server.java

Multiple client server using java and socket programing Distributed client server concepts are use

package server;

import java.io.*;
import java.net.*;

public class Server {
    static final int PORT = 8080;
public static void main(String[] args) throws IOException {
ServerSocket s = new ServerSocket(PORT);
System.out.println("Server Started");
try {
while(true) {

Socket socket = s.accept();
try {
new ServeOneJabber(socket);
} catch(IOException e) {

    socket.close();
}
}
} finally {
s.close();
}
}
}


class ServeOneJabber extends Thread {
private Socket socket;
private BufferedReader in;
private PrintWriter out;
public ServeOneJabber(Socket s)
throws IOException {
socket = s;
in =
new BufferedReader(
new InputStreamReader(
socket.getInputStream()));

out =
new PrintWriter(
new BufferedWriter(
new OutputStreamWriter(
socket.getOutputStream())), true);

start(); // Calls run()
}
public void run() {
try {
while (true) {
String str = in.readLine();
if (str.equals("END")) break;
System.out.println("Echoing: " + str);
out.println(str);
}
System.out.println("closing...");
} catch(IOException e) {
System.err.println("IO Exception");
} finally {
try {
socket.close();
} catch(IOException e) {
System.err.println("Socket not closed");
}
}
}
}