school project - send receive sms using modem

to complete my school project in java i need to know how to code a send and receive sms from modems like gsm and hsdpa etc (not api) /* i will use the function to send sms from a database entries, and receive sms and save it to a database, i will also make autoresponder that will vary on keyword from sms message. i also want this functionality to retrieve, delete, or reply inbox entries of gsm or hsdpa */ no need for you to incorporate stuffs i enclosed on "/* ... */" in my program, i will incorporate it my self, the important thing is i will get to know how to hook my modem device into a java program, i will play around with other functionalities like saving data in a database, react on sms queries etc. i tried to learn how to use [login to view URL] but i didnt get much chance due to a tight schedule, if you will use it thats fine for me i understand that this is a low budget, this is only for those who are willing to help me on my school project important thing i must know how to: * hook modem to to my java program * incorporate your code to my code (if theres anything i should install please guide me by making a note in word doc) - send and receive sms into a multiple recipients - retrevive, delete, reply on gsm or hsdpa inbox