【ClientSocketDemo.java 客戶端Java源代碼】
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import java.net.*;
import java.io.*;
public class ClientSocketDemo
{
//聲明客戶端Socket對(duì)象socket
Socket socket = null;
//聲明客戶器端數(shù)據(jù)輸入輸出流
DataInputStream in;
DataOutputStream out;
//聲明字符串?dāng)?shù)組對(duì)象response，用于存儲(chǔ)從服務(wù)器接收到的信息
String response[];
//執(zhí)行過(guò)程中，沒(méi)有參數(shù)時(shí)的構(gòu)造方法，本地服務(wù)器在本地，取默認(rèn)端口10745
public ClientSocketDemo()
{
try
{
//創(chuàng)建客戶端socket，服務(wù)器地址取本地，端口號(hào)為10745
socket = new Socket("localhost",10745);
//創(chuàng)建客戶端數(shù)據(jù)輸入輸出流，用于對(duì)服務(wù)器端發(fā)送或接收數(shù)據(jù)
in = new DataInputStream(socket.getInputStream());
out = new DataOutputStream(socket.getOutputStream());
//獲取客戶端地址及端口號(hào)
String ip = String.valueOf(socket.getLocalAddress());
String port = String.valueOf(socket.getLocalPort());
//向服務(wù)器發(fā)送數(shù)據(jù)
out.writeUTF("Hello Server.This connection is from client.");
out.writeUTF(ip);
out.writeUTF(port);
//從服務(wù)器接收數(shù)據(jù)
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();}
}
//執(zhí)行過(guò)程中，有一個(gè)參數(shù)時(shí)的構(gòu)造方法，參數(shù)指定服務(wù)器地址，取默認(rèn)端口10745
public ClientSocketDemo(String hostname)
{
try
{
//創(chuàng)建客戶端socket，hostname參數(shù)指定服務(wù)器地址，端口號(hào)為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();}
}
//執(zhí)行過(guò)程中，有兩個(gè)個(gè)參數(shù)時(shí)的構(gòu)造方法，第一個(gè)參數(shù)hostname指定服務(wù)器地址
//第一個(gè)參數(shù)serverPort指定服務(wù)器端口號(hào)
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 服務(wù)器端Java源代碼】
import java.net.*;
import java.io.*;
public class ServerSocketDemo
{
//聲明ServerSocket類(lèi)對(duì)象
ServerSocket serverSocket;
//聲明并初始化服務(wù)器端監(jiān)聽(tīng)端口號(hào)常量
public static final int PORT = 10745;
//聲明服務(wù)器端數(shù)據(jù)輸入輸出流
DataInputStream in;
DataOutputStream out;
//聲明InetAddress類(lèi)對(duì)象ip，用于獲取服務(wù)器地址及端口號(hào)等信息
InetAddress ip = null;
//聲明字符串?dāng)?shù)組對(duì)象request，用于存儲(chǔ)從客戶端發(fā)送來(lái)的信息
String request[];
public ServerSocketDemo()
{
request = new String[3]; //初始化字符串?dāng)?shù)組
try
{
//獲取本地服務(wù)器地址信息
ip = InetAddress.getLocalHost();
//以PORT為服務(wù)端口號(hào)，創(chuàng)建serverSocket對(duì)象以監(jiān)聽(tīng)該端口上的連接
serverSocket = new ServerSocket(PORT);
//創(chuàng)建Socket類(lèi)的對(duì)象socket，用于保存連接到服務(wù)器的客戶端socket對(duì)象
Socket socket = serverSocket.accept();
System.out.println("This is server:"+String.valueOf(ip)+PORT);
//創(chuàng)建服務(wù)器端數(shù)據(jù)輸入輸出流，用于對(duì)客戶端接收或發(fā)送數(shù)據(jù)
in = new DataInputStream(socket.getInputStream());
out = new DataOutputStream(socket.getOutputStream());
//接收客戶端發(fā)送來(lái)的數(shù)據(jù)信息，并顯示
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]);
//向客戶端發(fā)送數(shù)據(jù)
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();
}
}
話說(shuō)網(wǎng)上真的好多啊...
package client;
import java.awt.Color;
import java.awt.Container;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.Socket;
import java.util.Date;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
public class ClientFrame extends JFrame{
private JTextArea allmsg;
private JTextField welcome,copyright,chatmsg;
private JButton send;
private JScrollPane js;
private boolean isConnected = true;
public DataOutputStream out;
public DataInputStream in;
public Socket s = null;
String nic; /* -- 保存用戶昵稱(chēng) --*/
/**
* 初始化客戶端資源
* 1.獲取從LoginFrame傳遞過(guò)來(lái)的參數(shù)
* 2.初始化界面元素
* 3.初始化通信所需要的資源 EG：輸入/輸出流(DataInputStream/DataOutputStream)
* */
public ClientFrame(String name,Socket socket)
{
this.setSize(310,660);
this.setLocation(290,50);
this.setTitle("聊天室客戶端"+name+"");/* -- 指定窗口的標(biāo)題 --*/
this.s = socket;/* -- 接收從LoginFrame中傳遞過(guò)來(lái)的Socket --*/
this.nic = name+" 說(shuō)： ";
welcome = new JTextField(" "+name+" 歡迎您來(lái)到聊天室 ",100);
welcome.setBackground(Color.blue);
welcome.setEnabled(false);
copyright = new JTextField(" ----- all copyright @ TOP-king -----");
copyright.setEnabled(false);
allmsg = new JTextArea();
allmsg.setEditable(false);
allmsg.append(" 系統(tǒng)消息: 歡迎登錄在線聊天室 \n");
js = new JScrollPane(allmsg);//為JTextArea添加滾動(dòng)條
chatmsg = new JTextField("在此輸入聊天信息");
chatmsg.addActionListener(new listen());
send = new JButton("發(fā)送");
send.addActionListener(new listen());/* -- 添加事件監(jiān)聽(tīng)器 --*/
try {
out = new DataOutputStream(s.getOutputStream());
in = new DataInputStream(s.getInputStream());
} catch (IOException e) {JOptionPane.showMessageDialog(null, "系統(tǒng)異常","錯(cuò)誤",JOptionPane.OK_CANCEL_OPTION);}
addcomponettocontainer();
/* -- 當(dāng)用戶關(guān)閉窗口時(shí)進(jìn)行相關(guān)的處理 eg:Socket Data(Input/Output)Stream 的關(guān)閉--*/
this.addWindowListener(new WindowAdapter(){
public void windowClosing(WindowEvent we)
{
sendmsg("quitlogout");/* -- 向服務(wù)器端發(fā)送關(guān)閉信息 --*/
isConnected = false;
destory();/* -- 銷(xiāo)毀窗口資源 --*/
}
});
new Thread(new linread()).start();/* -- 啟動(dòng)讀取信息線程 --*/
}
public void addcomponettocontainer()
{
Container c = this.getContentPane();
c.setLayout(null);
welcome.setBounds(75,10,150,20);
js.setBounds(10,50,280,500);
chatmsg.setBounds(10,560,180,30);
send.setBounds(220,560,70,30);
copyright.setBounds(10,600,280,20);
c.add(welcome);
c.add(js);
c.add(chatmsg);
c.add(send);
c.add(copyright);
this.setVisible(true);
this.setResizable(false);
}
class listen implements ActionListener
{
public void actionPerformed(ActionEvent e) {
// TODO Auto-generated method stub
if(e.getSource()==send||e.getSource()==chatmsg)
{
String msg = chatmsg.getText().trim();
if("".equals(msg))
{
JOptionPane.showMessageDialog(null,"發(fā)送信息不能為空!","錯(cuò)誤",JOptionPane.OK_OPTION);
}
else
{sendmsg((new Date()).toLocaleString()+"\n"+nic+msg+"\n");chatmsg.setText("");}
}
}
}
/* -- 向服務(wù)器端發(fā)送信息 --*/
public void sendmsg(String m)
{
if(isConnected)//如果socket的輸出流沒(méi)關(guān)閉
{
try {
out.writeUTF(m);
} catch (IOException e) {
JOptionPane.showMessageDialog(null,"發(fā)送信息失敗!(系統(tǒng)異常)","錯(cuò)誤",JOptionPane.OK_OPTION);
}
}
else
{
JOptionPane.showMessageDialog(null,"發(fā)送信息失敗!(服務(wù)器關(guān)閉/網(wǎng)絡(luò)故障)","錯(cuò)誤",JOptionPane.OK_OPTION);
}
}
/* -- 讀取信息線程 --*/
class linread implements Runnable
{
public void run()
{
read();
}
public void read()
{
while(isConnected)
{
try {
String msg = in.readUTF();
if("SYSTEM_CLOSED".equals(msg))
{
JOptionPane.showMessageDialog(null,"讀取消息失敗(服務(wù)器關(guān)閉/網(wǎng)絡(luò)故障)！","錯(cuò)誤",JOptionPane.OK_OPTION);
isConnected = false;
}
else
allmsg.append(msg+"\n");
} catch (IOException e) {
}
}//end while
JOptionPane.showMessageDialog(null,"讀取消息失敗(服務(wù)器關(guān)閉/網(wǎng)絡(luò)故障)！","錯(cuò)誤",JOptionPane.OK_OPTION);
}//end read()
}
public void destory()
{
try {
this.out.close();
this.in.close();
this.s.close();
} catch (IOException e) {
}
this.dispose();
}
}
======================================================
package client;
import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import java.io.*;
import java.net.*;
public class LoginFrame extends JFrame{
private JTextField name;
private JTextField ip;
private JButton ok,cancle;
public Socket socket;
public LoginFrame()
{
super("登錄框");
this.setSize(400,80);
this.setLocation(100,100);
name = new JTextField("昵稱(chēng)");
ip = new JTextField("127.0.0.1");
ok = new JButton("登錄");
cancle = new JButton("取消");
ok.addActionListener(new listenEvent());
cancle.addActionListener(new listenEvent());
//建立容器
addcomponettocontainer();
this.setDefaultCloseOperation(EXIT_ON_CLOSE);
}
/**
* 建立容器及控件
*/
public void addcomponettocontainer()
{
Container c = this.getContentPane();
c.setLayout(null);
name.setBounds(10,10,100,30);
ip.setBounds(120,10,100,30);
ok.setBounds(230,10,70,30);
cancle.setBounds(310,10,70,30);
c.add(name);
c.add(ip);
c.add(ok);
c.add(cancle);
this.setVisible(true);
this.setResizable(false);
}
public class listenEvent implements ActionListener
{
public void actionPerformed(ActionEvent event) {
// TODO Auto-generated method stub
if(event.getSource()==ok)
{
String n = name.getText().trim();
String i = ip.getText().trim();
if("".equals(n)||"".equals(i))
{
JOptionPane.showMessageDialog(null,"昵稱(chēng)、IP不能夠?yàn)榭?","錯(cuò)誤",JOptionPane.OK_OPTION);
}
else{login(n,i);}
}
if(event.getSource()==cancle)
{
name.setText("");
ip.setText("");
}
}
}
/**
* 進(jìn)行登錄
* @param name
* @param ip
*/
public void login(String name,String ip)
{
try {
socket = new Socket(ip,7777);
DataOutputStream out = new DataOutputStream(socket.getOutputStream());
out.writeUTF(name);
out.flush();//強(qiáng)制輸出緩存中的內(nèi)容
//out.close();
new ClientFrame(name,socket);
destroywindow();
} catch (UnknownHostException e) {
JOptionPane.showMessageDialog(null,"找不到主機(jī)地址(IP錯(cuò)誤/網(wǎng)絡(luò)故障)！","錯(cuò)誤",JOptionPane.OK_OPTION);
} catch (IOException e) {
}
}
public void destroywindow()
{
this.dispose();
}
public static void main(String[] args)
{
new LoginFrame();
}
}
==================================================
package server;
import java.awt.Container;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.ArrayList;
import java.util.Date;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
public class ServerFrame extends JFrame{
/**
*
*/
private static final long serialVersionUID = 1L;
private JTextArea allmsg;
private JTextField currnum,totalnum,copyright,chatmsg;
private JButton send;
private JScrollPane js;
int num1,num2,port;/* -- num1:當(dāng)前在線人數(shù) num2:總上線人數(shù) port:服務(wù)端口號(hào) --*/
private ServerSocket ss;
ArrayListuser lists;//存放所有在線用戶
public ServerFrame()
{
super("聊天室服務(wù)器端");
this.setSize(310,660);
this.setLocation(200,50);
lists = new ArrayListuser();
num1 = num2 =0;
port = 7777;
currnum = new JTextField(" 當(dāng)前在線人數(shù)： "+num1);
currnum.setEnabled(false);
totalnum = new JTextField(" 上線總?cè)藬?shù)： "+num2);
totalnum.setEnabled(false);
copyright = new JTextField(" ----- all copyright @ TOP-king -----");
copyright.setEnabled(false);
allmsg = new JTextArea();
allmsg.append(" --------------- 系統(tǒng)消息 --------------\n");
allmsg.setEditable(false);
allmsg.setLineWrap(true); //允許自動(dòng)換行
js = new JScrollPane(allmsg);//為JTextArea添加滾動(dòng)條
chatmsg = new JTextField("在此輸入系統(tǒng)信息");
chatmsg.addActionListener(new ActionListener(){
@SuppressWarnings("deprecation")
public void actionPerformed(ActionEvent arg0) {
String str = chatmsg.getText().trim();
if(!"".equals(str))
{sendmsg((new Date()).toLocaleString()+" -- 系統(tǒng)消息： "+str);chatmsg.setText("");}
else
JOptionPane.showMessageDialog(null, "消息不能為空","錯(cuò)誤",JOptionPane.OK_OPTION);
chatmsg.setText("");/* -- 發(fā)送信息后，將輸入欄中的信息清空 -- */
}
});
send = new JButton("發(fā)送");
send.addActionListener(new ActionListener(){
@SuppressWarnings("deprecation")
public void actionPerformed(ActionEvent arg0) {
String str = chatmsg.getText().trim();
if(!"".equals(str))
{sendmsg((new Date()).toLocaleString()+" -- 系統(tǒng)消息： "+str);chatmsg.setText("");}
else
JOptionPane.showMessageDialog(null, "消息不能為空","錯(cuò)誤",JOptionPane.OK_OPTION);
chatmsg.setText("");/* -- 發(fā)送信息后，將輸入欄中的信息清空 -- */
}
});
//建立容器
addcomponettocontainer();
this.addWindowListener(new WindowAdapter(){
public void windowClosing(WindowEvent we)
{
sendmsg("SYSTEM_CLOSED");/* -- 向客戶端發(fā)送服務(wù)器關(guān)閉信息 -- */
destory();
}
});
start(); /* -- 啟動(dòng)連接服務(wù) -- */
}
public void addcomponettocontainer()
{
//Container建立容器
Container c = this.getContentPane();
c.setLayout(null);
currnum.setBounds(20,15,130,20);
totalnum.setBounds(155,15,125,20);
js.setBounds(10,50,280,500);
chatmsg.setBounds(10,560,180,30);
send.setBounds(220,560,70,30);
copyright.setBounds(10,600,280,20);
c.add(currnum);
c.add(totalnum);
c.add(js);
c.add(chatmsg);
c.add(send);
c.add(copyright);
this.setVisible(true);
this.setResizable(false);
}
/**
* start()方法監(jiān)聽(tīng)客戶的連接
* 并且保存客戶端的相關(guān)信息EG：用戶昵稱(chēng)、用戶所使用的Socket
* 用戶連接到服務(wù)器成功之后，將其保存到用戶列表中，并為該用戶啟動(dòng)一個(gè)線程用于通信 */
@SuppressWarnings("deprecation")
public void start()
{
boolean isStarted = false;/* -- 用于標(biāo)記服務(wù)器是否已經(jīng)正常啟動(dòng) -- */
try {
this.ss = new ServerSocket(port);
isStarted = true;
this.allmsg.append((new Date()).toLocaleString()+" 服務(wù)器啟動(dòng) @ 端口: "+port+"\n");
while(isStarted)
{
Socket client = this.ss.accept(); /* -- 監(jiān)聽(tīng)客戶端的連接 -- */
DataInputStream in = new DataInputStream(client.getInputStream());
String name = in.readUTF();
user u = new user();
u.name = name;
u.socket = client;
lists.add(u); //將該用戶加到列表中去
num1++;
num2++;
currnum.setText(" 當(dāng)前在線人數(shù)： "+num1);
totalnum.setText(" 上線總?cè)藬?shù)： "+num2);
this.allmsg.append((new Date()).toLocaleString()+" : "+u.name+" 登錄 \n");
new Thread(new ClientThread(u)).start();/* -- 為該用戶啟動(dòng)一個(gè)通信線程 -- */
}
} catch (IOException e) {
System.out.println("服務(wù)器已經(jīng)啟動(dòng)......");
System.exit(0);
}
}
/**
* 通信線程主要功能包括：
* 1.監(jiān)聽(tīng)客戶端輸入的信息
* 2.將接收到的信息轉(zhuǎn)發(fā)給其他用戶 */
class ClientThread implements Runnable
{
user user = null;
boolean isConnected = true;
DataInputStream dis = null;
DataOutputStream dos = null;
public ClientThread(user u)
{
this.user = u;
try {
this.dis = new DataInputStream(this.user.socket.getInputStream());
this.dos = new DataOutputStream(this.user.socket.getOutputStream());
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public void run()
{
readmsg();
}
/* -- 讀取客戶的聊天信息 -- */
@SuppressWarnings("deprecation")
public void readmsg()
{
while(isConnected)
{
try {
String msg = dis.readUTF();
if("quitlogout".equals(msg))//當(dāng)用戶關(guān)閉客戶端窗口時(shí)，發(fā)送quit字符串 表示用戶已經(jīng)退出
{
num1--;
try{
this.dis.close();
this.dos.close();
this.user.socket.close();
this.isConnected = false;
}catch(IOException ioe)
{
ioe.printStackTrace();
}finally{
this.isConnected = false;
if(dis!=null) this.dis.close();
if(dos!=null) this.dos.close();
if(this.user.socket!=null) this.user.socket.close();
}
lists.remove(this.user);//從列表中刪除該用戶
currnum.setText(" 當(dāng)前在線人數(shù)： "+num1);
allmsg.append((new Date()).toLocaleString()+" : "+this.user.name+" 退出\n");
}
else
sendmsg(msg);
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
/* -- 將信息進(jìn)行轉(zhuǎn)發(fā) -- */
public void sendmsg(String msg)
{
user us = new user();
DataOutputStream os = null;
if(lists.size()0)
{
for(int i=0;ilists.size();i++)
{
us = lists.get(i);
try {
os = new DataOutputStream(us.socket.getOutputStream());
os.writeUTF(msg);
} catch (IOException e) {
e.printStackTrace();
}
}
}
else
JOptionPane.showMessageDialog(null, "當(dāng)前無(wú)用戶在線。發(fā)送消息失敗","失敗",JOptionPane.OK_OPTION);
}
public void destory()
{
try {
this.ss.close();
} catch (IOException e) {
e.printStackTrace();
}
this.dispose();
}
public static void main(String[] args)
{
new ServerFrame();
}
}
=================================================
package server;
import java.net.*;
public class user {
String name;
Socket socket;
}
服務(wù)端 用戶名 y 密碼 1 客戶端代碼在我的評(píng)論里，這敲不了那么多字，沒(méi)辦法。
登陸實(shí)現(xiàn)類(lèi)：class Login
package com.server;
import java.awt.Color;
import java.awt.Font;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPasswordField;
import javax.swing.JTextField;
public class Login {
boolean f=false;//按登錄時(shí)設(shè)置的一個(gè)標(biāo)志
private JFrame frame = new JFrame("Welcome To MLDN") ;
//設(shè)置窗體
private JButton submit = new JButton("登陸");//設(shè)置登錄按鈕
private JButton reset = new JButton("重置");//設(shè)置重置按鈕
private JLabel nameLab = new JLabel("服務(wù)器：") ;//標(biāo)簽實(shí)例化
private JLabel passLab = new JLabel("密 碼："); //標(biāo)簽實(shí)例化
private JLabel infoLab = new JLabel("服務(wù)器登陸系統(tǒng)"); //標(biāo)簽實(shí)例化
private JTextField nameText = new JTextField(10);//單行文本輸入條
private JPasswordField passText = new JPasswordField() ;//單行密碼文本輸入條
public Login(){//登錄窗口構(gòu)造方法
Font fnt = new Font("Serief",Font.ITALIC + Font.BOLD,12); //設(shè)置字體
infoLab.setFont(fnt) ; // 設(shè)置標(biāo)簽的顯示文字
submit.addActionListener(new ActionListener(){ //采用內(nèi)部匿名類(lèi)
public void actionPerformed(ActionEvent e){
if(e.getSource()==submit){ //判斷觸發(fā)器源是否是提交按鈕
String tname = nameText.getText() ; //得到輸入的用戶名
String tpass = new String(passText.getPassword()) ;//得到輸入的密碼,此時(shí)通過(guò)getPassageword()方法返回的是字符數(shù)組
LoginCheck log = new LoginCheck(tname,tpass) ;//實(shí)例化LoginCheck對(duì)象,傳入輸入的用戶名和密碼
if(log.validate()){//對(duì)用戶名和密碼進(jìn)行驗(yàn)證
try{ //線程異常處理try
Thread.sleep(2000); //2秒后打開(kāi)聊天窗口
f=true; //登錄成功后的表示項(xiàng)為true
frame.dispose(); //關(guān)閉本窗口
}catch(Exception e1){//異常獲取
e1.printStackTrace();
}
}else{
infoLab.setText("登陸失敗，錯(cuò)誤的用戶名或密碼！") ;//登錄失敗
}
}
}
});
reset.addActionListener(new ActionListener(){ //采用內(nèi)部匿名類(lèi)
public void actionPerformed(ActionEvent e){
if(e.getSource()==reset){ //判斷觸發(fā)器源是否是提交按鈕
nameText.setText(""); //設(shè)置文本框中的內(nèi)容
passText.setText(""); //設(shè)置文本框中的內(nèi)容
infoLab.setText("服務(wù)器登陸系統(tǒng)"); //恢復(fù)標(biāo)簽顯示
}
}
});
frame.addWindowListener(new WindowAdapter(){//加入窗口監(jiān)聽(tīng)
public void windowClosing(WindowEvent e){ }
}); // 加入事件
frame.setLayout(null); //使用絕對(duì)定位
nameLab.setBounds(5,5,60,20); //設(shè)置標(biāo)簽的位置及大小
passLab.setBounds(5,30,60,20); //設(shè)置標(biāo)簽的位置及大小
infoLab.setBounds(5,65,220,30); //設(shè)置標(biāo)簽的位置及大小
nameText.setBounds(65,5,100,20); //設(shè)置文本域的位置及大小
passText.setBounds(65,30,100,20); //設(shè)置密碼域的位置及大小
submit.setBounds(165,5,60,20); //設(shè)置按鈕的位置及大小
reset.setBounds(165,30,60,20); //設(shè)置按鈕的位置及大小
frame.add(nameLab); //向窗體加入標(biāo)簽
frame.add(passLab); //向窗體加入標(biāo)簽
frame.add(infoLab); //向窗體加入標(biāo)簽
frame.add(nameText); //向窗體加入文本框
frame.add(passText); //向窗體加入密碼框
frame.add(submit); //向窗體加入按鈕
frame.add(reset) ;//向窗體加入按鈕
frame.setSize(280,130); //設(shè)置窗體大小
frame.getContentPane().setBackground(Color.green) ;//設(shè)置窗體的背景顏色
frame.setLocation(300,200) ;//設(shè)置窗體在電腦桌面上的位置
frame.setVisible(true); //顯示窗口
while(f==false){ //當(dāng)?shù)卿浭r(shí),一直循環(huán)運(yùn)行,
}
new MyServer();//顯示窗體頁(yè)面
}
}
驗(yàn)證登陸實(shí)現(xiàn)類(lèi) class LoginCheck
package com.server;
public class LoginCheck {
private String name ;//用戶名
private String password ;//密碼
//構(gòu)造方法
public LoginCheck(String name,String password){
this.name = name ;//傳遞用戶名
this.password = password ;//傳遞密碼
}
//驗(yàn)證用戶名和密碼
public boolean validate(){
//驗(yàn)證方法
if("y".equals(name)"1".equals(password)){ //判斷用戶名和密碼是否正確
return true; //返回true
}else{
return false ;//返回false
}
}
}
package com.server;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.ServerSocket;
import java.net.Socket;
import java.text.DateFormat;
import java.util.Date;
import javax.swing.*;
聊天實(shí)現(xiàn)類(lèi) class MyServer
public class MyServer {
protected JLabel lab10;
// 全體變量,做傳遞的一個(gè)組件
String s = "已經(jīng)成功連接";
// 初始字符串,在兩個(gè)聊天窗口鏈接成功時(shí)輸出,同時(shí)作為兩個(gè)窗口傳遞字符的一個(gè)變量
// 構(gòu)造方法
public MyServer(){
try{//異常處理
JFrame frame=new JFrame("服務(wù)器窗口");
//設(shè)置窗體
frame.setLayout(null);
//讓布局管理器為空,使用絕對(duì)定位
Font fnt=new Font("Serief",Font.PLAIN,40);//字體設(shè)置
Font fnt1=new Font("Serief",Font.PLAIN,20);//字體設(shè)置
//我的用戶名顯示
JLabel lab1=new JLabel("服務(wù)器名:",JLabel.LEFT);
//標(biāo)簽實(shí)例化,文本左對(duì)齊
lab1.setBounds(8, 10, 100, 20);
//設(shè)置組件位置及大小
frame.add(lab1);
//添加組件
JTextField text2=new JTextField(30); //單行文本輸入組件
text2.setBounds(150, 10, 200, 20);//設(shè)置組件位置及大小
text2.setEnabled(false);//文本條不可編輯
text2.setText("笑笑聊天室");//輸入內(nèi)容
text2.setFont(fnt1);//設(shè)置字體
frame.add(text2);//添加組件
//服務(wù)器IP顯示
JLabel lab2=new JLabel("當(dāng)前服務(wù)器IP:",JLabel.LEFT);
//標(biāo)簽實(shí)例化,文本左對(duì)齊
lab2.setBounds(8, 45, 100, 20);//設(shè)置組件位置及大小
frame.add(lab2);//添加組件
JTextField text3=new JTextField(30);//單行文本輸入組件
text3.setBounds(150, 45, 200, 20);//設(shè)置組件位置及大小
text3.setEnabled(false);
//文本不可編輯
text3.setText("127.0.0.1");//輸入內(nèi)容
text3.setFont(fnt1);//設(shè)置字體
frame.add(text3);
//添加組件
//服務(wù)器端口顯示
JLabel lab3=new JLabel("當(dāng)前服務(wù)器端口:",JLabel.LEFT);
//標(biāo)簽實(shí)例化,文本左對(duì)齊
lab3.setBounds(8, 80, 100, 20);//設(shè)置組件位置及大小
frame.add(lab3);//添加組件
JTextField text4=new JTextField(30);//單行文本輸入組件
text4.setBounds(150, 80, 200, 20);//設(shè)置組件位置及大小
text4.setEnabled(false);//文本不可編輯
text4.setText("8888");//輸入內(nèi)容
text4.setFont(fnt1);//設(shè)置字體
frame.add(text4);//添加組件
//聊天記錄顯示
JLabel lab4=new JLabel("聊天記錄如下:",JLabel.LEFT);
//標(biāo)簽實(shí)例化 文本左對(duì)齊
lab4.setBounds(8, 115, 100, 20);//設(shè)置組件位置及大小
frame.add(lab4);//添加組件
final JTextArea text1=new JTextArea();//多行文本輸入組件
text1.setEnabled(false);//文本不可編輯
text1.setLineWrap(true);//自動(dòng)換行
JScrollPane scr=new JScrollPane(text1,JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS); //設(shè)置滾動(dòng)條,水平和垂直滾動(dòng)條始終顯示
scr.setBounds(8, 150, 450, 350);//設(shè)置組件位置及大小
frame.add(scr);//添加組件
//聊天輸入窗口及確定
JLabel lab5=new JLabel("請(qǐng)輸入聊天內(nèi)容:",JLabel.LEFT); //標(biāo)簽實(shí)例化,文本左對(duì)齊
lab5.setBounds(8, 500, 100, 20);//設(shè)置組件位置及大小
frame.add(lab5);//添加組件
final JTextArea text5=new JTextArea();//多行文本輸入組件
text5.setLineWrap(true);//自動(dòng)換行
JScrollPane scr2=new JScrollPane(text5,JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);//設(shè)置滾動(dòng)條,水平和垂直滾動(dòng)條始終顯示
scr2.setBounds(150, 500, 300, 50);//設(shè)置組件位置及大小
frame.add(scr2);//添加組件
final JButton but=new JButton("確定");//設(shè)置確定按鈕
but.setFont(fnt);//添加字體設(shè)置
but.setBounds(480, 500, 200, 50);//設(shè)置組件位置及大小
but.addActionListener(
new ActionListener(){ //采用內(nèi)部匿名類(lèi)
public void actionPerformed(ActionEvent e){
if(e.getSource()==but){ //判斷觸發(fā)器源是否是提交按鈕
text1.append("笑笑: "+lab10.getText()+"\n ");//在聊天記錄上添加文本
text1.append(text5.getText()+"\n"); //將輸入的聊天內(nèi)容輸出在聊天記錄上
s=text5.getText(); //得到聊天內(nèi)容
text5.setText(""); // 將聊天窗口內(nèi)容設(shè)置為空
}
}
});
frame.add(but);//添加組件
//當(dāng)前時(shí)間顯示
JLabel lab7=new JLabel("時(shí)間顯示:",JLabel.LEFT);//標(biāo)簽實(shí)例化,文本左對(duì)齊
lab7.setBounds(450, 20, 100, 20);//設(shè)置組件位置及大小
frame.add(lab7);//添加組件
DateFormat df=DateFormat.getDateTimeInstance();//取得系統(tǒng)時(shí)間
String df2= df.format(new Date()); //將時(shí)間轉(zhuǎn)換成字符串
JLabel lab8=new JLabel(df2,JLabel.LEFT);//標(biāo)簽實(shí)例化,文本左對(duì)齊
lab8.setBounds(520, 20, 130, 20);//設(shè)置組件位置及大小
frame.add(lab8);//添加組件
lab10=lab8; //傳遞時(shí)間顯示,以便能在聊天記錄上顯示記錄時(shí)間
new Time(lab8); //使時(shí)間動(dòng)態(tài)顯示
//用戶列表顯示
JLabel lab6=new JLabel("用戶列表:",JLabel.LEFT);//標(biāo)簽實(shí)例化,文本左對(duì)齊
lab6.setBounds(500, 40, 100, 20);//設(shè)置組件位置及大小
frame.add(lab6);//添加組件
JTextArea text6=new JTextArea();//標(biāo)簽實(shí)例化,文本左對(duì)齊
text6.setEnabled(false);//文本不可編輯
text6.setLineWrap(true);//自動(dòng)換行
JScrollPane scr3=new JScrollPane(text6,JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);//設(shè)置滾動(dòng)條,水平和垂直滾動(dòng)條始終顯示
scr3.setBounds(460, 70, 220, 420);//設(shè)置組件位置及大小
frame.add(scr3);//添加組件
//窗口的屬性
frame.setSize(700,600);//窗口大小
frame.getContentPane().setBackground(Color.pink);//窗口的背景顏色
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);//關(guān)閉窗口時(shí)關(guān)閉程序
frame.setLocation(100,50);//在電腦桌面上出現(xiàn)的位置
frame.setVisible(true);//顯示窗口
//連個(gè)窗口連接
//建立Server Socket并等待連接請(qǐng)求
ServerSocket server =new ServerSocket(8889);
Socket socket=server.accept();
//連接建立，通過(guò)Socket獲取連接上的輸入/輸出流
BufferedReader in=new BufferedReader(new InputStreamReader(socket.getInputStream()));
final PrintWriter out =new PrintWriter(socket.getOutputStream());
//先讀取Client發(fā)送的數(shù)據(jù)，然后從標(biāo)準(zhǔn)輸入讀取數(shù)據(jù)發(fā)送給Client當(dāng)接收到bye時(shí)關(guān)閉連接
String s1="",s2="";
//標(biāo)志字符串,作為傳遞字符串使用
//得到其他窗口傳遞的字符串,并判斷是否結(jié)束
while(!(s1=in.readLine()).equals("bye")){
text6.setText("可可在線"); //當(dāng)連接成功是在用戶列表中 輸出用戶名字
if(!s1.equals("")){ //如果傳遞的字符串不為 空
text1.append("可可: "+lab10.getText()+"\n ");//在聊天記錄上添加文本
text1.append(s1+"\n"); //將輸入的聊天內(nèi)容輸出在聊天記錄上
}
s2=s;//將在聊天窗口中得到的字符串傳遞給輸出字符串
for(;s2.equals("")||s2.equals(null);s2=s){//當(dāng)傳遞的字符串為空時(shí)等待用戶輸入聊天內(nèi)容
}
s="";//將在聊天窗口中得到的字符串設(shè)為空
if(!s2.equals("")!s2.equals(null)){// s2不為空時(shí)做
out.println(s2); //向其他窗口輸出字符串
}
out.flush();//輸出聊天內(nèi)容
}
//關(guān)閉連接
in.close();
out.close();
socket.close();
server.close();
}catch(Exception e){
}
}
//main函數(shù)
public static void main(String args[]){
new Login();//登錄實(shí)現(xiàn) } }
}
}
時(shí)間類(lèi) class Time
package com.server;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.text.SimpleDateFormat;
import java.util.Date;
import javax.swing.JLabel;
import javax.swing.Timer; //時(shí)間類(lèi)
public class Time {
public Time(JLabel time){
//構(gòu)造方法 this.setTimer(time);
//設(shè)置時(shí)間
}
public void setTimer(JLabel time){
//設(shè)置時(shí)間方法
final JLabel varTime = time;
//傳遞組件
Timer timeAction = new Timer(1000, new ActionListener() {
//時(shí)間監(jiān)聽(tīng)
public void actionPerformed(ActionEvent e) {
long timemillis = System.currentTimeMillis();//得到系統(tǒng)時(shí)間
SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");//轉(zhuǎn)換日期顯示格式
varTime.setText(df.format(new Date(timemillis)));//輸出得到的時(shí)間
}
});
timeAction.start(); //開(kāi)啟線程
}
}
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.net.*;
import java.io.*;
public class ClientDemo01 {
public static void main(String[] args){
JFrame f=new JFrame("AA");
JPanel p1=new JPanel();
JPanel p2=new JPanel();
JTextArea ta=new JTextArea(15,30);
ta.setEditable(false); //文本域只讀
JScrollPane sp=new JScrollPane(ta); //滾動(dòng)窗格
JTextField tf=new JTextField(20);
JButton b=new JButton("發(fā)送");
p1.add(sp);
p2.add(tf);
p2.add(b);
f.add(p1,"Center");
f.add(p2,"South");
f.setBounds(300,300,360,300);
f.setVisible(true);
f.setResizable(false);
f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
Socket socket=null;
BufferedInputStream bis=null;
BufferedOutputStream bos=null;
try{
socket=new Socket("192.168.0.4",5000);
bis=new BufferedInputStream(socket.getInputStream());
bos=new BufferedOutputStream(socket.getOutputStream());
MyThread01 mt=new MyThread01(bis,ta);
mt.start();
}catch(Exception e){
e.printStackTrace();
}
b.addActionListener(new ButtonActionListener01(tf,ta,bos));
}
}
class ButtonActionListener01 implements ActionListener{
JTextField tf;
JTextArea ta;
BufferedOutputStream bos;
public ButtonActionListener01(JTextField tf,JTextArea ta,BufferedOutputStream bos){
this.tf=tf;
this.ta=ta;
this.bos=bos;
}
public void actionPerformed(ActionEvent e){
String message=tf.getText();
if(!message.equals("")){
tf.setText(""); //清空文本框
ta.append("AA:"+message+"\n"); //添加到文本域并換行
try{
bos.write(message.getBytes());
bos.flush();
}catch(Exception ex){
System.out.println("發(fā)送失敗");
}
}
}
}
class MyThread01 extends Thread{
BufferedInputStream bis;
JTextArea ta;
public MyThread01(BufferedInputStream bis,JTextArea ta){
this.bis=bis;
this.ta=ta;
}
public void run(){
try{
while(true){
byte[] b=new byte[100];
int length=bis.read(b);
String message=new String(b,0,length);
ta.append("BB:"+message+"\n");
}
}catch(Exception e){
e.printStackTrace();
}
}
} import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.net.*;
import java.io.*;
public class ServerDemo01{
public static void main(String[] args){
JFrame f=new JFrame("BB");
JPanel p1=new JPanel();
JPanel p2=new JPanel();
JTextArea ta=new JTextArea(12,30); //文本域，第一個(gè)參數(shù)為行數(shù)，第二個(gè)參數(shù)為列數(shù)
ta.setEditable(false); //文本域只讀
JScrollPane sp=new JScrollPane(ta); //滾動(dòng)窗格
JTextField tf=new JTextField(20);
JButton b=new JButton("發(fā)送");
p1.add(sp);
p2.add(tf);
p2.add(b);
f.add(p1,"Center");
f.add(p2,"South");
f.setBounds(300,300,360,300);
f.setVisible(true);
f.setResizable(false);
f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
ServerSocket server=null;
Socket socket=null;
BufferedInputStream bis=null;
BufferedOutputStream bos=null;
try{
server=new ServerSocket(5000);
//ta.append("等待AA連接...\n");
socket=server.accept();
//ta.append("AA已連接\n");
bis=new BufferedInputStream(socket.getInputStream());
bos=new BufferedOutputStream(socket.getOutputStream());
MyThread1 mt=new MyThread1(bis,ta);
mt.start();
}catch(Exception e){
e.printStackTrace();
}
b.addActionListener(new ButtonActionListener1(tf,ta,bos));
}
}
class ButtonActionListener1 implements ActionListener{
JTextField tf;
JTextArea ta;
BufferedOutputStream bos;
public ButtonActionListener1(JTextField tf,JTextArea ta,BufferedOutputStream bos){
this.tf=tf;
this.ta=ta;
this.bos=bos;
}
public void actionPerformed(ActionEvent e){
String message=tf.getText(); //獲取文本框中的內(nèi)容
if(!message.equals("")){
tf.setText(""); //清空文本框
ta.append("BB:"+message+"\n"); //添加到文本域并換行
try{
bos.write(message.getBytes());
bos.flush();
}catch(Exception ex){
System.out.println("發(fā)送失??！");
}
}
}
}
class MyThread1 extends Thread{
BufferedInputStream bis;
JTextArea ta;
public MyThread1(BufferedInputStream bis,JTextArea ta){
this.bis=bis;
this.ta=ta;
}
public void run(){
try{
while(true){
byte[] b=new byte[100];
int length=bis.read(b);
String message=new String(b,0,length);
ta.append("AA:"+message+"\n");
}
}catch(Exception e){
e.printStackTrace();
}
}
}
重慶分公司
重慶分公司
