一个客户端和一个服务器端聊天
*发送线程
import java.io.IOException;
import java.io.OutputStream;
import java.net.Socket;
import java.util.Scanner;
public class SendThread extends Thread {
private Socket socket;
public SendThread(Socket socket){
this.socket = socket;
}
@Override
public void run() {
//获得输出管道。
try {
OutputStream os = socket.getOutputStream();
//接收键盘录入的数据。
Scanner input = new Scanner(System.in);
String str = null;
while(true){
str = input.nextLine();
os.write((str+"\r\n").getBytes());
}
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
*接收线程
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.Socket;
public class ReceiverThread extends Thread {
private Socket socket;
public ReceiverThread(Socket socket){
this.socket = socket;
}
//接收数据。
@Override
public void run() {
//获得读取管道。
try {
InputStream is = socket.getInputStream();
BufferedReader br = new BufferedReader(new InputStreamReader(is));
String ip = socket.getInetAddress().getHostAddress();
int port = socket.getPort();
String str = null;
while(true){
if(socket==null){
break;
}
str = br.readLine();
System.out.println(ip+"-"+port+":"+str);
}
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
*聊天客户端
import java.io.IOException;
import java.net.Socket;
import java.net.UnknownHostException;
/*
* 一个客户端与一个服务端进行聊天。
* 1:接收数据,
* 2:发送数据。
* 同时进行。:线程。 一个线程负责接收数据,一个线程负责发送数据。
*/
public class ChatClient {
public static void main(String[] args) {
try {
Socket socket = new Socket("127.0.0.1",9988);
//开启线程。
new SendThread(socket).start();
new ReceiverThread(socket).start();
} catch (UnknownHostException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
*聊天服务器端
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;
public class ChatServer {
public static void main(String[] args) {
try {
ServerSocket ss = new ServerSocket(9988);
Socket s = ss.accept();
new SendThread(s).start();
new ReceiverThread(s).start();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}