Saturday 16 June 2012

Trading Application: Manage your finances through a application

In the finance industry using software which provides users with real-time data which are not only useful but should also be stable, is very tough to find. Developing a trading application is no child’s play it takes considerable amount of time from the experienced developers so that the users won’t face any kind of difficulty in handling it. Dapfor is one of the organizations which have the experience as well extensive knowledge to do that. Dapfor’s trading application are developed by group of experienced professional who have worked in this filed for many years and know what is needed to develop a perfect software with which user can get maximum benefit. User’s main requirements from a trading application are user interface and its functionality. These two requirements must be easy to use so that any naïve user can operate it without any problem. Dapfor’s trading application is also thread safe which means that deadlock situation doesn’t arise like many other applications. Their trading application tactically uses the synchronized method so that deadlock like situation can be avoided, since it cannot be guaranteed that it won’t happen ever. Another very important aspect while developing a trading application is that it should have provision for further enhancement which in this changing environment is very necessary. Dapfor consider all these factors before developing a perfect trading application for the customers. Performance wise also Dapfor’s trading application is also very good; it consumes least amount of memory as well as system resource. Real time data is the most interesting feature of Dapfor’s trading application. For example in any trading application, change is currency is very common which must be notified to the users about every single change. To handle this Dapfor uses the CurrencyRate Class in their trading application which implements the INotifyPropertyChanged interface. This interface is the main reason behind the notifications about the changes in the currency. Look at the coding below to understand it more clearly.
public class CurrencyRate : INotifyPropertyChanged
{

public IList<string> AvailableCurrencies
{
get { return _availableCurrencies; }
}
public string MainCurrency
{
get { return _mainCurrency; }
}
}
CurrencyRate currencyRate = CurrencyRate(“USD”, Provider.Instance.AvailableCurrencies);
//Get current USD/EUR rate
double rate = currencyRate["EUR"];
//Set a new USD/EUR rate
currencyRate["EUR"] = 1.42; 

All the changes are in real-time so that the user can understand the changes evidently. To display the changes to the user, Dapfor’s trading application uses their proprietary grid which is known as the Grid.Source. The data source is then connected to this grid.
Header header = Header.FromDataType(typeof (CurrencyRate));
grid.Headers.Add(header);
//Bind grid to the collection of CurrencyRate
grid.DataSource = new List<CurrencyRate>(Provider.Instance.CurrencyRates.Values);  

In this way a perfect trading application is developed and there is more to it such as the real-time highlighting, blotting, hierarchical binding and many more.

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