yash_bhatia wrote:Can anybody guide me how to integrate paypal or any other payment gateway in my shopping cart application.
A few clicks on PayPal and I found this link. Keep in mind that it is aimed towards setting up PayPal in an app, but its not aimed at Andriod, so you'll need to figure out how to implement it based on the info PayPal provides. Good luck!Express Checkout
Here are some PayPal samples, there are Java versions in there
:PayPal Sample Code