1: // Fig. 24.20: SocketMessengerConstants.java
2: // SocketMessengerConstants defines constants for the port numbers
3: // and multicast address in DeitelMessenger
4: package com.deitel.messenger.sockets;
5:
6: public interface SocketMessengerConstants
7: {
8: // address for multicast datagrams
9: public static final String MULTICAST_ADDRESS = "239.0.0.1";
10:
11: // port for listening for multicast datagrams
12: public static final int MULTICAST_LISTENING_PORT = 5555;
13:
14: // port for sending multicast datagrams
15: public static final int MULTICAST_SENDING_PORT = 5554;
16:
17: // port for Socket connections to DeitelMessengerServer
18: public static final int SERVER_PORT = 12345;
19:
20: // String that indicates disconnect
21: public static final String DISCONNECT_STRING = "DISCONNECT";
22:
23: // String that separates the user name from the message body
24: public static final String MESSAGE_SEPARATOR = ">>>";
25:
26: // message size (in bytes)
27: public static final int MESSAGE_SIZE = 512;
28: } // end interface SocketMessengerConstants
29:
30:
31: /**************************************************************************
32: * (C) Copyright 1992-2005 by Deitel & Associates, Inc. and *
33: * Pearson Education, Inc. All Rights Reserved. *
34: * *
35: * DISCLAIMER: The authors and publisher of this book have used their *
36: * best efforts in preparing the book. These efforts include the *
37: * development, research, and testing of the theories and programs *
38: * to determine their effectiveness. The authors and publisher make *
39: * no warranty of any kind, expressed or implied, with regard to these *
40: * programs or to the documentation contained in these books. The authors *
41: * and publisher shall not be liable in any event for incidental or *
42: * consequential damages in connection with, or arising out of, the *
43: * furnishing, performance, or use of these programs. *
44: *************************************************************************/
45: