//private static readonly String sPublishQueuePath = ".\\private$\\BankTransferQueueTransacted";
//private static void EnsureMessageQueuesExists()
//{
// // Create the transacted MSMQ queue if necessary.
// if (!MessageQueue.Exists(sPublishQueuePath))
// MessageQueue.Create(sPublishQueuePath, true);
//}
private static void CreateDummyEntities()
{
using (TransactionScope lScope = new TransactionScope())
using (BankEntityModelContainer lContainer = new BankEntityModelContainer())
{
if (lContainer.Accounts.Count() == 0)
{
Customer lVideoStore = new Customer();
Account lVSAccount = new Account() { AccountNumber = 123, Balance = 0 };
lVideoStore.Accounts.Add(lVSAccount);
Customer lCustomer = new Customer();
Account lCustAccount = new Account() { AccountNumber = 456, Balance = 20 };
lCustomer.Accounts.Add(lCustAccount);
lContainer.Customers.AddObject(lVideoStore);
lContainer.Customers.AddObject(lCustomer);
lContainer.SaveChanges();
lScope.Complete();
}
}
}
private Account GetAccountFromNumber(int pToAcctNumber)
{
using (BankEntityModelContainer lContainer = new BankEntityModelContainer())
{
return lContainer.Accounts.Where((pAcct) => (pAcct.AccountNumber == pToAcctNumber)).FirstOrDefault();
}
}
public void Transfer(decimal pAmount, int pFromAcctNumber, int pToAcctNumber, String pDescription)
{
bool lOutcome = true;
String lMessage = "TransferSuccessful";
try
{
using (TransactionScope lScope = new TransactionScope())
using (BankEntityModelContainer lContainer = new BankEntityModelContainer())
{
Account lFromAcct = GetAccountFromNumber(pFromAcctNumber);
Account lToAcct = GetAccountFromNumber(pToAcctNumber);
lFromAcct.Withdraw(pAmount);
lToAcct.Deposit(pAmount);
lContainer.Attach(lFromAcct);
lContainer.Attach(lToAcct);
lContainer.ObjectStateManager.ChangeObjectState(lFromAcct, System.Data.EntityState.Modified);
lContainer.ObjectStateManager.ChangeObjectState(lToAcct, System.Data.EntityState.Modified);
lContainer.SaveChanges();
lScope.Complete();
}
}
catch (Exception lException)
{
Console.WriteLine("Error occured while transferring money: " + lException.Message);
lMessage = lException.Message;
lOutcome = false;
throw;
}
finally
{
//here you should know if the outcome of the transfer was successful or not
}
}
/**
* This function transfer "pAmount" from "pFromAcct" to "pToAcct"
*/
public void Transfer(decimal pAmount, int pFromAcctNumber, int pToAcctNumber, String pDescription, String pReturnAddress)
{
OperationOutcome.OperationOutcomeResult lResult = OperationOutcome.OperationOutcomeResult.Successful;
String lMessage = "TransferSuccessful";
try
{
using (TransactionScope lScope = new TransactionScope())
using (BankEntityModelContainer lContainer = new BankEntityModelContainer())
{
Account lFromAcct = GetAccountFromNumber(pFromAcctNumber);
Account lToAcct = GetAccountFromNumber(pToAcctNumber);
lFromAcct.Withdraw(pAmount);
lToAcct.Deposit(pAmount);
lContainer.Attach(lFromAcct);
lContainer.Attach(lToAcct);
lContainer.ObjectStateManager.ChangeObjectState(lFromAcct, System.Data.EntityState.Modified);
lContainer.ObjectStateManager.ChangeObjectState(lToAcct, System.Data.EntityState.Modified);
lContainer.SaveChanges();
lScope.Complete();
}
}
catch (Exception lException)
{
Console.WriteLine("Error occured while transferring money: " + lException.Message);
lMessage = lException.Message;
lResult = OperationOutcome.OperationOutcomeResult.Failure;
//throw;
}
finally
{
/**
* notify if the transfer is successful
*/
IOperationOutcomeService lService = OperationOutcomeServiceFactory.GetOperationOutcomeService(pReturnAddress);
//Console.WriteLine("GUID - Bank: " + pDescription);
// USE THE RESPONSE QUEUE
lService.NotifyOperationOutcome(new OperationOutcome() { Message = lMessage, Outcome = lResult, OperationReference = pDescription });
//here you should know if the outcome of the transfer was successful or not
}
}
public void Transfer(double pAmount, int pFromAcctNumber, int pToAcctNumber, Guid pOrderNumber, string pReturnAddress)
{
using (TransactionScope lScope = new TransactionScope())
using (BankEntityModelContainer lContainer = new BankEntityModelContainer())
{
//IOperationOutcomeService lOutcomeService = OperationOutcomeServiceFactory.GetOperationOutcomeService(pResultReturnAddress);
try
{
Account lFromAcct = GetAccountFromNumber(pFromAcctNumber);
Account lToAcct = GetAccountFromNumber(pToAcctNumber);
lFromAcct.Withdraw(pAmount);
lToAcct.Deposit(pAmount);
lContainer.Attach(lFromAcct);
lContainer.Attach(lToAcct);
lContainer.ObjectStateManager.ChangeObjectState(lFromAcct, System.Data.EntityState.Modified);
lContainer.ObjectStateManager.ChangeObjectState(lToAcct, System.Data.EntityState.Modified);
NotificationService.NotificationServiceClient IClient = new NotificationService.NotificationServiceClient("NetMsmqBinding_INotificationService", pReturnAddress);
IClient.NotifyBankTransactionCompleted(pOrderNumber, OperationOutcome.Successful);
lContainer.SaveChanges();
lScope.Complete();
//lOutcomeService.NotifyOperationOutcome(new OperationOutcome() { Outcome = OperationOutcome.OperationOutcomeResult.Successful });
}
catch (Exception lException)
{
Console.WriteLine("Error occured while transferring money: " + lException.Message);
NotificationService.NotificationServiceClient IClient = new NotificationService.NotificationServiceClient("NetMsmqBinding_INotificationService", pReturnAddress);
IClient.NotifyBankTransactionCompleted(pOrderNumber, OperationOutcome.Failure);
lScope.Complete();
//throw;
//lOutcomeService.NotifyOperationOutcome(new OperationOutcome() { Outcome = OperationOutcome.OperationOutcomeResult.Failure, Message = lException.Message });
}
}
}
