deleteIgnore

public void deleteIgnore(Long username) {
    String name = Misc.formatName(Misc.longToString(username));

    if(name.equals(player.getUsername())) {
        return;
    }

    if (ignoreList.contains(username)) {
        ignoreList.remove(username);
        sendDeleteIgnore(username);
        updateLists(true);

        if (status.equals(PrivateChatStatus.ON)) {
            Player ignored = World.getPlayerByName(name);
            if (ignored != null)
                ignored.getRelations().updateLists(true);
        }
    } else {
        player.getPacketSender().sendMessage("This player is not on your ignore list!");
    }
}