Google Stock Trader
09/10/08 05:41

Currently stock trading is pretty hard, there is no day without painful losses and it is really unpredictable where the stocks might go the next few weeks. But there is a high interest in stock trading at the moment as everybody wants to know what is going on with his stocks and whether he sould sell or keep them. In order to know when best selling point has come it is important to be ahead - ahead of other traders who sell their stocks based on 20 minute delayed values. Currently 20 minutes might include a total stock rise or a total stock fall - if the trader does not know he has no chance in the current shark pool.
So we thought even stock trading is not everyones favorite topic at the moment, but there is a HIGH interest, we should create an application which is really useful - of course all our demos such as contact manager, emailmanager etc. are pretty nice demos as well, but in first place showcases and not "real world applications". The stock trader demo we created is an application which is intersting for people who might not be intersted in Rich Client topics as well, as it is a really useful application which helps you to make and save money!

So what did we do? First of all we took our favorit Rich Client technology (Flex!) and created as messaging enabled application. The UI is kind of listener and as soon as a value drops in the value will be displayed. So far so good. In order to receive real tim courses without delay we created some super smart backend services connecting a Google Finance portfolio - which delivers real time stock values. But they do not provide push mechanism so you keep hanging in front of the browser pressing the F5 key frequently...btw. our chart behaves much more interactively!

Adding a value to the Google Finance portfolio will cause the value to appear in our application portfolio, so the portfolio is kind of master and we have a view on it. Unfortunately Google Finance provides only real time values for US stocks, European values are not supported yet. As the US market opens up at 15.30 GMT we created a dummy service which will randomly generate values for the time the US markets are closed. This is indicated when entering the application, like this we can ensure you will always see a "dancing graph".
Currently we are not sure how to proceed with this application as it is (from our point of view!) a real killerapp - that's the reason we do not provide the sources for this example, as we possibly try to sell the application. BTW, if you are working for a trading company which is seeking for a webbased real time stock app let us know - as already mentioned, the application is for sale (sales@richability.com)!
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