keep track of connectionCount

projects/TcpExample2/src/tcpexample2/TcpExample2.java

@@ -31,6 +31,8 @@ public class TcpExample2
             // ServerSocket waits for a connection from a client. 
             // Notice that it is outside the loop; ServerSocket
             // needs to be made only once.
+			
+			int connectionCount = 0; // state
             
             ServerSocket serverSocket = new ServerSocket(2317);
 
@@ -38,7 +40,10 @@ public class TcpExample2
             // Stop the program somewhere else.
             while(true)
             {
-                Socket clientConnection = serverSocket.accept();
+                Socket clientConnection = serverSocket.accept(); // blocks! then proceeds once a connection is "accept"ed
+				
+				connectionCount++; // got another one!
+				
                 OutputStream os = clientConnection.getOutputStream();
                 PrintStream ps = new PrintStream(os);
 
@@ -66,6 +71,8 @@ public class TcpExample2
                 System.out.println("Socket pair: (( " + localAddress.toString() + ", " + localPort + " ), ( " + 
                         remoteAddress.toString() + ", " + remotePort + " ))");
                 
+                System.out.println("got another connection, #" + connectionCount); // report progress
+				
                 // Notice the use of flush() and close(). Without
                 // the close() to Socket object may stay open for 
                 // a while after the client has stopped needing this