field = configurationForm.getField("muc#roomconfig_changesubject");
field.clearValues();
field.addValue((room.canOccupantsChangeSubject() ? "1" : "0"));
field = configurationForm.getField("muc#roomconfig_maxusers");
field.clearValues();
field.addValue(Integer.toString(room.getMaxUsers()));
field = configurationForm.getField("muc#roomconfig_presencebroadcast");
field.clearValues();
for (String roleToBroadcast : room.getRolesToBroadcastPresence()) {