/** * Returns a roster item if the specified user has a subscription of type FROM to this * user and the susbcription only exists due to some shared groups or otherwise * <tt>null</tt>. This method assumes that this user does not have a subscription to * the contact. In other words, this method will not check if there should be a subscription * of type TO ot BOTH. * * @param user the contact to check if he is subscribed to the presence of this user. * @return a roster item if the specified user has a subscription of type FROM to this * user and the susbcription only exists due to some shared groups or otherwise null. */ private RosterItem getImplicitRosterItem(JID user) { Set<String> invisibleSharedGroups = implicitFrom.get(user.toBareJID()); if (invisibleSharedGroups != null) { RosterItem rosterItem = new RosterItem(user, RosterItem.SUB_FROM, RosterItem.ASK_NONE, RosterItem.RECV_NONE, "", null); rosterItem.setInvisibleSharedGroupsNames(invisibleSharedGroups); return rosterItem; } return null; }
/** * Returns a roster item if the specified user has a subscription of type FROM to this * user and the susbcription only exists due to some shared groups or otherwise * <tt>null</tt>. This method assumes that this user does not have a subscription to * the contact. In other words, this method will not check if there should be a subscription * of type TO ot BOTH. * * @param user the contact to check if he is subscribed to the presence of this user. * @return a roster item if the specified user has a subscription of type FROM to this * user and the susbcription only exists due to some shared groups or otherwise null. */ private RosterItem getImplicitRosterItem(JID user) { Set<String> invisibleSharedGroups = implicitFrom.get(user.toBareJID()); if (invisibleSharedGroups != null) { RosterItem rosterItem = new RosterItem(user, RosterItem.SUB_FROM, RosterItem.ASK_NONE, RosterItem.RECV_NONE, "", null); rosterItem.setInvisibleSharedGroupsNames(invisibleSharedGroups); return rosterItem; } return null; }