Must comment on the code at every "/* Comment Here */" section about what the code is doing.

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

/** * This program is a very simple Web server. When it receives a HTTP request, * it just sends the request back to the client. This default port this * server listens to is 1500. * * Usage: * * java HttpRequestMirror * **/ public class HttpRequestMirror { public static void main(String args[]) throws IOException { // Get the port to listen on int port = 1500;

if (args.length == 1) port = Integer.parseInt(args[0]);

try { /* Comment Here */ ServerSocket ss = new ServerSocket(port); System.out.println("Server bound at port " + ss.getLocalPort());

while (true) { Socket client = ss.accept();

/* Comment Here */ BufferedReader in = new BufferedReader(new InputStreamReader(client.getInputStream())); PrintWriter out = new PrintWriter(new OutputStreamWriter(client.getOutputStream()));

/* Comment Here */ out.println("HTTP/1.1 200 "); out.println("Content-Type: text/plain"); out.println(); // send the empty line out.flush();

/* Comment Here */ String line; while((line = in.readLine()) != null) { if (line.length() == 0) break; out.println(line); }

/* Comment Here */ out.close(); in.close(); client.close(); } } catch (Exception e) { System.err.println(e); System.err.println("Usage: java HttpRequestMirror "); } } }