better default name for diagnostics, easily modifiable

examples/src/UdpMulticastHttpExamples/UdpSender.java

@@ -16,8 +16,8 @@ import java.net.*;
  */
 public class UdpSender 
 {
-
-    public static final int      SENDING_PORT   = 1414;
+    public static final String          MY_NAME = "(default name)";
+    public static final int        SENDING_PORT = 1414;
     public static final int      RECEIVING_PORT = 1415;
     public static final String DESTINATION_HOST = "localhost";
     
@@ -45,6 +45,8 @@ public class UdpSender
             
             // ID of the host we are sending to
             InetAddress destinationAddress = InetAddress.getByName(DESTINATION_HOST);
+            // ID of the host we are sending from
+            InetAddress      sourceAddress = InetAddress.getByName("localhost"); // possibly identical if source not modified
             
             DatagramPacket packet = new DatagramPacket(buffer, buffer.length, destinationAddress, RECEIVING_PORT );
        
@@ -58,7 +60,7 @@ public class UdpSender
             {
                udpSocket.send(packet);
                Thread.sleep(1000); // Send 100, one per second
-               System.out.println("Bert Sent packet " + index + " of 100");
+               System.out.println(MY_NAME + " " + sourceAddress + " sent packet " + index + " of 100");
             }
             System.out.println("UdpSender complete.");
         }