sample java program which will call SAP bapi function sales order create

hi all,

     i am SAP technical consultant, i need a java program which will call SAP BAPI fuction module for sales order create i.e) BAPI_SALESORDER_CREATEFROMDAT2

passing values from a xml file. u have to connect to sapserver using jco connection and create a sales order on sap system.

    if  anybody went through the same senario, please pass the code, it will be very useful for me.

        thanks in advance

regards,

pavan