Refactoring-ch01-moving-amount-after-statement-move-method-better.java

public String statement() {
    double totalAmount = 0;
    int frequentRenterPoints = 0;
    Enumeration rentals = _rentals.elements();
    String result = "Rental Record for " + getName() + "\n";
    while (rentals.hasMoreElements()) {
        Rental each = (Rental) rentals.nextElement();
        // add frequent renter points
        frequentRenterPoints ++;
        // add bonus for a two day new release rental
        if ((each.getMovie().getPriceCode() == Movie.NEW_RELEASE)
        && each.getDaysRented() > 1) frequentRenterPoints ++;
        //show figures for this rental
        result += "\t" + each.getMovie().getTitle()+ "\t" +
        String.valueOf(each.getCharge()) + "\n";
            totalAmount += each.getCharge();
    }
    //add footer lines
    result += "Amount owed is " + String.valueOf(totalAmount) + "\n";
    result += "You earned " + String.valueOf(frequentRenterPoints)
    + " frequent renter points";
    return result;
}