Android in-app Billing (without Sample application)

Thanks for the previous answer. Recently I m working over a Commercial based Project in Android, Where I need to implement Billing & transaction Functionality with the Products. So There is method of Implementing this, By configuring the Sample Application with my App, But Restriction for me is开发者_StackOverflow中文版 not to use This Sample Application, Just have to do the Coding for it.So if anybody knows any alternate way to do it, Or any Code Module is available for this Please reply me.It will be a great help in my terms.

Thanks in Advance.

Sure I've done it :-) Here's another simplified tutorial as an alternative to the google code:

http://www.anddev.org/advanced-tutorials-f21/simple-inapp-billing-payment-t52060.html