send http response

Main.java

@@ -1,8 +1,11 @@
 import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStreamReader;
+import java.io.OutputStream;
 import java.net.ServerSocket;
 import java.net.Socket;
+import java.util.ArrayList;
+import java.util.List;
 
 public class Main {
 
@@ -10,6 +13,7 @@ public class Main {
 		try (ServerSocket serverSocket = new ServerSocket(8080)) {
 			System.out.println("listening on socket 8080...");
 			while (true) {
+				// .accept() blocks until we have a client
 				try (Socket client = serverSocket.accept()) {
 					handleClient(client);
 				}
@@ -28,8 +32,34 @@ public class Main {
 			requestBuilder.append(line + "\r\n");
 		}
 		String request = requestBuilder.toString();
-		System.out.println(request);
+		// System.out.println(request);
+		String[] requestLines = request.split("\r\n");
+		String[] requestLine = requestLines[0].split(" ");
+		String method = requestLine[0];
+		String path = requestLine[1];
+		String version = requestLine[2];
+		String host = requestLines[1].split(" ")[1];
 
+		List<String> headers = new ArrayList<>();
+		// we start the loop from 2 because 0 is GET / HTTP/1.1 and 1 is the host
+		for (int h = 2; h < requestLines.length; h++) {
+			String header = requestLines[h];
+			headers.add(header);
+		}
+
+		String accessLog = String.format("Client %s, method %s, path %s, version %s, host %s, headers %s",
+				client.toString(),
+				method, path, version, host, headers.toString());
+		System.out.println(accessLog);
+
+		OutputStream clientOutput = client.getOutputStream();
+		clientOutput.write("HTTP/1.1 200 OK\r\n".getBytes());
+		clientOutput.write("ContentType: text/html\r\n".getBytes());
+		clientOutput.write("\r\n".getBytes());
+		clientOutput.write("<b>Hurray!!!1!</b>".getBytes());
+		clientOutput.write("\r\n\r\n".getBytes());
+		clientOutput.flush();
+		client.close();
 	}
 
 }