@Nullable
private static String getUserGroup(RosterEntry rosterEntry) {
String group = null;
for (RosterGroup rosterGroup : rosterEntry.getGroups()) {
group = rosterGroup.getName();
}
return group;
}
static RosterPacket.Item toRosterItem(RosterEntry entry) {
RosterPacket.Item item = new RosterPacket.Item(entry.getUser(), entry.getName());
item.setItemType(entry.getType());
item.setItemStatus(entry.getStatus());
// Set the correct group names for the item.
for (RosterGroup group : entry.getGroups()) {
item.addGroupName(group.getName());
}
return item;
}
/**
* Returns an unmodifiable collection of the roster groups that this entry belongs to.
*
* @return an iterator for the groups this entry belongs to.
*/
public Collection<RosterGroup> getGroups() {
List<RosterGroup> results = new ArrayList<RosterGroup>();
// Loop through all roster groups and find the ones that contain this
// entry. This algorithm should be fine
for (RosterGroup group : roster.getGroups()) {
if (group.contains(this)) {
results.add(group);
}
}
return Collections.unmodifiableCollection(results);
}
public String toString() {
StringBuilder buf = new StringBuilder();
if (name != null) {
buf.append(name).append(": ");
}
buf.append(user);
Collection<RosterGroup> groups = getGroups();
if (!groups.isEmpty()) {
buf.append(" [");
Iterator<RosterGroup> iter = groups.iterator();
RosterGroup group = iter.next();
buf.append(group.getName());
while (iter.hasNext()) {
buf.append(", ");
group = iter.next();
buf.append(group.getName());
}
buf.append("]");
}
return buf.toString();
}