package ch.qos.logback.classic.net;

import java.io.InputStream;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.ArrayList;
import java.util.List;

public class ExternalMockSocketServer {

	static final String LOGGINGEVENT = "LoggingEvent";
	static final String LOGGINGEVENT2 = "LoggingEvent2";
	static final String MINIMALEXT = "MinimalExt";
	static final String MINIMALSER = "MinimalSer";

	static final int PORT = 4560;

	//static int loopLen;
	static int clientNumber;

	static List<String> msgList = new ArrayList<String>();
	static boolean finished = false;

	String className = LOGGINGEVENT;

	public static void main(String[] args) {
		if (args.length == 1) {
			clientNumber = Integer.parseInt(args[0]);
			//loopLen = Integer.parseInt((args[1]));
			runServer();
		} else {
			usage("Wrong number of arguments.");
		}
	}

	static void usage(String msg) {
		System.err.println(msg);
		System.err
				.println("Usage: java " + ExternalMockSocketServer.class.getName()
						+ " loopNumber");
		System.exit(1);
	}

	static void runServer() {

		try {
			System.out.println("Starting Server...");
			ServerSocket serverSocket = new ServerSocket(PORT);
			System.out.println("Listening on port " + PORT);
			for (int j = 0; j < clientNumber; j++) {
				Socket socket = serverSocket.accept();
				System.out.println("New client accepted.");
				System.out.println("Connected to client at " + socket.getInetAddress());

				InputStream is = socket.getInputStream();
				long sum = 0;
			
				while (true) {
					// this call is blocking
					int val = is.read();
					if(val == -1) {
						break;
					}
					// if a byte is available, we skip it.
					// this allows to pass all available bytes in a quick manner.
					int a = is.available();
					sum += a + 1;
					is.skip(a);
				}
			  System.out.println(sum/1000 + " KB");
			}
			serverSocket.close();
		} catch (Exception se) {
			se.printStackTrace();
		}
		System.out.println("Server finished.");
		finished = true;
	}

}
