Perfect! Thank you! I am still learning the available options to append to an array (or otherwise) within Java (obviously) 'persons.size', duh!
It works great. Craig On Mon, Jan 11, 2010 at 10:37 AM, Cecil Haertel III <[email protected]>wrote: > check out the added code and edited code below. > > Now you should move some of the other things out of that loop if this is > way you would like to do it. > There is no need to recreate some of those objects during your iteration. > > I think this is what you are talking about. > > On Mon, Jan 11, 2010 at 12:17 PM, Craig Jensen > <[email protected]>wrote: > >> Ok, let me be more specific. The loop iterations must be five only and end >> without a sentinel even though right now I have included a sentinel. Plus, I >> cannot use a break. >> >> So I was not able to see a syntax that would accomplish this (that's why I >> threw in the sentinel) >> >> Synopsis of the app (I have also included the source of the class with the >> loop): >> >> * prompt for each of 7 different inputs >> * once they are input, display the results including a product of two of >> the inputs >> * return and begin a new prompt all over. >> >> public class AddBook // Modified to include requirement of positive num >> entry for donations (amount of and number of) >> { >> // main method begins execution of java application >> >> public static void main( String args[] ) >> { >> ArrayList persons = new ArrayList(); // Array to handle multiple >> entries of persons >> boolean stop = false; // This flag will control whether we exit the >> loop below >> // Loop until user types "stop" as the person's name: >> while (persons.size() < 6 ) >> >> { >> // create scanner to obtain input from command window >> Scanner input = new Scanner ( System.in ); >> System.out.println(); // a blank line >> System.out.print( "Please enter the persons name (First Last) or >> 'stop' to end program: " ); // prompt >> String perName = input.nextLine(); // read persons name >> /* >> if ( perName.compareTo("stop") == 0) // Check whether user indicated to >> stop program >> { >> System.out.println( "Program ended." ); >> stop = true; >> } >> else >> { >> > */ > >> // User did not indicate to stop, so continue reading info >> PersonData person; >> float donationNum; // first number, number of donations for the >> year >> float donationAmount; // second number, amount per donation (yeah I >> know it doesn't allow for different amounts). >> String Address; >> String City; >> String State; >> >> System.out.print ( "Please enter the person's Address: " ); >> Address = input.nextLine(); // Address validation and exception catch >> needed >> >> System.out.print ( "Please enter the person's City: " ); >> City = input.nextLine(); // City validation needed >> >> System.out.print ( "Please enter the person's State: " ); >> State = input.nextLine(); // Validation for State needed >> >> String zip = "12345"; >> >> //String zipCodePattern = "\\d{5}"; >> System.out.print ( "Please enter the person's Zip in five number >> format (88388): " ); >> zip = input.nextLine(); >> //while (zip != zipCodePattern) // my attempt at a zip validation, >> gave me an infinite loop, will try again later >> // { >> // System.out.print( "The Zip code must be entered in the correct >> format. " + >> // "Please enter the Zip Code again: "); // Ask for correct >> Zip entry >> // System.out.println(zip. >> matches(zipCodePattern)); >> // } >> >> System.out.print( "Please enter number of donations: " ); // prompt >> for donation number >> donationNum = input.nextFloat(); >> while (donationNum <= 0) // validate for positive number >> { >> System.out.print( "The number of donations must be a positive >> value. " + >> "Please enter the number of donations again: " ); // >> prompt for positive value for donations >> donationNum = input.nextFloat(); >> } >> System.out.print( "Please enter donation amount: $" ); // prompt for >> donation amount >> donationAmount = input.nextFloat(); >> while (donationAmount <= 0) // validate for positive amount >> { >> System.out.print( "The donation amount must be a positive value. " >> + >> "Please enter the donation amount again: " ); // Prompt >> again after invalid entry >> donationAmount = input.nextFloat(); >> } >> >> person = new PersonData(perName, donationNum, donationAmount, Address, >> City, State, zip); // fields included in our person entries >> //yearlyDonations = donationNum * donationAmount; // multiply >> System.out.print( person.getName() ); // display person's name >> System.out.println(); // my way (until I learn better) of >> formatting the output to single lines from here down -> >> System.out.print( person.getAddress() ); >> System.out.println(); >> System.out.print( person.getCity() ); >> System.out.println(); >> System.out.print( person.getState() ); >> System.out.printf( ", "); // prob a better way to get a comma >> between the state and zip... I'm learning >> System.out.print( person.getZip() ); >> System.out.println(); >> System.out.print( person.getName() ); >> System.out.printf( "'s yearly donations is: $%,.2f\n", >> person.getYearlyDonations() ); // display yearly donations >> persons.add(person); >> } >> > */ > >> } >> } // end method main >> } // end class AddBook >> > >
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