Added multicast DNS support (JM-84).

git-svn-id: http://svn.igniterealtime.org/svn/repos/messenger/trunk@725 b35dd754-fafc-0310-a699-88a17e54d16e

Messenger.ipr

@@ -231,6 +231,7 @@
         <root url="jar://$PROJECT_DIR$/build/lib/merge/whack.jar!/" />
         <root url="jar://$PROJECT_DIR$/build/lib/merge/jdic.jar!/" />
         <root url="jar://$PROJECT_DIR$/build/lib/merge/xpp3.jar!/" />
+        <root url="jar://$PROJECT_DIR$/build/lib/merge/jmdns.jar!/" />
       </CLASSES>
       <JAVADOC />
       <SOURCES />

build/lib/versions.txt

@@ -21,3 +21,4 @@ jstl.jar             | Jakarta standard taglib 1.1.2
 standard.jar         | Jakarta standard taglib 1.1.2
 xpp3.jar             | XPP_3 1.1.3.4.K
 whack.jar            | Dec-2-2004
+jmdns.jar            | 1.0 RC1
\ No newline at end of file

src/java/org/jivesoftware/messenger/XMPPServer.java

@@ -31,6 +31,7 @@ import org.jivesoftware.util.Version;
 import org.jivesoftware.util.LocaleUtils;
 import org.jivesoftware.util.Log;
 import org.jivesoftware.database.DbConnectionManager;
+import org.jivesoftware.net.MulticastDNSService;
 import org.dom4j.io.SAXReader;
 import org.dom4j.Document;
 
@@ -253,6 +254,7 @@ public class XMPPServer {
         loadModule(IQDiscoInfoHandler.class.getName());
         loadModule(IQDiscoItemsHandler.class.getName());
         loadModule(MultiUserChatServerImpl.class.getName());
+        loadModule(MulticastDNSService.class.getName());
     }
 
     /**

src/java/org/jivesoftware/messenger/spi/XMPPServerInfoImpl.java

@@ -37,7 +37,10 @@ public class XMPPServerInfoImpl implements XMPPServerInfo {
      *
      * @param serverName the server's serverName (e.g. example.org).
      * @param version the server's version number.
-     * @param startDate the server's last start time (can be null indicating it hasn't been started).     * @param stopDate   The server's last stop time (can be null indicating it is running or hasn't been started)
+     * @param startDate the server's last start time (can be null indicating
+     *      it hasn't been started).
+     * @param stopDate the server's last stop time (can be null indicating it
+     *      is running or hasn't been started).
      * @param portIter the portIter active on the server.
      */
     public XMPPServerInfoImpl(String serverName, Version version, Date startDate, Date stopDate,

src/java/org/jivesoftware/net/MulticastDNSService.java

+/**
+ * $RCSfile$
+ * $Revision$
+ * $Date$
+ *
+ * Copyright (C) 2004 Jive Software. All rights reserved.
+ *
+ * This software is published under the terms of the GNU Public License (GPL),
+ * a copy of which is included in this distribution.
+ */
+
+package org.jivesoftware.net;
+
+import org.jivesoftware.messenger.container.BasicModule;
+import org.jivesoftware.messenger.XMPPServer;
+import org.jivesoftware.messenger.XMPPServerInfo;
+import org.jivesoftware.messenger.ServerPort;
+import org.jivesoftware.util.Log;
+import org.jivesoftware.admin.AdminConsole;
+
+import javax.jmdns.JmDNS;
+import javax.jmdns.ServiceInfo;
+import java.io.IOException;
+import java.util.Iterator;
+
+/**
+ * Publishes Jive Messenger as a service using the Multicast DNS (marketed by Apple
+ * as Rendezvous) protocol. This lets other nodes on the local network to discover
+ * the name and port of Jive Messenger.<p>
+ *
+ * The multicast DNS entry is published with a type of "_xmpp._tcp.local.".
+ *
+ * @author Matt Tucker
+ */
+public class MulticastDNSService extends BasicModule {
+
+    private JmDNS jmdns;
+    private ServiceInfo serviceInfo;
+
+    public MulticastDNSService() {
+        super("Multicast DNS Service");
+    }
+
+    public void initialize(XMPPServer server) {
+        try {
+            jmdns = new JmDNS();
+        }
+        catch (IOException ioe) {
+            Log.error(ioe);
+        }
+    }
+
+    public void start() throws IllegalStateException {
+        if (jmdns != null) {
+            Runnable startService = new Runnable() {
+                public void run() {
+                    XMPPServerInfo info = XMPPServer.getInstance().getServerInfo();
+                    Iterator ports = info.getServerPorts();
+                    int portNum = -1;
+                    while (ports.hasNext()) {
+                        ServerPort port = (ServerPort)ports.next();
+                        if (!port.isSecure()) {
+                            portNum = port.getPort();
+                        }
+                    }
+                    try {
+                        if (portNum != -1) {
+                            String serverName = AdminConsole.getAppName();
+                            serviceInfo = new ServiceInfo("_xmpp._tcp.local.",
+                                    serverName, portNum, 0, 0, "XMPP Server");
+                            jmdns.registerService(serviceInfo);
+                        }
+                    }
+                     catch (IOException ioe) {
+                        Log.error(ioe);
+                    }
+                }
+            };
+            new Thread(startService).start();
+        }
+    }
+
+
+    public void stop() {
+        if (jmdns != null) {
+            try {
+                jmdns.unregisterService(serviceInfo);
+            }
+            catch (Exception e) { }
+        }
+    }
+
+    public void destroy() {
+        if (jmdns != null) {
+            try {
+                jmdns.close();
+                jmdns = null;
+            }
+            catch (Exception e) { }
+        }
+    }
+}
\ No newline at end of file