EditXP subtypes

@Override
    public String execute(String args, CommandObject command) {

        String[] splitArgs = args.split(" ");

        boolean xpChanged = false;

        UserObject user = Utility.getUser(command, splitArgs[0], false);
        if (user == null) return "> Could not find user.";
        if (Utility.testUserHierarchy(user, command.user, command.guild)) {
            return "> You do not have permission to edit " + user.displayName + "'s pixels.";
        }

        long pixelAmmount = 0;
        try {
            if (isSubType(command)) {
                if (splitArgs.length < 2) return getMissingArgsSubCommand(command);
                pixelAmmount = Long.parseLong(splitArgs[1]);
            } else {
                if (splitArgs.length < 3) return missingArgs(command);
                pixelAmmount = Long.parseLong(splitArgs[2]);
            }
        } catch (NumberFormatException e) {
            String value = isSubType(command) ? splitArgs[1] : splitArgs[2];
            return "> **" + value + "** Not a valid Number.";
        }
        if (pixelAmmount < 0) return "> I don't know what negative pixels are. What are you trying to do?";
        if (pixelAmmount > Constants.PIXELS_CAP) return "> I can't give you that many pixels!";

        ProfileObject profile = user.getProfile(command.guild);
        if (profile == null) return "> " + user.displayName + " doesn't have a profile yet.";

        String out;
        if (SET_XP.isSubCommand(command)) {
            out = setXp(profile, pixelAmmount, user);
            xpChanged = true;
        } else if (ADD_XP.isSubCommand(command)) {
            out = addXp(profile, pixelAmmount, user);
            xpChanged = true;
        } else if (DEL_XP.isSubCommand(command)) {
            out = delXp(profile, pixelAmmount, user);
            xpChanged = true;
        } else {
            String modif = splitArgs[1].toLowerCase();
            switch (modif) {
                case "+":
                case "add":
                    out = addXp(profile, pixelAmmount, user);
                    xpChanged = true;
                    break;
                case "-":
                case "rem":
                case "sub":
                    out = delXp(profile, pixelAmmount, user);
                    xpChanged = true;
                    break;
                case "=":
                case "set":
                    out = setXp(profile, pixelAmmount, user);
                    xpChanged = true;
                    break;
                default:
                    out = "> Invalid modifier. Valid modifiers are **[+/-/=]** or **add/sub/set**";
                    break;
            }
        }

        if (xpChanged) {
            profile.removeLevelFloor();
            GuildHandler.checkUsersRoles(user.longID, command.guild);
        }
        return out;
    }