public static void main(String[] args) {
Scanner inputReader = new Scanner(System.in);
XMPPConnection connection = null;
System.out.println("Welcome to the Multi User Chat Desktop Application.");
boolean notConnected = true;
while (notConnected) {
System.out.println("Enter the XMPP server you would like to connect to (e.g. myserver.org):");
String xmppServer = inputReader.nextLine();
try {
System.out.println("Processing... Please wait");
connection = new XMPPConnection(xmppServer); // connects to server address provided
connection.connect();
System.out.println("Connection Successful!\n");
notConnected = false;
} catch (Exception e) {
System.out.println(
"There was an issue connecting to the XMPP server '"
+ xmppServer
+ "' (We recommend jabber.org)");
}
}
boolean validUserAndPass = false;
String userName = null;
while (!validUserAndPass) {
System.out.println("Please enter your username: "******"Please enter your password: "******"Validating your information...");
connection.login(userName, password); // attempts to login to the server
validUserAndPass = true;
System.out.println("Login Successful!\n");
} catch (Exception e) {
System.out.println(
"Error logging into server - Your username or password may be incorrect");
}
}
Connection connection2 = new XMPPConnection("jabber.org");
MultiUserChat groupChat2 = null;
try {
connection2.connect();
connection2.login("*****@*****.**", "opencommdesign");
} catch (XMPPException e1) {
System.out.println("Hardcoded opencommdesign failed to log in");
}
System.out.println("Enter a command to begin (or 'help' to see available commands)");
MultiUserChat groupChat = null;
ArrayList<RosterEntry> onlineUsersInRoom =
new ArrayList<RosterEntry>(); // updated when a user accepts the chat invitation
boolean chatRoomGenerated =
false; // checked against to make sure room is not regenerated each time a user is invited
ChatManager chatmanager = null;
Chat chat = null;
boolean programTerminated = false;
while (!programTerminated) {
String input = inputReader.nextLine();
input =
input
.trim(); // ignores spaces before and after the command if the command itself is
// correct - does not remove spaces mixed into the command
if (input.startsWith(HELP_VERB) && input.length() == HELP_VERB.length()) {
System.out.println(COMMAND_OPTIONS); // prints list of available commands
} else if (input.equals(VIEW_ROOM_VERB)) {
if (groupChat == null) {
System.out.println("You are not currently in any chat rooms");
} else {
System.out.println("You are currently in the '" + DEFAULT_ROOM_NAME + "' chatroom");
}
} else if (input.startsWith(INVITATION_VERB)) {
String userToInvite =
input.substring(
INVITATION_VERB.length()
+ 1); // +1 accounts for space after verb, isolates the username
try {
if (!chatRoomGenerated) {
System.out.println("Initializing a default chat room...");
groupChat = new MultiUserChat(connection, DEFAULT_ROOM_NAME + "@conference.jabber.org");
groupChat.create(
DEFAULT_ROOM_NAME); // initializes a default instant room, automatically placing the
// user in it
groupChat.sendConfigurationForm(new Form(Form.TYPE_SUBMIT));
System.out.println("Default chat room initialized!");
// listen for invitation rejections
groupChat.addInvitationRejectionListener(
new InvitationRejectionListener() {
public void invitationDeclined(String invitee, String reason) {
System.out.println("User '" + invitee + "' declined your chat invitation.");
System.out.println("Reason: " + reason);
}
});
groupChat2 =
new MultiUserChat(connection, DEFAULT_ROOM_NAME + "@conference.jabber.org");
groupChat2.join(DEFAULT_ROOM_NAME); // hardcoded second user joins the room
chatRoomGenerated = true;
chatmanager = connection.getChatManager();
chat =
chatmanager.createChat(
userToInvite,
new MessageListener() {
public void processMessage(Chat chat, Message message) {
System.out.println("Received message: " + message);
}
});
}
groupChat.invite(
userToInvite, "User '" + userName + "' has invited you to join a chat room");
} catch (XMPPException e) {
System.out.println("Error occured in creating the chat room");
}
} else if (input.equals(VIEW_BUDDY_VERB)) { // if user enters viewBuddyList
Roster roster = connection.getRoster(); // gets other users on this connection
Collection<RosterEntry> entries = roster.getEntries();
ArrayList<RosterEntry> onlineUsers = new ArrayList<RosterEntry>();
ArrayList<RosterEntry> offlineUsers = new ArrayList<RosterEntry>();
for (RosterEntry entry : entries) {
if (entry
.toString()
.contains(
"[Buddies]")) { // if other users are marked as buddies, print them to the list
String user = entry.getUser();
if (roster.getPresence(user) == null) { // if user is offline, add them to offlineUsers
offlineUsers.add(entry);
} else {
onlineUsers.add(entry);
}
}
}
System.out.println("Online Buddies in your chat room:");
if (groupChat.getOccupantsCount() == 1) {
System.out.println("There are 0 buddies in your chat room");
} else {
@SuppressWarnings("unchecked")
Collection<String> users = (Collection<String>) groupChat.getOccupants();
for (@SuppressWarnings("unused") String user : users) {
System.out.println(user);
}
}
System.out.println("Online Buddies:");
if (onlineUsers.size() == 0) {
System.out.println("There are 0 buddies online");
} else {
for (RosterEntry entry : onlineUsers) {
String user = entry.toString().substring(0, entry.toString().indexOf("[Buddies]"));
System.out.println(user);
}
}
System.out.println("Offline Buddies:");
if (offlineUsers.size() == 0) {
System.out.println("There are 0 buddies offline");
} else {
for (RosterEntry entry : offlineUsers) {
String user = entry.toString().substring(0, entry.toString().indexOf("[Buddies]"));
System.out.println(user);
}
}
System.out.println("");
} else {
System.out.println(
"Command not recognized. Type 'help' to see a list of available commands");
}
if (!programTerminated) {
System.out.println("Enter a command: ");
}
}
}
@Override
public void joinMuc(String roomName, String nickName) throws RemoteException {
if (XmppSession.this.isConnected()) {
try {
muc = new MultiUserChat(connection, roomName + "@muc." + serveraddress);
muc.join(nickName);
Log.i("social-lable", "joined conversation!");
occupants = new ArrayList<String>();
Iterator<String> it = muc.getOccupants();
while (it.hasNext()) {
String s = it.next();
occupants.add(s);
}
this.roomName = muc.getRoom();
muc.addUserStatusListener(
new DefaultUserStatusListener() {
@Override
public void kicked(String actor, String reason) {
if (listener != null) {
try {
listener.onMucKicked(null, actor, reason);
} catch (RemoteException e) {
Log.e("social-lable", "failed to handle kicked", e);
}
}
}
});
muc.addParticipantStatusListener(
new DefaultParticipantStatusListener() {
@Override
public void kicked(String participant, String actor, String reason) {
if (listener != null) {
try {
occupants.remove(participant);
listener.onMucKicked(participant, actor, reason);
} catch (RemoteException e) {
Log.e("social-lable", "failed to handle kicked", e);
}
}
}
@Override
public void joined(String participant) {
if (listener != null) {
try {
occupants.add(participant);
listener.onMucJoined(participant);
} catch (RemoteException e) {
Log.e("social-lable", "failed to handle joined", e);
}
}
}
@Override
public void left(String participant) {
if (listener != null) {
try {
listener.onMucLeft(participant);
} catch (RemoteException e) {
Log.e("social-lable", "failed to handle left", e);
}
}
}
});
muc.addMessageListener(
new PacketListener() {
@Override
public void processPacket(Packet packet) {
if (packet instanceof Message) {
Message msg = (Message) packet;
if (listener != null) {
Log.i("social-lable", "Received message : " + msg.getBody());
String from = msg.getFrom().replaceAll(muc.getRoom() + "/", "");
DelayInformation inf =
(DelayInformation) msg.getExtension("x", "jabber:x:delay");
Date sentDate;
if (inf != null) {
sentDate = inf.getStamp();
} else {
sentDate = new Date();
}
try {
listener.onMucMessage(from, msg.getBody(), sentDate.toString());
} catch (RemoteException e) {
Log.e("social-lable", "failed to handle message", e);
}
}
}
}
});
} catch (XMPPException e) {
Log.e("social-lable", "failed to join muc", e);
throw new RemoteException(e.getMessage());
}
}
}