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Code Issues Releases Wiki Activity

Support for new roster listener method, added methods to get more info about entries.

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git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@2054 b35dd754-fafc-0310-a699-88a17e54d16e
This commit is contained in:
Matt Tucker 2003-08-21 03:31:50 +00:00 committed by mtucker
parent d0ce3d5687
commit 27499b0fba
1 changed files with 65 additions and 22 deletions
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87
source/org/jivesoftware/smack/Roster.java
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@ -98,6 +98,7 @@ public class Roster {
private XMPPConnection connection;
private Map groups;
private List entries;
private List unfiledEntries;
private List rosterListeners;
private Map presenceMap;
@ -116,6 +117,7 @@ public class Roster {
this.connection = connection;
groups = new Hashtable();
unfiledEntries = new ArrayList();
entries = new ArrayList();
rosterListeners = new ArrayList();
presenceMap = new HashMap();
// Listen for any roster packets.
@ -188,7 +190,10 @@ public class Roster {
}
/**
* Creates a new group.
* Creates a new group.<p>
*
* Note: you must add at least one entry to the group for the group to be kept
* after a logout/login. This is due to the way that XMPP stores group information.
*
* @param name the name of the group.
* @return a new group.
@ -210,7 +215,7 @@ public class Roster {
*
* @param user the user.
* @param name the nickname of the user.
* @param groups the list of groups entry will belong to, or <tt>null</tt> if the
* @param groups the list of group names the entry will belong to, or <tt>null</tt> if the
* the roster entry won't belong to a group.
*/
public void createEntry(String user, String name, String [] groups) throws XMPPException {
@ -283,15 +288,28 @@ public class Roster {
}
// Add the roster unfiled entries to the new RosterExchange
synchronized (unfiledEntries) {
allEntries.add(unfiledEntries);
allEntries.addAll(unfiledEntries);
}
return allEntries.iterator();
}
/**
* Returns an Iterator for the roster entries that haven't been assigned to any groups.
* Returns a count of the unfiled entries in the roster. An unfiled entry is
* an entry that doesn't belong to any groups.
*
* @return an iterator the roster entries that haven't been filed into groups.
* @return the number of unfiled entries in the roster.
*/
public int getUnfiledEntryCount() {
synchronized (unfiledEntries) {
return unfiledEntries.size();
}
}
/**
* Returns an Iterator for the unfiled roster entries. An unfiled entry is
* an entry that doesn't belong to any groups.
*
* @return an iterator the unfiled roster entries.
*/
public Iterator getUnfiledEntries() {
synchronized (unfiledEntries) {
@ -348,9 +366,9 @@ public class Roster {
}
/**
* Fires roster listeners.
* Fires roster changed event to roster listeners.
*/
private void fireRosterListeners() {
private void fireRosterChangedEvent() {
RosterListener [] listeners = null;
synchronized (rosterListeners) {
listeners = new RosterListener[rosterListeners.size()];
@ -361,6 +379,20 @@ public class Roster {
}
}
/**
* Fires roster presence changed event to roster listeners.
*/
private void fireRosterPresenceEvent(String user) {
RosterListener [] listeners = null;
synchronized (rosterListeners) {
listeners = new RosterListener[rosterListeners.size()];
rosterListeners.toArray(listeners);
}
for (int i=0; i<listeners.length; i++) {
listeners[i].presenceChanged(user);
}
}
/**
* Listens for all presence packets and processes them.
*/
@ -375,12 +407,19 @@ public class Roster {
// have to be revisited.
if (presence.getType() == Presence.Type.AVAILABLE) {
presenceMap.put(key, presence);
// If the user is in the roster, fire an event.
if (entries.contains(key)) {
fireRosterPresenceEvent(key);
}
}
// If an "unavailable" packet, remove any entries in the presence map.
else if (presence.getType() == Presence.Type.UNAVAILABLE) {
presenceMap.remove(key);
// If the user is in the roster, fire an event.
if (entries.contains(key)) {
fireRosterPresenceEvent(key);
}
}
else if (presence.getType() == Presence.Type.SUBSCRIBE) {
if (subscriptionMode == SUBCRIPTION_ACCEPT_ALL) {
// Accept all subscription requests.
@ -410,20 +449,33 @@ public class Roster {
RosterPacket.Item item = (RosterPacket.Item)i.next();
RosterEntry entry = new RosterEntry(item.getUser(), item.getName(),
item.getItemType(), connection);
// If the roster entry has any groups, remove it from the list of unfiled
// users.
if (entry.getGroups().hasNext()) {
// Make sure the entry is in the entry list.
if (!entries.contains(entry)) {
entries.add(entry);
}
// If the roster entry belongs to any groups, remove it from the
// list of unfiled entries.
if (item.getGroupNames().hasNext()) {
synchronized (unfiledEntries) {
unfiledEntries.remove(entry);
}
}
// Otherwise add it to the list of unfiled entries.
else {
synchronized (unfiledEntries) {
if (!unfiledEntries.contains(entry)) {
unfiledEntries.add(entry);
}
}
}
// Find the list of groups that the user currently belongs to.
List currentGroupNames = new ArrayList();
for (Iterator j = entry.getGroups(); j.hasNext(); ) {
RosterGroup group = (RosterGroup)j.next();
currentGroupNames.add(group.getName());
}
// Create the new list of groups the user belongs to.
List newGroupNames = new ArrayList();
for (Iterator k = item.getGroupNames(); k.hasNext(); ) {
String groupName = (String)k.next();
@ -457,19 +509,10 @@ public class Roster {
}
}
}
// If the user doesn't belong to any groups, add them to the list of
// unfiled users.
if (currentGroupNames.isEmpty() && newGroupNames.isEmpty()) {
synchronized (unfiledEntries) {
if (!unfiledEntries.contains(entry)) {
unfiledEntries.add(entry);
}
}
}
}
// Fire event for roster listeners.
fireRosterListeners();
fireRosterChangedEvent();
// Mark the roster as initialized.
rosterInitialized = true;