classroom touchups

projects/TcpExample3/Server/TcpServer/src/tcpserver/TcpServer.java

@@ -31,17 +31,21 @@ public class TcpServer {
 			// Notice that it is outside the loop; ServerSocket
 			// needs to be made only once.
 
+			System.out.println("TcpServer has started..."); // it helps debugging to put this on console first
 			ServerSocket serverSocket = new ServerSocket(2317);
 
+			// Server is up and waiting (i.e. "blocked" or paused)
 			// Loop, infinitely, waiting for client connections.
 			// Stop the program somewhere else.
 			while (true)
 			{
-				Socket clientConnection = serverSocket.accept(); // block until connected
+				Socket clientConnection = serverSocket.accept(); // block until connected to a client
+				
+				// Now hook everything up (i.e. set up the streams), Java style:
 				OutputStream os = clientConnection.getOutputStream();
-				PrintStream ps = new PrintStream(os);
+				PrintStream  ps = new PrintStream(os);
 
-				ps.println("This was written by the server");
+				ps.println("This was written by the server"); // this goes back to client!
 
 				// Print some information locally about the Socket
 				// connection. This includes the port and IP numbers