求!用socket,一对多聊天室!!! 最好是用GUI做的,,,,有哪位大哥知道的,小弟把分都给他!!! 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 http://acman.blog.hexun.com/6829175_d.html,来这瞧一瞧 -----ChatClient.java-----import java.io.*;import java.net.*;import java.util.*;import javax.swing.*;import java.awt.*;import java.awt.event.*;public class ChatClient { JTextArea txtIncome; //收信显示 JTextField txtOutgoing; //发信文本框 BufferedReader reader; //流文件操作 PrintWriter writer; Socket sock; public void buildGui() { JFrame frame = new JFrame("TrackSpider Chat Client"); JPanel mainPanel = new JPanel(); txtIncome = new JTextArea(15, 30); txtIncome.setLineWrap(true); txtIncome.setWrapStyleWord(true); txtIncome.setEditable(false); //为txtIncome放置滚动条 JScrollPane qScroller = new JScrollPane(txtIncome); qScroller.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS); qScroller.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER); txtOutgoing = new JTextField(20); JButton btnSend = new JButton("Send"); btnSend.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent ev) { try { writer.println(txtOutgoing.getText()); writer.flush(); } catch(Exception ex) { ex.printStackTrace(); } txtOutgoing.setText(""); txtOutgoing.requestFocus(); } }); mainPanel.add(qScroller); mainPanel.add(txtOutgoing); mainPanel.add(btnSend); setUpNetworking(); Thread readerThread = new Thread(new IncomingReader()); readerThread.start(); frame.getContentPane().add(mainPanel, BorderLayout.CENTER); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.setSize(400, 420); frame.setVisible(true); } private void setUpNetworking() { try { sock = new Socket("127.0.0.1", 5000); InputStreamReader streamReader = new InputStreamReader(sock.getInputStream()); reader = new BufferedReader(streamReader); writer = new PrintWriter(sock.getOutputStream()); System.out.println("networking established"); } catch(IOException ex) { ex.printStackTrace(); } } private class IncomingReader implements Runnable { public void run() { String message; try { while ((message = reader.readLine()) != null) { System.out.println("read " + message); txtIncome.append(message + "\n"); } } catch(Exception ex) { ex.printStackTrace(); } } } public static void main(String[] args) { new ChatClient().buildGui(); }}-----ChatServer.java-------import java.io.*;import java.net.*;import java.util.*;public class ChatServer { ArrayList clientOutputStreams; private class ClientHandler implements Runnable { BufferedReader reader; Socket sock; public ClientHandler(Socket clientSocket) { try { sock = clientSocket; InputStreamReader isReader = new InputStreamReader(sock.getInputStream()); reader = new BufferedReader(isReader); } catch(Exception ex) { ex.printStackTrace(); } } public void run() { String message; try { while ((message = reader.readLine()) != null) { System.out.println("read " + message); tellEveryOne(message); } } catch (Exception ex) { ex.printStackTrace(); } } } public void go() { clientOutputStreams = new ArrayList(); try { ServerSocket serverSocket = new ServerSocket(5000); while(true) { Socket clientSocket = serverSocket.accept(); PrintWriter writer = new PrintWriter(clientSocket.getOutputStream()); this.clientOutputStreams.add(writer); Thread t = new Thread(new ClientHandler(clientSocket)); t.start(); } } catch(Exception ex) { ex.printStackTrace(); } } private void tellEveryOne(String message) { Iterator it = clientOutputStreams.iterator(); while(it.hasNext()) { try { PrintWriter writer = (PrintWriter) it.next(); writer.println(message); writer.flush(); } catch(Exception ex) { ex.printStackTrace(); } } } public static void main (String[] args) { new ChatServer().go(); }} 笔者有个多线程的聊天室!e-mail:[email protected] System.gc(); 与Runtime.gc()的区别 对java5的新特性不可太过依赖。。。 类的多态 如何实现重复的JSP code 关于线程的题: BufferedReader用完以后,为什么要用flush() 500 分求 The JasperReports Ultimate Guide.pdf 。 请问如何对两个比特串进行逻辑运算! 坦克大战 jbuilder5教程 下载地址求教! 关于 流的问题 关于java获取操作系统路径的问题
import java.io.*;
import java.net.*;
import java.util.*;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;public class ChatClient {
JTextArea txtIncome; //收信显示
JTextField txtOutgoing; //发信文本框
BufferedReader reader; //流文件操作
PrintWriter writer;
Socket sock;
public void buildGui() {
JFrame frame = new JFrame("TrackSpider Chat Client");
JPanel mainPanel = new JPanel();
txtIncome = new JTextArea(15, 30);
txtIncome.setLineWrap(true);
txtIncome.setWrapStyleWord(true);
txtIncome.setEditable(false);
//为txtIncome放置滚动条
JScrollPane qScroller = new JScrollPane(txtIncome);
qScroller.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);
qScroller.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
txtOutgoing = new JTextField(20);
JButton btnSend = new JButton("Send");
btnSend.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent ev) {
try {
writer.println(txtOutgoing.getText());
writer.flush();
} catch(Exception ex) {
ex.printStackTrace();
}
txtOutgoing.setText("");
txtOutgoing.requestFocus();
}
});
mainPanel.add(qScroller);
mainPanel.add(txtOutgoing);
mainPanel.add(btnSend);
setUpNetworking();
Thread readerThread = new Thread(new IncomingReader());
readerThread.start();
frame.getContentPane().add(mainPanel, BorderLayout.CENTER);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(400, 420);
frame.setVisible(true);
}
private void setUpNetworking() {
try {
sock = new Socket("127.0.0.1", 5000);
InputStreamReader streamReader = new InputStreamReader(sock.getInputStream());
reader = new BufferedReader(streamReader);
writer = new PrintWriter(sock.getOutputStream());
System.out.println("networking established");
} catch(IOException ex) {
ex.printStackTrace();
}
}
private class IncomingReader implements Runnable {
public void run() {
String message;
try {
while ((message = reader.readLine()) != null) {
System.out.println("read " + message);
txtIncome.append(message + "\n");
}
} catch(Exception ex) {
ex.printStackTrace();
}
}
}
public static void main(String[] args) {
new ChatClient().buildGui();
}
}-----ChatServer.java-------
import java.io.*;
import java.net.*;
import java.util.*;public class ChatServer {
ArrayList clientOutputStreams;
private class ClientHandler implements Runnable {
BufferedReader reader;
Socket sock;
public ClientHandler(Socket clientSocket) {
try {
sock = clientSocket;
InputStreamReader isReader = new InputStreamReader(sock.getInputStream());
reader = new BufferedReader(isReader);
} catch(Exception ex) {
ex.printStackTrace();
}
}
public void run() {
String message;
try {
while ((message = reader.readLine()) != null) {
System.out.println("read " + message);
tellEveryOne(message);
}
} catch (Exception ex) {
ex.printStackTrace();
}
}
}
public void go() {
clientOutputStreams = new ArrayList();
try {
ServerSocket serverSocket = new ServerSocket(5000);
while(true) {
Socket clientSocket = serverSocket.accept();
PrintWriter writer = new PrintWriter(clientSocket.getOutputStream());
this.clientOutputStreams.add(writer);
Thread t = new Thread(new ClientHandler(clientSocket));
t.start();
}
} catch(Exception ex) {
ex.printStackTrace();
}
}
private void tellEveryOne(String message) {
Iterator it = clientOutputStreams.iterator();
while(it.hasNext()) {
try {
PrintWriter writer = (PrintWriter) it.next();
writer.println(message);
writer.flush();
} catch(Exception ex) {
ex.printStackTrace();
}
}
}
public static void main (String[] args) {
new ChatServer().go();
}
}
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