convert int into money format string

makeMoneyFormat

public static String makeMoneyFormat(int money) {
    StringBuilder str = new StringBuilder("");

    StringBuilder target = new StringBuilder(String.valueOf(money % 1000));

    while ((money /= 1000) > 0) {
        while (target.length() < 3)
            target.insert(0, "0");
        str.insert(0, target);
        str.insert(0, ",");
        target.setLength(0);
        target.append(String.valueOf(money % 1000));
    }

    str.insert(0, target);

    return str.toString();
}