}//deleteService
//Utility method to get user input and update attributes of a service
private void updateService(UserInterface ui, Service aService
, bool retainOldValue)
{
try
{
String input;
//Get value for code if it has not already been set
if (aService.getCode() == null) //code may not be changed
{
input = ui.promptForString("Code: ");
aService.setCode(input);
}
//get value for name
input = ui.promptForString("Name: ");
if (input.Length == 0 && retainOldValue)
{
aService.setName(aService.getName()); //ensure valid name
}
else
{
aService.setName(input);
}
//get value for fee
double fee;
if (retainOldValue)
{
fee = ui.promptForDouble("Fee: ", aService.getFee());
}
else
{
fee = ui.promptForDouble("Fee: ");
}
aService.setFee(fee);
}
catch (ArgumentException ex)
{
ui.errorMessage(ex.Message);
ui.message("Current details:");
ui.message(aService.toFormattedString());
ui.message("\nPlease repeat input. "
+ "Press Enter for details that are correct.");
updateService(ui, aService, true); //Give the user another chance
}
}//updateService
}//default constructor
/** Prompts the user for the new values with which to update a person.
* @param ui the user interface with which to communicate with the user
* @param aPerson the person object to update
* @param retainOldValue if true, the current value of an attribute is
* retained if the user does not specify a new value.
* If false, and a value is required for the
* attribute, the user will be prompted repeatedly
* to enter a value until the value is valid.
*/
public void updatePerson(UserInterface ui, Person aPerson
, bool retainOldValue)
{
try
{
if (retainOldValue)
{
ui.message("\nEnter new values. "
+ "Press Enter for values that are correct.");
}
String input = ui.promptForString("\nName: ");
if (input.Length == 0 && retainOldValue)
{
aPerson.setName(aPerson.getName()); //ensure valid name
}
else
{
aPerson.setName(input);
}
input = ui.promptForString("Street Address: ");
if (input.Length == 0 && retainOldValue)
{
} //retain old value
else
{
aPerson.setStreet(input);
}
input = ui.promptForString("City: ");
if (input.Length == 0 && retainOldValue)
{
} //retain old value
else
{
aPerson.setCity(input);
}
input = ui.promptForString("State: ");
if (input.Length == 0 && retainOldValue)
{
} //retain old value
else
{
aPerson.setState(input);
}
input = ui.promptForString("Zip Code: ");
if (input.Length == 0 && retainOldValue)
{
} //retain old value
else
{
aPerson.setZip(input);
}
input = ui.promptForString("Email: ");
if (input.Length == 0 && retainOldValue)
{
} //retain old value
else
{
aPerson.setEmail(input);
}
}
catch (ArgumentException ex)
{
ui.errorMessage(ex.Message);
ui.message("Current details:\n");
ui.message(aPerson.toFormattedString());
ui.message("\nPlease repeat input.\n");
updatePerson(ui, aPerson, true); //Give the user another chance
}
}//updatePerson
/** Creates a new Claim Submitter object
* @param theProvider the provider submitting the claim
* @param theMember the member to whom the service was provided
*/
public ClaimSubmitter(Provider theProvider, Member theMember)
{
try
{
ui = new UserInterface();
services = new Services();
claims = new Claims();
services.open();
claims.open();
//get the service date
DateTime serviceDate = ui.promptForDate
("Service Date (" + UserInterface.DATE_FORMAT + "): ");
//get the correct service
Service theService = null;
bool correctCode = false;
do
{
//get the service code
String serviceCode = ui.promptForString("Service Code: ");
theService = services.find(serviceCode);
if (theService == null)
{
ui.errorMessage("Invalid code. Please re-enter.");
}
else
{
//confirm the service
String answer = ui.promptForString("Service: "
+ theService.getName()
+ " \nIs this correct? (Y)es or (N)o: ");
if (answer != null && answer.Length >= 1 &&
Char.ToUpper(answer[0]) == 'Y')
{
correctCode = true;
}
}
} while (!correctCode);
//Create new claim. The constructor initializes
//the submission date and time with the system time.
Claim aClaim = new Claim(theService.getCode(),
theProvider.getNumber(), theMember.getNumber(),
serviceDate);
claims.add(aClaim);
//Display success confirmation and service fee
ui.message("Your claim has been submitted successfully.");
ui.message("Service fee due to you: "
+ ui.formatAsCurrency(theService.getFee()));
services.close();
claims.close();
}
catch (Exception ex)
{
//File format is incorrect
ui.errorMessage(ex.Message);
}
}//default constructor