SocketServer.java BETA
2010-11-10 15:59:44

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.InputStream;
import java.io.PrintWriter;
import java.net.Socket;
import java.net.ServerSocket;

public class SocketServer {
	
	static String printAndInvert(String message) {
		System.out.println(message);
		String r = "";
		for(int i=message.length()-1; i>=0; i--) {
			r += message.charAt(i);			
		}		
		return r;
	}

	public static void main(String[] args) {
		
		try {
			ServerSocket serverSocket = new ServerSocket(7423);
			Socket connectionSocket = serverSocket.accept();
			PrintWriter out = new PrintWriter(connectionSocket.getOutputStream(), true);
			BufferedReader in = new BufferedReader(new InputStreamReader(connectionSocket.getInputStream()));
			
					
			out.println(printAndInvert(in.readLine()));
			
			in.close();
			out.close();
			connectionSocket.close();
			serverSocket.close();
			
		} catch(IOException e) {
			System.err.println("Folgendes ging schief: ");
			e.printStackTrace();
			System.exit(1);		
		}		
		
	}	
	
}