Replace temp with query

src/refactoring/Customer.java

@@ -25,9 +25,7 @@ public String statement() {
 		Enumeration rentals = _rentals.elements();
 		String result = "Rental Record for " + getName() + "\n";
 		while (rentals.hasMoreElements()) {
-			double thisAmount = 0;
 			Rental each = (Rental) rentals.nextElement();
-			thisAmount = each.getCharge();
 			// add frequent renter points
 			frequentRenterPoints++;
 			// add bonus for a two day new release rental
@@ -36,8 +34,8 @@ public String statement() {
 				frequentRenterPoints++;
 			// show figures for this rental
 			result += "\t" + each.getMovie().getTitle() + "\t"
-					+ String.valueOf(thisAmount) + "\n";
-			totalAmount += thisAmount;
+					+ String.valueOf(each.getCharge()) + "\n";
+			totalAmount += each.getCharge();
 		}
 		// add footer lines
 		result += "Amount owed is " + String.valueOf(totalAmount) + "\n";