This would usually be done as a two step process. Your server would handle communication with the mobile app as well as fire off the transactions to the processor; and send responses back to the mobile client.
I don't recommend that you connect to your processors API directly from the mobile client. - Brill Pappin -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en

