@IBAction func CreateGroupBtn(sender: UIButton)
{
     var roomJID = XMPPJID.jidWithString("testRoom@conference.orange.local")
     var roomMemoryStorage = XMPPRoomMemoryStorage()
     var xmppRoom = XMPPRoom(roomStorage: roomMemoryStorage, jid: roomJID, dispatchQueue: dispatch_get_main_queue())
     xmppRoom.activate(xmppStream())
     xmppRoom.addDelegate(self, delegateQueue: dispatch_get_main_queue())
     xmppRoom.joinRoomUsingNickname("admin", history: nil);
}

func xmppRoomDidCreate(sender: XMPPRoom!)
{
   println("room created (sender.description)");
}

func xmppRoomDidJoin(sender: XMPPRoom!) {
        println("romm joined")
        sender.fetchConfigurationForm()
        sender.configureRoomUsingOptions(nil)
        sender.fetchMembersList();

        sender.sendMessageWithBody("null");
        var strInvitedUserName = XMPPJID.jidWithString("mihir@orange.local");
        sender.inviteUser(strInvitedUserName, withMessage: "greetings");

    }

override func viewDidLoad()
 {
        super.viewDidLoad()

        var server = "conference.orange.local";
        var id = xmppStream().generateUUID();
        var serverJID = XMPPJID.jidWithString(server)
        var iq = XMPPIQ.iqWithType("get", to: serverJID, elementID: id)
        iq.addAttributeWithName("from", stringValue: "admin@orange.local")
        var query = DDXMLElement.elementWithName("query") as! DDXMLElement;
        query.addAttributeWithName("xmlns", stringValue: "http://jabber.org/protocol/disco#items" )
        iq.addChild(query);
        xmppStream().addDelegate(self, delegateQueue: dispatch_get_main_queue())
        xmppStream().sendElement(iq);
 }

<iq xmlns="jabber:client" from="admin@orange.local"
     to="admin@orange.local/35441594471443421711351344"
     id="3F9B0234-0233-4DF0-9174-34CC82FF6B70" type="result">
       <query xmlns="jabber:iq:roster">
        <item subscription="both" jid="mihir@orange.local">
          <group>Buddies</group>
        </item>
        <item subscription="both" jid="kalpesh@orange.local">
        </item>
      </query>
    </iq>

func xmppRoom(sender: XMPPRoom!, didFetchMembersList items: [AnyObject]!) {
        println("members= (items)");
    }