ServerSocketDemo()
{
request = new String[3]; //初始化字符串数组
try
{
//获取本地服务器地址信息
ip = InetAddress.getLocalHost();
//以PORT为服务端口号，创建serverSocket对象以监听该端口上的连接
serverSocket = new ServerSocket(PORT);
//创建Socket类的对象socket，用于保存连接到服务器的客户端socket对象
Socket socket = serverSocket.accept();
System.out.println("This is server:"+String.valueOf(ip)+PORT);
//创建服务器端数据输入输出流，用于对客户端接收或发送数据
in = new DataInputStream(socket.getInputStream());
out = new DataOutputStream(socket.getOutputStream());
//接收客户端发送来的数据信息，并显示
request[0] = in.readUTF();
request[1] = in.readUTF();
request[2] = in.readUTF();
System.out.println("Received messages form client is:");
System.out.println(request[0]);
System.out.println(request[1]);
System.out.println(request[2]);
//向客户端发送数据
out.writeUTF("Hello client!");
out.writeUTF("Your ip is:"+request[1]);
out.writeUTF("Your port is:"+request[2]);
}
catch(IOException e){e.printStackTrace();}
}
public static void main(String[] args)
{
ServerSocketDemo demo = new ServerSocketDemo();
}
}
热心网友
时间：2022-04-20 03:36
import java.awt.event.*;
import javax.swing.*;
import javax.swing.event.*;
import java.net.*;
import java.io.*;
/*
*聊天室服务的主框架类
*/
public class ChatServer extends JFrame implements ActionListener{
public static int port=8888;//服务端的侦听端口
ServerSocket serverSocket;//服务端Socket
Image icon;//程序图标
JComboBox combabox;//选择发送消息的接受者
JTextArea messageShow;//服务端的信息显示
JScrollPane messageScrollPane;//信息的滚动条
JtextField showStatus;//显示用户连接状态
JLabel sendToLabel,messageLabel;
JTextField sysMessage;//服务端消息的发送
JButton sysMessageButton;//服务器消息的发送按钮
UserLinkList userLinkList;//用户链表
//建立菜单栏
JMenuBar jMenuBar=new JMenuBar();
//建立菜单组
JMenu serviceMenu=new JMenu("服务(V)");
//建立菜单项
JMenuItem portItem=new JMenuItem("端口设置(p)");
JMenuItem startItem=new JMenuItem("启动服务(s)");
JMenuItem stopItem=new JMenuItem("停止服务(T)");
JMenu helpMenu=JMenu("帮助(H)");
JMenuItem helpMenu=new JMenuItem("帮助(H)");
//建立工具栏
JToolBar toolBar=new JToolBar;
//建立工具栏中的按钮
JButton portSet;//启动服务端侦听
JButton startServer;//启动服端务侦听
JButton stopServer;//关闭服务端侦听
JButton exitButton;//退出按钮
//框架的大小
Dimension faceSize=new Dimension(400,600);
SeverListenThresd ListenThresd;
JPanel downPanel;
GridBagLayout gridBag;
GridBagConstraints gridBagCon;
/**
*服务端构造函数
*/
public ChatServer()
init();//初始化程序
//添加框架的关闭事件处理
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setSize(faceSize);
//设置运行时窗口的位置
Dimension screenSize=
Toolkit.getDefaultToolkit().getScreenSize();
this.setLocation((int)(screenSize.width-faceSize())
/2,(int)(screenSize.height-faceSize.getHeight())/2);
this.setResizable(false);
this.setTitle("聊天室服务端");//设置标题
//程序图标
icon=getImage("icon.gif");
this.setIconImage(icon);//设置程序图标
show();
//为服务菜单栏设置热键'V'
serviceMenu.setMnemonic('V')
//为端口设置快捷键Ctrl+P
portItem.setMnemonic('P');
portItem.setAccelerator(KeyStroke.getKeyStroke
(KeyEvent.VK_P,InputEvent.CTRL_MASK));
//为启动服务快捷键为Ctrl+S
startItem.setMnemonic('S');
startItem.setAccelerator(KeyStroke.getKeyStroke
(KeyEvent.VK_S,InputEvent.CTRL_MASK));
//为端口设置快捷键Ctrl+T
stopItem.setMnemonic('T');
stopItem.setAccelerator(KeyStroke.getKeyStroke
(KeyEvent.VK_T,InputEvent.CTRL_MASK));
//为退出设置快捷键为Ctrl+X
exitItem.setMnemonic('X');
exitItem.setAccelerator(KeyStroke.getKeyStroke
(KeyEvent.VK_X,InputEvent.CTRL_MASK));
//为帮助菜单栏设置热键'H'
helpMenu.setMnemonic('H');
//为帮助设置快捷键为Ctrl+H
helpItem.setMnemonic('p');
helpItem.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_P,InputEvent.CTRL_MASK));
}
/**
*程序初始化函数
*/
public void init(){
Container contentPane=getContentPane();
contentPane.setLayout(new BoraderLayout());
//添加菜单栏
serviceMenu.add(portItem);
serviceMenu.add(startItem);
serviceMenu.add(stopItem);
serviceMenu.add(exitItem);
jMenuBar.add(serviceMenu);
helpMenu.add(helpItem);
jMenubar.add(helpMenu);
setJmenuBar(jMenuBar);
//初始化按钮
portSet=new JButton("端口服务")；
startServer=new JButton("启动服务")；
stopServer=new JButton("停止服务");
exitButton=new JButton("退出");
//将按钮添加到工具栏
toolBar.add(portSet);
toolBar.addSeparator();//添加分隔栏
toolBar.add(starServer);
toolBar.add(stopServer);
toolBar.addSeparator();//添加分隔栏
toolBar.add(exitButton);
contentPane.add(toolBar,BorderLayout.NORTH);
//初始时，令停止服务按钮不可用
stopServer.setEnabled(false);
stopItem.setEnabled(false);
//为菜单栏添加事件监听
portItem.addActionListener(this);
startItem.addActionListener(this);
stopItem.addActionListener(this);
exitItem.addActionListener(this);
helpItem.addActionListener(this);
//添加按钮的事件侦听
portSet.addActionListener(this);
startServer.addActionListener(this);
stopServer.addActionListener(this);
exitButton.addActionListener(this);
combobox=new JComboBox();
conbobox.inserItemAt("所有人",0);
combobox.setSelectedIndex(0);
messageShow=new JTextArea();
messageShow.setEditable(false);//添加滚动条
messageScrollpane =new JScrollPane(messageShow,
JScorellpane.VETICAL_SCROLLBAR_AS_NEEDED,
JScrollPane.HORIZONTAL_AS_NEEDED);
热心网友
时间：2022-04-20 05:11
热心网友
时间：2022-04-20 07:02
