Use standard stanza listeners in MultiUserChat

Those, relatively new, listeners guarantee that the individual
listeners are not invoked in concurrently while preserving the
order. Exactly what MultiUserChat previously did with AsyncButOrdered,
which is now no longer needed and hence can be removed.
This commit is contained in:
Florian Schmaus 2019-11-06 18:44:07 +01:00
parent eb4c2c5572
commit a7a298c5d8
1 changed files with 66 additions and 84 deletions

View File

@ -27,7 +27,6 @@ import java.util.concurrent.CopyOnWriteArraySet;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.jivesoftware.smack.AsyncButOrdered;
import org.jivesoftware.smack.MessageListener;
import org.jivesoftware.smack.PresenceListener;
import org.jivesoftware.smack.SmackException;
@ -144,8 +143,6 @@ public class MultiUserChat {
private final StanzaListener presenceListener;
private final StanzaListener subjectListener;
private static final AsyncButOrdered<MultiUserChat> asyncButOrdered = new AsyncButOrdered<>();
private static final StanzaFilter DECLINE_FILTER = new AndFilter(MessageTypeFilter.NORMAL,
new StanzaExtensionFilter(MUCUser.ELEMENT, MUCUser.NAMESPACE));
private final StanzaListener declinesListener;
@ -168,15 +165,10 @@ public class MultiUserChat {
public void processStanza(Stanza packet) throws NotConnectedException {
final Message message = (Message) packet;
asyncButOrdered.performAsyncButOrdered(MultiUserChat.this, new Runnable() {
@Override
public void run() {
for (MessageListener listener : messageListeners) {
listener.processMessage(message);
}
}
});
}
};
// Create a listener for subject updates.
@ -188,16 +180,11 @@ public class MultiUserChat {
// Update the room subject
subject = msg.getSubject();
asyncButOrdered.performAsyncButOrdered(MultiUserChat.this, new Runnable() {
@Override
public void run() {
// Fire event for subject updated listeners
for (SubjectUpdatedListener listener : subjectUpdatedListeners) {
listener.subjectUpdated(msg.getSubject(), from);
}
}
});
}
};
// Create a listener for all presence updates.
@ -212,9 +199,6 @@ public class MultiUserChat {
final EntityFullJid myRoomJID = myRoomJid;
final boolean isUserStatusModification = presence.getFrom().equals(myRoomJID);
asyncButOrdered.performAsyncButOrdered(MultiUserChat.this, new Runnable() {
@Override
public void run() {
switch (presence.getType()) {
case available:
Presence oldPresence = occupantsMap.put(from, presence);
@ -271,8 +255,6 @@ public class MultiUserChat {
listener.processPresence(presence);
}
}
});
}
};
// Listens for all messages that include a MUCUser extension and fire the invitation
@ -341,13 +323,13 @@ public class MultiUserChat {
Presence joinPresence = conf.getJoinPresence(this);
// Setup the messageListeners and presenceListeners *before* the join presence is send.
connection.addSyncStanzaListener(messageListener, fromRoomGroupchatFilter);
connection.addStanzaListener(messageListener, fromRoomGroupchatFilter);
StanzaFilter presenceFromRoomFilter = new AndFilter(fromRoomFilter,
StanzaTypeFilter.PRESENCE,
PossibleFromTypeFilter.ENTITY_FULL_JID);
connection.addSyncStanzaListener(presenceListener, presenceFromRoomFilter);
connection.addStanzaListener(presenceListener, presenceFromRoomFilter);
// @formatter:off
connection.addSyncStanzaListener(subjectListener,
connection.addStanzaListener(subjectListener,
new AndFilter(fromRoomFilter,
MessageWithSubjectFilter.INSTANCE,
new NotFilter(MessageTypeFilter.ERROR),
@ -357,7 +339,7 @@ public class MultiUserChat {
new NotFilter(MessageWithThreadFilter.INSTANCE))
);
// @formatter:on
connection.addSyncStanzaListener(declinesListener, new AndFilter(fromRoomFilter, DECLINE_FILTER));
connection.addStanzaListener(declinesListener, new AndFilter(fromRoomFilter, DECLINE_FILTER));
connection.addStanzaSendingListener(presenceInterceptor, new AndFilter(ToMatchesFilter.create(room),
StanzaTypeFilter.PRESENCE));
messageCollector = connection.createStanzaCollector(fromRoomGroupchatFilter);
@ -2118,10 +2100,10 @@ public class MultiUserChat {
* connection.
*/
private void removeConnectionCallbacks() {
connection.removeSyncStanzaListener(messageListener);
connection.removeSyncStanzaListener(presenceListener);
connection.removeSyncStanzaListener(subjectListener);
connection.removeSyncStanzaListener(declinesListener);
connection.removeStanzaListener(messageListener);
connection.removeStanzaListener(presenceListener);
connection.removeStanzaListener(subjectListener);
connection.removeStanzaListener(declinesListener);
connection.removeStanzaSendingListener(presenceInterceptor);
if (messageCollector != null) {
messageCollector.cancel();