Add Roster.get(All|Available)Presences(String)

This commit is contained in:
Florian Schmaus 2014-12-29 19:33:14 +01:00
parent 31e372bafd
commit d27ec34fa3
1 changed files with 40 additions and 0 deletions

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@ -579,6 +579,46 @@ public class Roster {
}
}
/**
* Returns a List of Presence objects for all of a user's current presences if no presence information is available,
* such as when you are not subscribed to the user's presence updates.
*
* @param bareJid a XMPP ID, e.g. jdoe@example.com.
* @return a List of Presence objects for all the user's current presences, or an unavailable presence if no
* presence information is available.
*/
public List<Presence> getAllPresences(String bareJid) {
Map<String, Presence> userPresences = presenceMap.get(getPresenceMapKey(bareJid));
List<Presence> res;
if (userPresences == null) {
// Create an unavailable presence if none was found
Presence unavailable = new Presence(Presence.Type.unavailable);
unavailable.setFrom(bareJid);
res = new ArrayList<>(Arrays.asList(unavailable));
} else {
res = new ArrayList<>(userPresences.values());
}
return res;
}
/**
* Returns a List of all <b>available</b> Presence Objects for the given bare JID. If there are no available
* presences, then the empty list will be returned.
*
* @param bareJid the bare JID from which the presences should be retrieved.
* @return available presences for the bare JID.
*/
public List<Presence> getAvailablePresences(String bareJid) {
List<Presence> allPresences = getAllPresences(bareJid);
List<Presence> res = new ArrayList<>(allPresences.size());
for (Presence presence : allPresences) {
if (presence.isAvailable()) {
res.add(presence);
}
}
return res;
}
/**
* Returns a List of Presence objects for all of a user's current presences
* or an unavailable presence if the user is unavailable (offline) or if no presence